Nutritional disorder

This pilot study tests whether personalized herbal medicine can help obese adults with spinal or joint pain lose weight and reduce pain. Forty participants will receive either herbal treatment plus lifestyle guidance or lifestyle guidance alone. The study measures changes in BMI …

This study tests two experimental drugs, AZD6234 and AZD9550, given as weekly injections to Chinese adults with obesity or overweight. About 871 participants will receive the drugs alone, together, or a placebo. The main goal is to check safety and how well the drugs work for wei…

This trial tests whether an immersive virtual reality exercise program, done three times a week during school breaks, can improve body composition and fitness in children aged 12 to 16 with overweight or obesity. Participants wear a head-mounted display and play active video game…

This Phase 3 trial tests whether cagrilintide, a new injectable drug, helps people with overweight or obesity lose weight. About 300 adults will receive either cagrilintide or a placebo for up to 18 months, along with lifestyle counseling. The study measures weight change and wai…

This study tests whether tirzepatide, a once-weekly injection, helps teenagers with obesity or overweight (with related health issues) lose weight. About 160 teens will receive either tirzepatide or a placebo for 72 weeks, alongside lifestyle advice. The main goal is to see if bo…

This study tests three home-based programs—healthy eating, physical activity, and gardening—designed to prevent obesity in Hispanic children aged 3 to 4 living in rural West Texas. Over 24 months, researchers will measure changes in body mass index, waist-to-height ratio, and bod…

This study tests whether survodutide, a weekly injection for weight loss, is safe for the heart in people who are overweight or obese and have heart or kidney disease. About 5,500 adults will receive either survodutide or a placebo for up to 2 years, along with diet and exercise …

This study tests whether adding an AI chatbot to a 12-week smartphone weight loss program helps young adults with overweight or obesity lose more weight and stay engaged. Twenty participants will either get the standard program or the program plus a chatbot for extra support. Res…

This study tests a new drug combination (AZD9550 and AZD6234) for weight loss in 166 adults who are overweight or obese, with or without type 2 diabetes. The main goals are to check safety, tolerability, and how the drug moves through the body. It is an early-stage trial, so it f…

This Phase 2a trial tests whether adding an oral drug called ECC4703 to the weekly injection semaglutide helps adults with obesity lose more weight and reduce liver fat. About 151 participants will take either ECC4703 or a placebo alongside semaglutide for 20 weeks. The study is …

This study tests a new procedure called BEAM (Bariatric Endoscopic Antral Myotomy) to help people with obesity lose weight. The procedure uses a tube down the throat to make small cuts in the stomach muscle, aiming to change how the stomach empties. Twenty adults with a BMI betwe…

This study tests a 4-month program called GOAL that helps 5th-8th graders eat healthier and be more active. It includes after-school clubs, parent meetings, and a website. About 935 teens and their parents from Michigan schools are taking part. The goal is to lower heart disease …

This study tests whether acetyl L-carnitine, a dietary supplement, can help reduce pain, inflammation, and improve blood sugar control in obese, diabetic, postmenopausal women with osteoarthritis. One hundred women will take either the supplement or a placebo for 12 weeks, alongs…

This study aimed to see if using an exercise phone app and a continuous glucose monitor could help teenagers with obesity, prediabetes, or type 2 diabetes lose weight and improve their health. Participants would have worn a glucose monitor and, if in the intervention group, used …

This study tests a new drug, olatorepatide, for weight loss in people who are overweight or obese but do not have diabetes. The drug works by targeting hormones that control appetite and blood sugar. Researchers will check how safe the drug is, how the body processes it, and how …

This study tests whether adding the diabetes drug metformin to standard antidepressants helps people with both depression and obesity lose weight and feel better. Researchers will also check if certain gene variants affect how well the combination works. The trial involves 200 ad…

This early-stage study tests an investigational drug called LY4086940 in healthy people and those with overweight, obesity, or type 2 diabetes. The main goal is to check the drug's safety and how the body processes it. About 216 participants will receive single or multiple doses …

This two-year study will follow 1,250 people with obesity who are starting Wegovy (semaglutide) as part of their regular medical care. Researchers will track changes in weight, waist size, and quality of life to see how the drug performs outside of clinical trials. The goal is to…

This study compares two ways of fortifying breast milk for preterm babies in the NICU. One group gets standard fortification, while the other gets a personalized mix based on real-time milk analysis. Researchers will track growth, brain scans, and development up to age 2 to see w…

This study looks at whether sewing shut a specific incision site (the epigastric trocar) during sleeve gastrectomy can prevent hernias from forming later. People having their first sleeve gastrectomy for obesity are included, while those with prior stomach banding or repeat sleev…

This study tests whether a stepped-care program using digital tools like smart scales, activity trackers, and text messages, plus in-person counseling if needed, can help adults with obesity maintain at least 5% weight loss for a year. About 258 participants first lose weight thr…

This study tests whether a once-weekly injection of semaglutide helps children and teenagers (ages 6 to 17) with obesity or overweight lose weight. About 210 participants will receive either the drug or a placebo for up to 2.5 years, along with healthy lifestyle counseling. The m…

This study aimed to see if blocking blood vessels to part of the stomach (bariatric embolization) could help super obese patients lose weight before sleeve gastrectomy surgery, potentially lowering surgical risks. It planned to enroll patients with a BMI over 50 and at least thre…

This study tests whether adding a specially trained doula, along with home blood pressure and weight monitoring, can improve blood pressure in women who had high blood pressure during pregnancy. About 454 women will be randomly assigned to usual care or the doula program. The goa…

This Phase 2 study tests whether ZT006, a daily or weekly tablet, helps overweight and obese adults lose weight when combined with diet and exercise. About 184 participants will receive either ZT006 or a placebo for 28 weeks, with some continuing for an extra 12 weeks. The main g…

This study looks at whether adding Traditional Chinese Medicine (TCM) to standard weight-loss drugs helps people lose more weight. About 296 adults with obesity (BMI 27 or higher) in Taiwan are being followed for 6 to 12 months. Researchers are measuring weight loss, body fat, an…

This study compares two types of weight-loss surgery (gastric bypass and gastric banding) with an intensive diet and exercise program for controlling type 2 diabetes in moderately obese adults aged 25 to 55. The goal is to see which approach works best for improving diabetes and …

This study looks at whether giving a higher dose of vitamin D (800 IU daily) to extremely premature infants (born before 28 weeks or weighing under 1000 grams) can improve their health. Researchers will check vitamin D levels and measure effects on the lungs, bones, immune system…

This study looks at whether giving extra vitamin D (800 IU daily) to extremely premature infants (born before 28 weeks or weighing under 1000 grams) improves their lung, bone, immune, and brain health. About 180 babies will receive either the extra vitamin D or usual care for the…

This study compares two digital weight loss programs for people with obesity. One program uses weekly live video meetings, while the other uses a private Facebook group that participants can access anytime. The goal is to see if the flexible, on-demand option works as well as the…

This study looks at whether adding a combination of two drugs (naltrexone and bupropion) or a behavioral weight-loss program can help people who didn't lose enough weight after bariatric surgery. About 84 participants will receive either the drugs, behavioral therapy, both, or a …

This study looks at whether taking a synbiotic supplement (a mix of probiotics and prebiotics) and eating more fruits and vegetables can lower the risk of obesity and related health problems in Hong Kong Chinese adults. One hundred overweight or obese participants will follow the…

This study looks at health records of 120,000 people with type 2 diabetes and overweight to compare two injectable drugs: semaglutide and dulaglutide. Researchers want to see which one better reduces the risk of death, heart attack, or stroke. The goal is to understand how these …

This phase 3 trial is testing different ways to increase the dose of retatrutide, a new weight-loss drug, in 600 people with obesity or overweight who do not have type 2 diabetes. The study lasts about 113 weeks and measures weight loss, waist size, and other health markers. The …

This study looks at whether the diabetes drug metformin, combined with a low-calorie diet, helps overweight or obese adults with a large waistline lose weight. About 150 participants will take either metformin or a placebo for 24 weeks. The main goal is to see if at least 5% of b…

This study tests an online weight loss program for couples. It includes 762 married or cohabitating partners who are overweight or obese. The program adds four strategies—like joint goal setting and partner feedback—to a core behavioral weight loss plan. The goal is to see which …

This study tests a 3-month lifestyle program called the PILI Pasifika Program for Native Hawaiian and Pacific Islander adults who are overweight or have conditions like high blood pressure or diabetes. The program includes group lessons on healthy eating and physical activity, pl…

This study compares two popular weight-loss medications, tirzepatide and semaglutide, in 100,000 adults who are overweight or obese and at risk for heart problems but do not have diabetes. Researchers are analyzing real-world data to see which drug better prevents death, heart at…

This study tests a family-based program called LEADS for overweight African American teens and their parents. The program teaches stress-coping skills, mindfulness, and positive parenting to help teens become more physically active. Researchers will measure changes in daily exerc…

This study tests whether using a connected scale at home can help people who had bariatric surgery avoid regaining too much weight. About 182 adults who had surgery one year ago will either get standard follow-up or also weigh themselves weekly with a smart scale. If the scale sh…

This pilot trial tests whether tirzepatide, a drug used for diabetes and weight loss, can help people who still have obesity one year after gastric bypass surgery. Thirty participants will either receive the drug or standard care. The study tracks weight changes and any stomach-r…

This study tests whether a weekly injection of semaglutide can help 500 adolescents with obesity lose weight and maintain that loss for at least 3 years. All participants receive the medicine, which is injected into the stomach, thigh, or upper arm. The goal is to see if the drug…

This study tests a program called SANOS that teaches Mexican adults how to eat healthy without spending a lot of money and how to be more active. About 1,785 overweight or obese participants will receive counseling and be followed for up to a year. The goal is to see if this appr…

This study tests a telehealth program for Latino families with children aged 5 to 12 who have overweight or obesity. The program helps caregivers support healthy changes, and is compared to standard health education. The goal is to see if this approach improves children's weight …

This phase 2b trial tests a weekly oral tablet called ecnoglutide (VRB-101) for weight loss in 206 adults with obesity or overweight plus weight-related health problems. Participants receive either the drug or a placebo for several weeks. The main goal is to see how much body wei…

This study tests a new medicine called KAI-9531 (ribupatide) given as a weekly shot to help people with obesity lose weight. It includes 250 adults who have a BMI of 35 or higher and have tried to lose weight before without success. Participants will receive either the drug or a …

This study looks at how well the Joslin Why WAIT? program helps people with type 2 diabetes and obesity lose weight and improve their health. About 110 participants who have a BMI over 35 are included. The main goal is to see if they can lose at least 7% of their body weight and …

This study looks at whether children and teens being treated for acute lymphoblastic leukemia can follow a low-glycemic (low-sugar) diet for six months. The goal is to see if this diet is practical and helps manage weight during cancer treatment. About 88 participants will track …

This study tests a new drug called MET097, given as a shot, to help people with obesity or overweight lose weight. After 12 weekly doses, participants switch to monthly shots for up to 64 weeks. The trial compares four different dose schedules against a placebo to see which works…

This study tests whether a moderately low-carb diet can reduce liver fat and improve how the body uses insulin in teenagers with non-alcoholic fatty liver disease (NAFLD) and obesity. About 80 teens aged 10-17 will follow either a carb-restricted or a low-fat diet for 6 months, w…

This Phase 3 trial tests a daily pill called orforglipron in 487 adults with high blood pressure who are also overweight or obese. The study measures how well the drug lowers blood pressure and body weight compared to a placebo. It is currently active but not recruiting.

This Phase 3 study tests an experimental once-daily pill called orforglipron in about 487 adults who have both high blood pressure and obesity or overweight. The main goal is to see if the drug lowers blood pressure more than a placebo. Researchers will also check for changes in …

This study tests a new drug called CRB-913 for weight loss in people with obesity. It involves 252 participants and has two parts: first, measuring how the drug works in healthy adults, then comparing three doses against a placebo over 12 weeks. The goal is to check safety and ho…

This Phase 3 trial is testing a once-daily pill called orforglipron in nearly 1,000 people with high blood pressure who are also overweight or have obesity. The study compares the drug to a placebo to see if it safely lowers blood pressure. Participants may be untreated or on sta…

This study looks at whether taking a yerba mate extract can help improve health markers in overweight adults. Eighty people aged 40-65 will take either the extract or a placebo for 90 days. Researchers will measure changes in weight, blood sugar, cholesterol, and inflammation to …

This study tests a health support program for 600 people with disabilities who also have chronic conditions like diabetes or obesity. The program includes weekly nutrition classes, three exercise sessions per week, and help managing chronic conditions. Researchers want to see if …

This study looks at a 12-week program called 'GameDay Ready' to help Black men living in rural South Carolina lose weight. About 29 men will take part, and their weight changes will be compared to a group that does walking and general health education. The goal is to see if the n…

This study looks at whether a natural supplement called butyrate can improve how the body responds to exercise in women with overweight or obesity. Participants will follow a 12-week exercise program and take butyrate daily for the last 4 weeks. The goal is to see if this helps t…

This phase 2 study tests two drugs, bimagrumab and tirzepatide, alone or together, to see if they help adults with obesity or overweight lose weight safely. About 252 participants without type 2 diabetes will take the drugs or a placebo for up to 70 weeks. The main goal is to mea…

This study looks at whether 10 weeks of regular exercise (on land or in water) can lower blood sugar and blood pressure in people aged 60 and older who have several health conditions like diabetes, high blood pressure, and arthritis. 63 volunteers will be split into two exercise …

This Phase 3 study tests a weekly injection called retatrutide in about 1,946 people with severe obesity (BMI ≥35) and established heart disease. The goal is to see if it helps with weight loss and improves heart-related health measures over 113 weeks compared to a placebo. Parti…

This study tests whether a daily injection of liraglutide (3.0 mg) can help children aged 6 to 12 with obesity lose weight. Over 56 weeks, 78 children will receive either liraglutide or a placebo, along with counseling on diet and exercise. The main goal is to see how much their …

This study tests whether adding cabergoline to osilodrostat works better than osilodrostat alone for controlling Cushing's disease. About 50 adults with active Cushing's disease will receive either the combination or the single drug. The goal is to see if the combo can lower cort…

This early-phase trial tests the drug phentermine/topiramate (Qsymia) in 13 adolescents aged 12-20 who have both obesity and type 2 diabetes. The drug is already approved for weight loss in adults. The study aims to see if it can safely lower body mass index (BMI) and improve blo…

This trial tests a 12-month lifestyle medicine program for 1000 adults with obesity and related conditions like diabetes or high blood pressure. Participants get regular visits with a dietitian and a doctor, plus optional behavioral health support. The goal is to see if the progr…

This study looks at whether switching to a plant-based diet can improve heart health and reduce inflammation in people who have had a kidney transplant. Twenty-five participants who are at least three months post-transplant will follow a plant-based diet for 16 weeks after a two-…

This early-stage trial is testing a new drug called MD-18 in healthy adults who are overweight or obese. The main goal is to check if the drug is safe and how the body processes it. About 54 participants will receive either MD-18 or a placebo by injection. The study is currently …

This study tests whether limiting food intake to a 10-hour window each day helps obese adults lose weight and improve body composition. Sixty-one participants will either follow this eating pattern plus nutritional counseling, or just receive counseling alone. The goal is to see …

This study tests a special magnet system that creates a new connection between the stomach and intestine without traditional surgery. It is designed for adults with obesity (BMI 30-50) who also have type 2 diabetes or have regained weight after a previous sleeve gastrectomy. The …

This study tests a new magnetic device (MagDI System) that creates a connection between the duodenum and ileum, bypassing part of the small intestine. The goal is to help with weight loss and blood sugar control in 60 adults with obesity and type 2 diabetes. Researchers are check…

This study tests a new magnetic system (MagDI) that creates a connection between two parts of the small intestine to help with weight loss and blood sugar control. It involves 25 adults with obesity and type 2 diabetes. The goal is to see if the device is safe, works as intended,…

This study compares three treatments for severe obesity: two types of bariatric surgery (gastric bypass and sleeve gastrectomy) and two newer weekly injectable medications (semaglutide and tirzepatide). About 125 adults with a BMI of 35 or higher will be followed for one year to …

This study was designed to see if a dietary supplement called WM Formula could help people with obesity lose weight and improve blood sugar and fat levels. It planned to enroll adults with high body fat who were not taking weight-loss or diabetes drugs. However, the study was wit…

This study tests whether whole-body electromyostimulation (WB-EMS), a technology that stimulates muscles with mild electrical pulses, can lower resting blood pressure and improve other heart risk factors in overweight adults aged 50+ with mild hypertension. Over 12 weeks, 28 part…

This study tests whether the drug liraglutide, combined with healthy lifestyle changes, can help children aged 6 to 12 with severe obesity lose weight and improve heart function. Thirty children will receive either liraglutide injections plus lifestyle advice or lifestyle advice …

This study tests whether a probiotic called Limosilactobacillus fermentum CRL 1446 can improve health in 80 adults with heart disease risk factors like obesity, high blood pressure, and high cholesterol. Participants take either the probiotic or a placebo daily, and researchers m…

This study tests whether adding an experimental drug (RO7204239) to an existing weight-loss medication (tirzepatide) helps adults with obesity or overweight lose more weight over 48 weeks. About 285 participants without diabetes will receive either the combination or a placebo pl…

This study tests whether two plant extracts, Cissus quadrangularis and Dichrostachys glomerata, can help overweight and obese adults control their appetite and weight. The extracts are thought to work by boosting a natural hormone (GLP-1) that signals fullness and by blocking an …

This study tested whether adding stress management techniques to a standard weight loss program helps Black women with obesity lose more weight. Over 300 women with high stress levels took part. The goal was to see if a culturally-tailored approach could improve weight loss resul…

This study tests whether a new weekly injection called IBI362 works better than the existing drug semaglutide for weight loss and reducing liver fat in overweight or obese Chinese adults with metabolic dysfunction-associated fatty liver disease (MAFLD). About 479 participants wil…

This study tests whether guiding people to use free online weight loss tools helps them lose weight. About 473 adults with obesity from primary care clinics will take part. One group gets extra support and motivation to use these tools, while the other group gets basic informatio…

This phase 3 trial tests tirzepatide, a once-weekly injection, in 905 adults with type 1 diabetes who are also overweight or obese. Participants will receive either tirzepatide or a placebo for about 49 weeks. The study measures changes in blood sugar control (HbA1c) and body wei…

This early-phase trial tests the safety of a single dose of HRS-5817 in 40 obese adults aged 18-55. Participants receive either the drug or a placebo by injection. The study monitors side effects and how the drug moves through the body.

This study tests whether survodutide, a new weekly injection, helps people with obesity burn more energy and fat compared to the existing drug semaglutide (Wegovy). 64 adults aged 18-65 with a BMI between 30 and 45 will be randomly assigned to one of the two drugs. Researchers wi…

This study tests a community-based program to help Black and Latino adults with diabetes, prediabetes, high blood pressure, or obesity. Participants receive lifestyle coaching, help connecting to health and social services, and digital skills training. The goal is to see if this …

This study looks at whether combining high-intensity interval training with recovery in low oxygen (hypoxia) and taurine supplements can improve body composition, metabolism, and mitochondrial function in women with obesity. Fifty women aged 25–45 with a BMI of 30–35 will exercis…

This study tests a new medicine called NNC0662-0419, given as a weekly shot, to see if it helps people with overweight or obesity lose weight safely. About 224 adults aged 18-65 with a BMI of 27 or higher will receive either the drug or a placebo. The main goals are to check for …

This Phase 2 trial tests two experimental drugs, trevogrumab and garetosmab, added to the weight-loss drug semaglutide (Wegovy) in about 1,000 people with obesity. The goal is to see if the combination improves weight loss and body composition (more fat loss, less muscle loss) co…

This study is testing different combinations of diet and exercise to find the best weight loss plan for people with prediabetes who also have physical or mobility disabilities. Thirty participants will start with either a high or reduced carbohydrate diet. After four weeks, those…

This study tests a new once-daily pill called RO7795081 for weight loss in adults with obesity or overweight who also have weight-related health problems like high blood pressure or sleep apnea. The trial involves 352 participants and lasts 38 weeks, comparing the drug to a place…

This Phase 2 trial tests whether tirzepatide, a drug already used for diabetes and weight loss, can improve kidney health in 140 people with obesity and chronic kidney disease (with or without type 2 diabetes). Researchers will use MRI scans to measure changes in kidney fat and b…

This study tests a new device called the Luso-Cor esophageal stent for closing leaks (fistulas) that can happen after weight-loss or cancer surgery on the stomach or esophagus. About 180 adults will be enrolled and their outcomes compared to those treated with standard stents or …

This study tests whether a structured high-protein diet with meal replacements helps adults with overweight or obesity lose more weight than a standard low-calorie diet. About 60 participants will follow a calorie-restricted plan and attend visits for body measurements and blood …

This study tests whether adding creatine and HMB supplements to a supervised exercise program can improve physical function, muscle mass, thinking skills, and quality of life in frail older adults living in nursing homes. Fifty people aged 65 and older are taking part, receiving …

This Phase 3 study tests a once-weekly injection called CagriSema, which combines two drugs (cagrilintide and semaglutide), to help people with overweight or obesity lose weight. About 3,400 adults will receive either CagriSema, one of the drugs alone, or a placebo for 1.5 years,…

This study looks at whether eating almonds every day for 12 weeks can improve gut health and lower inflammation in people with metabolic syndrome. About 80 adults aged 35-60 with conditions like high blood pressure, high blood sugar, or unhealthy cholesterol levels will participa…

This study tests a smartphone-based weight loss program (EVO) against the standard Diabetes Prevention Program (DPP) in 524 adults with obesity. Participants use an app to track diet, activity, and weight, with remote coaching. The goal is to see which approach leads to more weig…

This study tests a 6-month home-based program called FIT Families, designed to help African American teens with obesity and their caregivers lose weight. The program includes coaching sessions, family counseling, and small prizes for completing tasks. Researchers will measure cha…

This pilot study explores how a 6-month low-carbohydrate diet affects blood sugar control, body composition, and gut-brain interactions in 40 obese adults with or without glucose intolerance or diabetes. Participants follow a low-carb eating plan, and researchers measure changes …

This study tracks 30 adults with obesity who are starting anti-obesity medications like Wegovy or Mounjaro. Researchers will measure how these drugs affect 24-hour energy expenditure and body composition (fat vs. muscle) over 6 months using a metabolic chamber and DXA scans. The …

This study tests whether semaglutide, a drug used for diabetes, can reduce harmful belly fat and improve heart health in people with HIV who have excess fat around the midsection (lipohypertrophy). About 108 participants will receive either semaglutide or a placebo for 32 weeks. …

This study uses brain scans (fMRI) to see how the weight-loss drug lorcaserin changes activity in brain areas that control appetite and food intake. Forty obese adults will receive either lorcaserin or a placebo pill. Researchers will also measure changes in body composition. The…

This study looks at how the weight-loss drug Saxenda (liraglutide) changes brain activity related to appetite. Researchers will scan the brains of 28 obese adults to see how they respond to food cues after treatment. The goal is to understand the underlying mechanisms that help p…

This study looks at whether replacing sugary drinks (like soda and sports drinks) with calorie-free alternatives (like diet drinks or water) can help adults with overweight or obesity lose weight. About 460 people who drink at least one sugary drink per day will be assigned to on…

This study tests a telehealth program that teaches parents of children with autism and overweight or obesity how to help their child manage weight through nutrition, activity, and behavior skills. About 140 families will take part, with one group receiving the parent-based progra…

This study tests a program that teaches parents how to help their child, a childhood cancer survivor, eat healthy and exercise more. The goal is to prevent or reduce obesity, which is a major risk for heart disease in these children. About 520 families will take part in one of tw…

This study is testing a new digital weight management program for adults with obesity who are referred to NHS Tier 3 services. The program uses a smartphone app to help people manage their weight. Researchers want to see if it improves health, saves money, and works well for pati…

This study tests whether giving pregnant women a daily vitamin B12 supplement (50 micrograms) from early pregnancy until six months after birth helps their children grow and think better. Researchers are enrolling 800 pregnant women in Nepal who are at risk of low B12 levels. The…

This study tests whether semaglutide (Wegovy), a weekly injection for weight loss, can help people in secure mental health care who have gained weight from antipsychotic drugs like clozapine or olanzapine. About 20 adults with a BMI of 35 or higher will receive the drug along wit…

This study tests a new daily pill, aleniglipron, in 58 adults with type 2 diabetes who are overweight or obese. The main goal is to check if the drug is safe and tolerable at different doses. Researchers will also measure weight loss and blood sugar changes. The study is not yet …

This study tests whether a 3-month program of dance classes three times a week plus a personalized nutrition plan can improve health in 40 obese breast cancer survivors. Researchers will measure changes in weight, body fat, fitness, gut bacteria, and quality of life. Participants…

This study tests whether a diet with more protein (25% of daily calories) helps children aged 7-14 with overweight or obesity lose weight and reduce diabetes risk. Over 10 weeks at a lifestyle camp, one group eats a higher-protein diet while another eats a lower-protein diet, bot…

This study tests a 10-week program called Healthy Dads, Healthy Kids for Hispanic families in Houston. Dads aim to lose weight, while kids increase physical activity through group sessions and joint exercise. About 187 fathers and their children are taking part to see if the prog…

This study tests whether a program combining exercise, diet advice, and behavioral support can improve fitness and health in adults aged 60-75 who are at high risk for heart disease. Participants in the program receive supervised high-intensity exercise and counseling, while all …

This study planned to test whether a virtual weight control program (WW, formerly Weight Watchers) could help adults with type 2 diabetes and obesity lower their blood sugar levels. Participants would have used the WW SmartPoints system and attended weekly online workshops. Howev…

This study tests whether a 6-week exercise program, done twice a week, can improve physical and mental health in 100 adults with severe mental illness. Participants are randomly assigned to either usual care or usual care plus the exercise program. The goal is to see if exercise …

This study tests whether giving people with obesity and diabetes a monthly $160 subsidy to buy fruits and vegetables online helps them eat healthier. 214 participants will be split into groups, some getting the subsidy and some not, to see if it increases their produce purchases …

This study tests an experimental daily pill called aleniglipron for weight loss in 220 adults with obesity or overweight who also have a weight-related health issue. Participants receive either the drug or a placebo for 36 weeks, with the option to continue on the drug for anothe…

This study tests whether adding high-dose vitamin D3 to standard anti-TNF therapy can improve symptoms and reduce inflammation in people with active Crohn's disease or ulcerative colitis. About 100 adults starting anti-TNF treatment will receive either vitamin D3 or a placebo for…

This study tests whether giving severely malnourished children lower-calorie feeds during the first stage of hospital treatment is safe and helps them survive. About 135 children aged 6 months to 5 years will receive either a standard feed or one of two reduced-calorie feeds. Res…

This Phase 3 trial tests a daily pill called orforglipron to see if it helps people with obesity or overweight lose weight. About 600 participants will take either the drug or a placebo for around 18 months. The study focuses on weight reduction and related health measures like w…

This study looks at how the timing of meals and sleep patterns influence blood sugar, heart health, and weight loss in adults with type 2 diabetes, obesity, or high blood pressure. Researchers will provide nutritional guidance and track changes in weight, lab results, and body me…

This Phase 3 trial is testing a once-daily pill called orforglipron to see if it helps people with obesity or overweight lose weight, both in those with and without type 2 diabetes. About 1,200 participants will take either the drug or a placebo for a set period. The goal is to f…

This study follows 120 teenagers aged 13 to 18 with severe obesity to see if weight-loss surgery (gastric bypass) leads to better health than standard treatments like diet and exercise. Participants are tracked for up to 10 years, measuring weight loss, quality of life, and menta…

This study looks at whether a non-surgical stomach-reducing procedure called endoscopic sleeve gastroplasty (ESG) can help obese people with nonalcoholic fatty liver disease lose weight and improve liver health. Researchers will measure changes in liver fat and stiffness, as well…

This study tests a program called ROC+ to help people who are very responsive to food cues lose weight. It compares ROC+ to standard behavioral weight loss programs in 300 adults with overweight or obesity. The goal is to see if reducing reactions to food cues leads to lasting we…

This study follows over 1,000 people with obesity in Japan who are taking Wegovy as prescribed by their doctor. Researchers will track side effects and weight changes for about 2 years to see how the drug works in everyday life, not just in a lab. The goal is to better understand…

This study tests a new medicine called cagrilintide to help people who are overweight or have obesity and type 2 diabetes lose weight. About 330 adults will receive either cagrilintide or a placebo for around 18 months. The main goals are to see how much weight they lose and how …

This study tests a structured nutrition plan for 300 ICU patients who had abdominal surgery and cannot eat normally. The plan includes IV nutrition, oral supplements, and a device to measure calorie needs. Researchers will track infections, ICU stay length, and muscle loss to see…

This study tests whether a Mediterranean diet combined with intermittent fasting can reduce liver scarring (fibrosis) better than the weight-loss medication naltrexone/bupropion. About 70 adults with overweight or obesity and heart or metabolic risks (like type 2 diabetes or high…

This study tests whether group nutrition education based on Brazil's dietary guidelines can help overweight adults eat better and lose weight. Sixty participants will attend monthly group sessions or receive individual counseling. Researchers will compare diet quality, BMI, and w…

This Phase 3 trial is testing a once-daily pill called orforglipron in 600 adults who are overweight or have obesity and also have type 2 diabetes. The study compares the drug to a placebo to see if it helps lower blood sugar and body weight over about 18 months. Participants mus…

This study planned to test a procedure called bariatric embolization for people with morbid obesity who cannot have standard weight-loss surgery. The procedure involves injecting tiny particles into blood vessels near the stomach to reduce blood flow, which may lower hunger hormo…

This study tests whether a pharmacist-led education program can help women with hypothyroidism and low vitamin D levels improve their vitamin D levels and medication habits. Sixty women will be split into two groups: one receives standard care, the other gets counseling, brochure…

This study tests a once-weekly injection called retatrutide to help people with obesity or overweight lose weight. About 250 participants without type 2 diabetes will receive either the drug or a placebo for 65 weeks. The main goal is to see how much weight they lose and if it is…

This study looks at whether adding a small bypass (gastroenteroanastomosis) to the standard sleeve gastrectomy can prevent or reduce acid reflux in people with obesity. Sixty patients will be split into two groups: one gets the added bypass, the other does not. Researchers will c…

This study tests a program called Fit Together that combines standard medical care with community activity sessions for children with obesity. About 400 children aged 5-12 will receive a referral to local park programs offering exercise, sports, and nutrition activities. Research…

This study tests four new ready-to-drink nutritional supplements in 100 adults who are malnourished or at risk. Participants take one of the supplements daily for 28 days alongside their usual diet. Researchers track how well people stick with the drink, their nutrient intake, an…

This study tests whether semaglutide (Wegovy), a once-weekly injection, can preserve the pancreas's ability to produce insulin and reduce liver fat in 60 obese youth with prediabetes or early type 2 diabetes and fatty liver disease. Participants receive either semaglutide or a pl…

This study tests whether giving people free boxes of fruits and vegetables along with nutrition education can improve health in three Mississippi counties with high rates of diabetes, obesity, and poverty. About 300 adults with high blood sugar or obesity will receive produce and…

This study looks at whether patient navigators (health coaches) can help more obese adults sign up for and attend weight management programs. About 171 participants will be assigned to either get navigator support or standard care. The goal is to see if this approach increases pr…

This phase 3 trial tests whether retatrutide is better than tirzepatide for weight loss in 800 adults with obesity. Participants receive one of the two drugs for about 89 weeks. The study measures changes in body weight, BMI, waist size, and other health markers.

This study tests whether a new drug called XW003 works better than the existing drug semaglutide for weight loss in Chinese adults with obesity. About 163 participants with a BMI of 30 or higher will receive either drug, and researchers will measure changes in body weight, waist …

This study looks at whether eating oats for 6 weeks can improve cholesterol, blood pressure, and gut health in people who are overweight or have high cholesterol. Participants will follow a low-gluten diet rich in either oats or rice. Researchers will measure blood fats, inflamma…

This study looked at whether time-restricted eating (eating only during a set window each day) helps overweight or obese people with prediabetes return to normal blood sugar levels. Over 12 months, 142 participants either followed this eating pattern or received standard care. Th…

This early-stage trial tests whether a drug called RO7204239 can improve how the body uses insulin and affects muscle composition in 30 adults with type 2 diabetes who are overweight or obese. Participants will receive either the drug or a placebo, and researchers will measure ch…

This Phase 3 trial tests retatrutide, a once-weekly injection, in 1000 adults with type 2 diabetes who are overweight or obese. The study also looks at a subset of participants with obstructive sleep apnea. Over 89 weeks, researchers will measure weight loss, changes in sleep apn…

This study tests a 6-month online weight loss program designed for Arab adults in Saudi Arabia. Participants are randomly assigned to either the online program or standard hospital-based dietary care. The online program includes 12 Arabic educational sessions and dietitian suppor…

This study tests whether teaching kidney transplant recipients to eat a whole-food plant-based diet can improve their blood pressure, blood sugar, and weight, and reduce hospital visits and infections. About 49 adults who had a kidney transplant in the past 2–12 months and have h…

This study tests whether maslinic acid, a natural compound found in olive skins, can improve metabolic health by activating brown fat—a type of fat that burns calories. Fifty adults with pre-metabolic syndrome or mild obesity will take maslinic acid or a placebo for 12 weeks. Res…

This study is testing whether adding an experimental anti-inflammatory drug called NT-0796 to the weight-loss medication semaglutide can help people with obesity lose more weight and reduce inflammation. About 82 adults with a BMI of 30 to 45 will take either the combination or a…

This phase 2 study tests an experimental drug called HM15275 for weight loss in 267 adults who are obese or overweight but do not have diabetes. Participants receive either the drug or a placebo as a weekly injection for 36 weeks. The main goal is to see how much body weight chan…

This early-stage trial tests the safety and tolerability of a new drug called BMF-650 in 80 otherwise healthy adults who are overweight or obese. Participants receive either the drug or a placebo, and researchers monitor for side effects, vital signs, and how the drug moves throu…

This study tests a video-based healthy lifestyle program for adults aged 50 to 74 who are overweight and have conditions like prediabetes, type 2 diabetes, or high blood pressure. Participants use a tablet, scale, and activity tracker at home, and some get extra support from a co…

This study tests whether adding a nutrition education program for caregivers to standard oral iron therapy improves hemoglobin levels in children aged 1-5 with iron deficiency anemia. 150 children will be split into two groups: one gets iron pills alone, the other gets iron pills…

This study tests the safety of switching from the current drug metreleptin to a new experimental drug called mibavademab in people with generalized lipodystrophy, a rare condition where the body cannot properly store fat. Nine participants who have been stable on metreleptin will…

This phase 3 trial is testing a weekly injection called VK2735 to help people with type 2 diabetes who are overweight or obese lose weight. About 1,100 participants will receive either the drug or a placebo for 78 weeks. The study measures how much weight they lose and whether th…

This Phase II trial tests whether high-dose vitamin D (4,000 IU daily) can correct deficiency and slow cognitive decline better than standard doses in 180 older adults aged 65-90. Participants include those with normal thinking, mild impairment, or early Alzheimer's. The study la…

This study tests a procedure that reroutes part of the small intestine to help control type 2 diabetes and weight. About 15 adults with diabetes and obesity will be followed for a year to see if their blood sugar and weight improve. The goal is to reduce the need for diabetes med…

This study looks at whether game-like features and social rewards can help overweight veterans with high blood pressure become more physically active. About 725 veterans will take part in a 9-month program where they either compete or cooperate to increase their daily steps. The …

This study tests whether a parent-only weight loss program followed by a family healthy lifestyles program works better than the family program alone. It involves 480 rural families with a child aged 6-11 who is overweight and a parent with a BMI between 25 and 50. The goal is to…

This study looks at whether the weight-loss medication Contrave (naltrexone/bupropion) increases the risk of serious heart problems like heart attacks, strokes, or heart-related death. About 8,600 obese or overweight adults with heart risk factors will be randomly assigned to tak…

This study tests whether the weight-loss drug phentermine, currently approved for only 12 weeks, can be safely used for up to 2 years. About 870 adults with obesity will take phentermine and receive online lifestyle coaching. Researchers will track weight loss, blood pressure, an…

This phase 3 trial tests whether VCT220, a daily pill that targets GLP-1 receptors, can help overweight or obese adults lose weight. About 840 participants will take either a high dose, low dose, or placebo for 12 months. The main goals are to see how much weight they lose and ho…

This study tests whether a combination of medication (naltrexone/bupropion, also known as Contrave) and behavioral weight-loss counseling can help people who experience loss-of-control eating after bariatric surgery. About 160 adults who had gastric bypass or sleeve gastrectomy a…

This study looks at whether eating only during certain hours of the day (time-restricted eating) helps adults with obesity lose weight and improve health. About 162 participants will be assigned to either early or late eating windows or standard daily calorie restriction for one …

This study compares two approaches for treating type 2 diabetes in teenagers: weight-loss surgery (vertical sleeve gastrectomy) versus intensive medical therapy (including metformin and other drugs). The goal is to see which method provides better blood sugar control and reduces …

This study looks at whether a 26-week behavioral weight loss program called 'Paso a Paso' is practical for Mexican and Central American adults with fatty liver disease and overweight. Researchers will track attendance, weight loss, liver stiffness, and diet changes in 50 particip…

This study tests whether a gamified mobile health program, including a neurotraining video game, can help overweight men lose weight. 228 men will use either a standard mHealth app or a fully gamified version with team competition and digital rewards. The goal is to see if gamifi…

This study tests whether limiting food intake to an 8-hour window each day (between 10am and 6pm) for 2 months helps children and teens with obesity lose weight. Researchers will also check if any benefits last and explore how the gut microbiome and body clock might play a role. …

This phase 2 trial tests different doses of tirzepatide in 414 adults with type 2 diabetes and obesity who already take metformin. The goal is to see if the drug helps with weight loss and blood sugar control. Participants receive either tirzepatide or a placebo for about 89 week…

This study tests a postbiotic supplement called ABB C3 in 70 children and teens with obesity. Half take the supplement and half take a placebo for 3 months, with an optional 3-month extension for all. Researchers will measure changes in body fat and blood sugar levels to see if t…

This study tests a new drug called taldefgrobep alfa (BHV-2000) to help adults with overweight or obesity lose weight. About 150 participants will receive either the drug or a placebo as a weekly or monthly injection for 24 weeks. The main goal is to see how much body weight chan…

This study is testing a liposomal iron supplement with vitamin C and fiber (LISEFEX®) in 74 Mexican adults with mild to moderate iron deficiency anemia. Researchers are observing how well the supplement raises hemoglobin levels and how acceptable it is to patients. The supplement…

This trial compares two versions of a procedure called TORe, which is used to help people who have regained weight after gastric bypass surgery. One version is the classic TORe, and the other is a newer version called ESD-TORe. The study will look at which one leads to more weigh…

Severe acute malnutrition affects millions of children worldwide and often leads to death after hospital discharge. This phase 3 trial tests whether giving a combination of antibiotics (rifampicin, azithromycin, isoniazid, and vitamin B6) for several weeks can lower the risk of d…

This study will offer shared medical appointments (group visits) for obesity treatment to over 140,000 patients across 56 Cleveland Clinic primary care practices. About 3,600 adults aged 20-75 with a BMI of 30 or higher will take part. The goal is to see if offering these group v…

This study tests whether a Mediterranean diet adapted to use local Indonesian foods can help obese women lose weight and improve health markers like inflammation and gut bacteria. Fifty-four women will follow either this diet or a standard low-calorie diet for 4 weeks. Researcher…

This study looks at whether a very low-calorie diet (800-960 calories per day) can reduce fat and scarring in the liver for people with obesity and non-alcoholic fatty liver disease (NAFLD). Twenty participants will follow either the low-calorie diet or a standard lower-calorie d…

This study tests whether adding a daily nutrient supplement (SQ-LNS) to monthly malaria prevention visits can reduce both malaria and malnutrition in children aged 6-24 months in Burkina Faso. Researchers will compare malaria rates and nutritional status between children receivin…

This study tests a new oral nutritional supplement called AYMES SWIFT in 40 adults who are malnourished or at risk of malnutrition. Participants will take the supplement for 7 days, and researchers will measure how well they tolerate it (digestive comfort) and how much they like …

This study tests whether personalized nutrition coaching, delivered online, can help overweight or obese nurses at an Indonesian hospital lose weight, eat better, and become more active. Over 8 weeks, 44 nurses will receive individual guidance to make lasting lifestyle changes. T…

This study tests whether a probiotic supplement containing Bifidobacterium longum can help overweight or obese children aged 3 to 14 improve their body mass index (BMI). Sixty children will receive either the probiotic or a placebo for 8 weeks, along with lifestyle advice. Resear…

This study tests whether a special food supplement with added omega-3s and choline can help undernourished pregnant women carry their babies longer and improve their babies' brain development. It also tests a simple talk therapy program to reduce depression during and after pregn…

This Phase 2 study tests an experimental drug called AZD6234, given as a weekly injection, for weight loss in adults with overweight or obesity and type 2 diabetes. Participants are already on a stable dose of a GLP-1 medication. The study will compare AZD6234 to a placebo over 2…

This study tests a new oral drug called aleniglipron (GSBR-1290) in 71 adults with obesity (BMI ≥30). Participants take the drug or a placebo daily for 40 weeks. Researchers measure changes in body fat, waist size, and weight using special scans. The goal is to see if the drug sa…

This study tests a procedure called Revita DMR, which uses a thin tube to treat the lining of the upper gut, to help people with obesity keep weight off after they stop taking the weight-loss drug tirzepatide. About 315 participants who lost at least 15% of their body weight on t…

This study tests whether adding Moringa leaf powder to standard iron pills can better improve hemoglobin levels in pregnant women with iron deficiency anemia. About 59 women in their third trimester will take either Moringa capsules plus iron or iron alone for 60 days. Researcher…

This study looks at whether providing daily nutritional supplements (like instant milk or soy drinks) can improve the health of malnourished older adults who live alone. Thirty participants will receive these supplements for 12 months while researchers track changes in their nutr…

This study tests an investigational drug called retatrutide in 643 adults with obesity. The goal is to see if it helps maintain weight loss over about 2.5 years. Participants first take the drug for 80 weeks, then are randomly assigned to continue the drug or switch to a placebo …

This phase 3 study tests whether a new weekly injection called HRS9531 works better than semaglutide for weight loss in 572 adults with obesity. Participants receive either drug for 52 weeks, and researchers measure changes in body weight, waist size, and BMI. The trial is active…

This study was designed to test whether adding ofirnoflast to semaglutide helps obese people with type 2 diabetes control blood sugar and lose more weight than semaglutide alone. It was a Phase 2 trial planned for about 200 participants, but it was withdrawn before anyone enrolle…

This study offers voluntary screening for newborns in North Carolina to detect a wide range of rare health conditions early. Using a small blood sample already collected at birth, the program tests for dozens of disorders, including spinal muscular atrophy, cystic fibrosis, and m…

This study follows 300 children aged 9 to 14 with obesity to see if ultrasound and MRI can detect early signs of liver disease. Researchers will compare imaging markers like liver fat and stiffness with standard tests. The goal is to improve diagnosis and monitoring without invas…

This study looks at whether two blood markers, PLIN2 and RAB14, can accurately diagnose NASH (a serious liver disease) and advanced scarring, without needing a liver biopsy. Researchers will test these markers in 828 adults with NASH, type 2 diabetes, or obesity. If successful, t…

This study tests whether a newer form of iron (liposomal iron) works better than standard iron drops to prevent iron deficiency anemia in premature babies. About 60 preterm infants born at or before 34 weeks will receive either daily standard iron, daily liposomal iron, or liposo…

This study tests whether using smaller or opaque bottles can help prevent rapid weight gain in newborns. Researchers will give 5 infants special bottles and track their weight and feeding habits over 4 months. The goal is to find simple ways to reduce the risk of childhood obesit…

This study tests a program called Healthy Eating for My Infant (HEMI) designed to prevent obesity in infants from low-income families. The program includes educational sessions and peer support to help mothers with feeding and mental health. Researchers will enroll 60 mother-infa…

This study compares time-restricted eating (eating only between 12pm-8pm) to daily calorie restriction for weight loss and colorectal cancer risk reduction in 193 obese adults aged 45-70. Participants follow their assigned diet for 6 months, then a maintenance phase for another 6…

This study tests whether a weight loss program for overweight or obese women (and their partners) before pregnancy can reduce the risk of their child becoming overweight. 240 couples are randomly assigned to either a very low-calorie diet and counseling or no intervention. The ma…

This study tests whether a smartphone app that sets daily step goals can help middle-aged adults (30-70 years old) who are overweight walk more. Participants use a Fitbit and receive adaptive goals to increase light physical activity. The goal is to see if this simple approach ca…

This study tests whether pregnant women who eat two eggs daily have babies with longer birth lengths and better development. Researchers in Rwanda are giving eggs to some women and comparing them to those eating their usual diet. The goal is to see if this simple, affordable food…

This study tests an 8-week online program called EatGrow, where parents and their preschool-aged children (ages 3-5) learn about nutrition, cook together, and taste new foods. The goal is to see if it helps kids eat more fruits and vegetables and become more willing to try new fo…

This study tests a program that uses kindergartens, families, and hospitals to prevent obesity in children aged 4-6. About 980 children in China will take part. The program includes teacher training, health lessons, parent education, and check-ups. Researchers will measure change…

This study is testing a digital health platform called STELA that creates personalized lifestyle plans to reduce risk factors for heart disease, like obesity, high cholesterol, and insulin resistance. About 100 adults without existing heart disease will use the platform for a yea…

This study tests whether a 16-week family-focused lifestyle program can reduce type 2 diabetes risk in Latino children aged 10-16 who have obesity. The program includes nutrition education, behavior change skills, and physical activity. Researchers will measure glucose tolerance …

This study tests a 2-year personalized program for overweight children aged 6-7 that includes diet advice, physical activity, psychology, and relaxation techniques. The goal is to reduce their body mass index (BMI) and prevent obesity. Researchers will compare results to a histor…

This study tests whether helping women with overweight or obesity adopt a healthy lifestyle before and during pregnancy can reduce the risk of their children developing obesity. About 360 women planning pregnancy will either receive a tailored program including a low-calorie diet…

This pilot study looks at whether adding hunger training to a standard diabetes prevention program helps obese women at high risk for breast cancer lose weight and lower their cancer risk. About 51 participants will learn weight-loss strategies and how to recognize true hunger. T…

This study tests a school-based lifestyle program to prevent obesity in children aged 4-7 in Karachi, Pakistan. The program encourages healthy eating, drinking water, physical activity, and less screen time. Researchers will measure changes in teachers' and parents' knowledge, at…

This study tests whether coaching for Latino mothers on how to feed and put their babies to sleep can prevent obesity in the first two years of life. About 256 mothers and their healthy full-term infants will receive either group coaching or text-based support. The goal is to hel…

This study tests a mobile health program called Fit for Duty-mobile to help 350 active-duty Air Force members aged 18-39 prevent weight gain over 2 years. Participants use a smartphone app, get coaching calls, and wear a Fitbit. The goal is to see if this approach can stop unheal…

This study tests whether giving breastfeeding mothers a natural nutrient called betaine can help prevent rapid weight gain in babies, which is linked to later obesity. About 47 mothers with overweight or obesity will take betaine or a placebo for 3 months while exclusively breast…

This study tests whether adding a natural nutrient called betaine to infant formula can safely prevent excessive weight gain in babies at risk for childhood obesity. Researchers will compare growth and gut bacteria in 50 formula-fed infants whose mothers had a higher pre-pregnanc…

This study tests a program where Black mothers and their 9th- or 10th-grade daughters work together to increase physical activity and improve diet, aiming to prevent obesity. About 120 pairs will join, with daughters at higher risk due to weight. The program uses activity tracker…

This study tests a digital health platform delivered through WeChat to prevent obesity in 1,400 school children in grades 2 and 3. The program includes health education, growth monitoring, behavior tracking, and home-school partnerships. Researchers will compare children using th…

This study looks at whether aggressive weight loss using semaglutide can improve symptoms in people with a specific type of heart failure linked to obesity. About 81 participants with a BMI of 30 or higher and heart failure with preserved ejection fraction will receive either sem…

This study tests whether training the muscles you use to breathe can improve how long obese breast cancer survivors can exercise. Researchers will compare breathing exercises plus aerobic exercise to aerobic exercise alone in 78 women who finished treatment. The goal is to see if…

This study is testing a mobile app designed to help teenagers who struggle with binge eating and are overweight or at risk for obesity. The app uses strategies from cognitive-behavioral therapy to improve self-regulation and eating habits. Fifty teens will use the app for 16 week…

This study tests whether brief, one-minute exercise breaks—called 'exercise snacks'—can improve fitness and health in adults with obesity. Eighty inactive participants aged 35-64 will use a phone app to do personalized movement breaks throughout the day for 12 weeks. The goal is …

This study tests whether phentolamine eye drops can improve vision in low light for people who had laser eye surgery and now see glare, halos, or starbursts at night. About 200 adults will use the drops or a placebo every evening for two weeks. The main goal is to see if more peo…

This pilot study is testing whether a mulberry leaf extract supplement (Reducose) can help control blood sugar spikes after meals in obese children and adolescents. Eighty participants will take either the supplement or a placebo twice daily for 12 weeks. Researchers will measure…

This study compares the effects of soy soft pretzels and wheat pretzels on inflammation in 30 men with obesity. Researchers want to see if the natural chemicals in soy can reduce chronic inflammation, which is linked to health problems like cancer. Participants will eat either so…

This study tests whether a 16-week mindfulness-based nutrition group program is feasible and acceptable for adults with obesity who are already taking GLP-1 medications. Forty participants will either join the group program plus usual care or receive usual care alone. The program…

This study tests a new 20-session cognitive-behavioral therapy for adults aged 18 and older with anorexia nervosa. The goal is to help participants gain weight and reduce eating disorder thoughts and behaviors. Researchers will track changes in weight, anxiety, depression, and ea…

This study looks at whether mirtazapine, a drug often used for depression, can improve appetite in people with advanced cancer who have lost weight and have little desire to eat. About 98 patients will receive either mirtazapine or a placebo for 29 days. Researchers will track ch…

This study tests an 8-week mindfulness program (MB-EAT) for people who had bariatric surgery at least six months ago and struggle with eating guidelines. About 85 participants will be split into two groups: one gets the mindfulness training, the other does not. Researchers will t…

This Phase 2 trial tests a single intravenous dose of ketamine in 20 hospitalized teens and young adults with anorexia nervosa or atypical anorexia. Researchers want to see if ketamine helps the brain become more flexible, making it easier to learn new, positive associations with…

This study tests a remote program called ReConnect for people who had bariatric surgery about 2 years ago and their romantic partners. The program uses weekly handouts and videos with positive psychology activities to improve mood, resilience, and relationship satisfaction. 82 co…

This study tests a therapy called RETELL that helps people with severe mental illness explore and reshape their life stories. The goal is to improve personal recovery, quality of life, and identity. Twenty adults with conditions like schizophrenia, bipolar disorder, or PTSD will …

This study looks at whether time-restricted eating (a form of intermittent fasting) is a practical way for veterans with spinal cord injury and obesity to lose weight. Fifteen veterans with paraplegia will try eating all their daily calories within a set window of time for 6 week…

This study tests whether watching short video lessons instead of reading chapters can help adults with binge eating disorder stop binge eating. Eighty adults will either watch weekly videos or read text-based materials for 13 weeks, with brief online coaching sessions. The goal i…

This study tests whether drinking hydrogen-rich water can make a 4-week weight loss retreat more effective for overweight and obese teens. Sixty adolescents will be randomly assigned to get either hydrogen water or plain water, while all follow the same retreat program. Researche…

This study tests a culturally tailored counseling and support program for Chinese and Korean American caregivers of relatives with dementia. The program includes family counseling sessions and online peer support groups. Researchers will measure whether it reduces stress, depress…

This early-stage study tests a new drug called LY3549492 in 120 healthy adults who are overweight or have obesity. The main goal is to check the drug's safety and how the body processes it over about 8 weeks. Participants receive multiple doses of the drug, and researchers monito…

This study tests a smartphone app that monitors when you might be about to break your diet and sends helpful alerts or tips. About 200 adults with obesity and heart risk factors will use the app alongside a standard online weight loss program. The goal is to see which types of al…

This study looks at how losing weight affects sexual function and sperm quality in men with severe obesity. About 59 men will either have weight-loss surgery or follow a standard diet plan. Researchers will measure changes in sexual health, hormone levels, and sperm quality to se…

This pilot study is testing a type of talk therapy called Metacognitive Interpersonal Therapy (MIT-ED) for adults with various eating disorders, including those who are underweight. The therapy aims to help people understand and manage the negative thoughts and feelings that driv…

This study looks at whether adding online yoga classes to an internet-based weight loss program can help people lose more weight and keep it off. About 210 adults with obesity will take part. Everyone gets a 12-month online weight loss program, and after 3 months, some also get y…

This study looks at whether taking vitamin D can reduce nerve pain caused by chemotherapy in people with low vitamin D levels. About 120 cancer patients will be split into two groups: one gets vitamin D supplements, the other gets standard care. The goal is to see if vitamin D he…

This study tests whether taking vitamin D3 before a root canal can reduce pain afterward. Fifty-four adults with low vitamin D and painful tooth inflammation will receive either a single high dose, a three-day course, or a placebo. Pain levels and painkiller use will be tracked f…

This study looks at whether giving vitamin D supplements to women with depression and low vitamin D levels can change their brain waves. Researchers will measure brain activity using a non-invasive EEG scan before and after supplementation. The trial includes 34 women aged 20-40 …

This pilot study tests a 10-week mindful eating self-help program for pregnant women who binge eat. Participants use a book and a smartphone app to learn mindful eating skills. The study aims to see if the program is feasible, acceptable, and helpful for reducing binge eating and…

This study tests a mobile app (CHAMP) that helps parents track their child's feeding progress at home, aiming to make tube weaning easier and faster. About 245 children aged 1 month to 5 years who are ready to stop tube feeding will participate. The app lets parents send feeding …

This pilot study is testing a new type of exposure therapy for people with anorexia nervosa. The therapy helps patients face their fears about eating and weight gain through real-life and mental exercises. The study involves 30 participants and aims to see if the therapy is feasi…

This study looks at whether a low dose of esketamine, given during and after weight-loss surgery, can help reduce depression in patients who were already depressed before surgery. Forty adults with a BMI over 35 and a Hamilton Depression score of 7 or higher are taking part. The …

This study tests whether a series of four short educational videos (each under 7 minutes) can help parents of adolescents with anorexia feel more confident and less stressed. About 50 parent-teen pairs will either receive standard care or standard care plus the videos. Researcher…

This study looks at whether exercising once a week or three times a week is better at reducing liver fat in adults who are centrally obese and have non-alcoholic fatty liver disease (NAFLD). Three hundred Chinese adults aged 18-69 will be assigned to either a once-weekly or thric…

This study looks at whether two types of exercise training can improve body composition, heart and lung function, and quality of life in people who have had bariatric surgery. Researchers will compare high-intensity interval training (HIIT) and moderate-intensity continuous train…

This study tests a multi-family therapy program for teens aged 11–18 with anorexia nervosa and their families. The therapy brings several families together to share support and learn skills for meal support and emotional regulation. Researchers will track weight, eating disorder …

This pilot study tests a new group program called Move Healthier, designed to help people with overweight or obesity increase their exercise using cognitive and behavioral skills. The goal is to see if it boosts physical activity without raising the risk of disordered eating. Onl…

This study tests whether adding virtual reality (VR) training to standard balance exercises can improve balance, stability, mobility, and quality of life in people with obesity. Sixty participants aged 20-40 with a BMI between 30 and 40 will be randomly assigned to either balance…

This study tests whether an 8-week nutrition education program focused on fiber-rich foods (like fruits, vegetables, and whole grains) is acceptable and helpful for people with diabetes, prediabetes, or obesity. Researchers will track participants' weight and dietary changes over…

This study looks at how well children aged 1 to 16 tolerate and accept new nutritional feeds made from real food ingredients. The feeds are given through a tube or as a drink. Researchers will track stomach issues like pain, bloating, and nausea over 28 days. The goal is to see i…

This study tests whether anamorelin, a drug that stimulates appetite, can help advanced lung cancer patients who have lost their appetite and weight. Researchers will interview 25 patients and compare those taking the drug to those taking a placebo. The goal is to see if the drug…

This study tests a new ready-to-use nutritional supplement drink designed for people with dysphagia (swallowing problems). Over 28 days, 40 adults who need at least 250 calories per day from a milkshake-style supplement will take the drink daily. Researchers will check how well p…

This study tests whether olanzapine, a drug often used for mental health conditions, works better than megestrol acetate (the usual treatment) for improving appetite and preventing weight loss in people with advanced cancer. About 227 adults with cancer-related loss of appetite w…

This study tests whether a mix of ketamine and dexmedetomidine (ketodex) can reduce the need for strong painkillers after laparoscopic sleeve gastrectomy in obese patients. Eight adults with a BMI over 35 are randomly assigned to receive either ketodex or standard opioid-based an…

This pilot study tests whether an 8-week program combining mindful eating and yoga is practical and well-liked by adults with overweight or obesity. Researchers will check if participants stick with the program and if it leads to better mindfulness, healthier eating, more physica…

This study looks at whether adding a structured therapy journal to standard cognitive behavioral therapy (CBT) helps people with mental health conditions like depression, anxiety, or eating disorders feel better faster. About 80 adults in outpatient therapy will be randomly assig…

This study tests whether adding group weight-loss classes to standard cardiac rehabilitation helps people with atrial fibrillation and obesity lose at least 10% of their body weight. About 120 adults will take part, with half getting the extra classes. The goal is to see if this …

This study looks at whether a weight loss program designed for adults who have had a knee replacement can help them lose weight, be more active, and have less pain and better function. About 182 overweight or obese adults who had knee replacement within the last 6 months will tak…

This small study tests whether a therapy called rTMS (repetitive transcranial magnetic stimulation) can reduce food cravings in adults who binge eat. Eight participants will receive six treatments, and brain scans will check for changes in reward pathways. The goal is to understa…

This study is testing a new probiotic called CLB101TM in healthy but overweight adults who have digestive issues like bloating or stomach pain. The probiotic is designed to produce a natural substance called butyrate, which may help strengthen the gut lining and support immune he…

This study looks at whether peer mentors can support youth aged 16-24 with eating disorders as they move from youth to adult treatment. Participants are paired with a mentor for 3-6 months. The goal is to see if this approach is practical and helps keep patients motivated.

This early-stage study tests a new medicine for people who are overweight or have obesity. The main goal is to check if the medicine is safe and how the body processes it. About 63 participants will receive either the study drug or a placebo as an injection under the skin. The me…

This study tests a new program that combines mindful eating with motivational interviewing to help people with overweight reduce binge eating. One hundred participants will either receive the full program (counseling plus daily meditation) or just daily meditation. The main goal …

This pilot study aimed to test a parent-only training program for children aged 8-12 with both ADHD and overweight or obesity. Parents would learn weight management skills and strategies to help their child's focus and planning. However, the study was withdrawn before any partici…

This study looks at whether 8 weeks of resistance training with blood flow restriction can improve muscle strength, body measurements, and health markers in adults with obesity. Thirty participants aged 18 to 40 with a BMI between 30 and 40 will do leg and arm exercises using lig…

This study tests whether high-flow oxygen therapy can prevent low oxygen levels (hypoxemia) in patients at higher risk during sedated digestive endoscopy. The trial includes 326 adults with obesity, sleep apnea, or stable lung or heart conditions. Researchers will compare high-fl…

This study looks at whether unlicensed professionals can successfully provide cognitive behavioral therapy (CBT) to patients in a general hospital. It includes 250 adults with conditions like anxiety, depression, OCD, and PTSD. The goal is to see if this approach improves psychol…

This study looks at whether teenagers and young adults with Polycystic Ovary Syndrome (PCOS) have more fat in their liver than those without PCOS. Researchers will use advanced imaging and tests to measure liver fat, insulin resistance, and cholesterol problems in 80 participants…

This study looks at whether vitamin C can increase body heat produced by the nervous system and boost vitamin D levels in the blood. Researchers will measure temperature and blood samples in 20 overweight adults aged 18-40 during a stimulation test. The goal is to understand how …

This study examines health data from about 800,000 Korean adults to see how often conditions like obesity, type 2 diabetes, heart disease, chronic kidney disease, and fatty liver occur together. Researchers will analyze national survey and insurance records from 2013 to 2023. No …

This pilot study will compare two diets—one high in ultra-processed foods and one typical American diet—in 6 adults with overweight or obesity. Participants will try each diet for two weeks in random order. The goal is not to prove which diet is better, but to see if a larger stu…

This pilot study tests a step-by-step nutrition care plan called P-INPAC for children in the hospital. The goal is to see if training staff and using simple screening tools can help catch and manage malnutrition early. About 600 children across three hospitals will be involved, a…

This study tests if a special parenting program (Attachment Biobehavioral Catch-Up) can help low-income Latino children have fewer common illnesses, better sleep, and healthier weight. About 260 mothers and their 9-month-old babies will take part. The program focuses on strengthe…

This study was designed to look at how tiny energy-producing parts of cells (mitochondria) in the liver might be linked to fatty liver disease in people with obesity who were scheduled for weight-loss surgery. Researchers planned to take small liver samples during surgery to stud…

This study follows 250 obese adults who are having a weight-loss procedure—either surgery or an endoscopic stomach reduction. The goal is to see how often acid reflux (GERD) develops afterward, including silent reflux with no symptoms. By tracking symptoms and using tests, resear…

This study observes 69 adults with chronic kidney disease who are on hemodialysis. Researchers want to find the best way to diagnose malnutrition using the GLIM criteria and other tools. The goal is to see which methods best predict declines in quality of life, muscle strength, a…

This study looks at whether taking short walks throughout the day is better for kids at risk for type 2 diabetes than one longer exercise session. Researchers will measure blood sugar, insulin, and thinking skills in 188 children aged 8-11 with overweight or obesity. The goal is …

This pilot study looks at whether regularly measuring body fat in very preterm infants (born at 28-32 weeks) can help reduce excess fat gain by 3 months of age. Researchers will use a special machine to measure body composition shortly after birth, at 32 weeks, and again at 36 we…

This study was designed to create a registry of medical information from children aged 1 to 18 with obesity. The goal was to collect historical and clinical data from medical charts to help researchers better understand pediatric obesity. However, the study was withdrawn before e…

This observational study will follow 125,000 adults with employer-based insurance to see how GLP-1 and GLP-1/GIP obesity medications (like Wegovy and Zepbound) affect weight, healthcare use, and medical costs. Researchers will compare people who take these drugs to those who don'…

This study looks at how gastric bypass surgery changes the way the small intestine processes sugar and other fuels, which may explain why the surgery improves obesity and type 2 diabetes. Researchers will collect intestinal tissue and blood samples from 32 people before and up to…

This study tests whether a biomarker found in saliva can predict how much weight people with obesity will lose when taking semaglutide. Researchers will compare weight changes in biomarker-positive and biomarker-negative participants over 24 weeks. The goal is to personalize obes…

This study looks at whether adding aripiprazole to the antidepressant escitalopram can reduce pathological rumination—repetitive, intrusive negative thoughts—in people with major depressive disorder. 108 participants will receive either escitalopram alone or escitalopram plus ari…

This study looks at how head and neck position (sniffing vs. ramped) and the type of blade used on a video laryngoscope affect how quickly a breathing tube can be placed in 140 severely obese patients (BMI 40 or higher) undergoing elective surgery. The goal is to find the best co…

This study follows 300 families with children aged 2 to 6 years over three years to understand how ongoing stress might lead to weight gain. Researchers will measure stress hormones and behaviors to see what role they play. The goal is to learn, not to test a treatment, so no new…

This observational study looks at whether a computer program can analyze voice recordings to predict weight loss success in Latino adults with obesity. Researchers will record participants answering one question about their weight loss journey and use AI to guess their personalit…

This study examines whether low-calorie (low energy density) and high-calorie (high energy density) foods act as substitutes in a meal. Researchers will serve 62 healthy-weight adults different combinations of foods across four sessions and measure how much they eat. The goal is …

This study was designed to see how well the stomach-acid drug dexlansoprazole is absorbed before and after gastric bypass surgery, and how often ulcers occur afterward. It planned to enroll smokers with obesity who were scheduled for surgery. However, the study was withdrawn befo…

This study tests whether Eatable Alphabet cards—a fun, child-friendly nutrition tool—can help kids ages 2 to 10 with overweight or obesity eat more fruits and vegetables. About 160 children in a weight management program will use the cards, and parents will report changes in thei…

This study looks at health records of about 1,100 women who took Wegovy during pregnancy and compares them to those who did not. The goal is to see if the drug increases risks for birth defects or other problems in babies. Researchers will use insurance claims data to track outco…

This study looks at how compounds from mango (gallotannins) and a probiotic called Lactiplantibacillus pentosus affect gut bacteria and inflammation in people with obesity. Researchers will analyze stool samples from 20 participants (lean and obese) after giving them mango juice,…

This study looks at how eating mostly ultra-processed foods (like packaged snacks) compared to less-processed foods (like whole fruits and vegetables) affects blood pressure and other heart health markers. About 79 overweight adults will follow special diets to see the difference…

This study looks at how the liver burns fat and makes sugar in people with NASH (a serious liver disease linked to obesity) who are planning to have weight-loss surgery. Researchers will use special scans to measure liver function before and after surgery in 30 adults. The goal i…

This study follows 180 children with overweight or obesity to see how their thinking skills (like memory and self-control) relate to eating habits and weight changes over time. Researchers will use brain tasks and interviews to understand these links. The goal is to find better w…

This study aims to adapt a sleep-improvement program for African American adults who are overweight and sleep less than 6 hours per night. Researchers will test if the program is practical and satisfying for participants. The goal is to reduce health disparities linked to poor sl…

This study looks at how changing sleep patterns affects eating behavior and self-control in 120 children who are overweight or at risk for obesity. Researchers will monitor sleep, brain activity, and real-world eating to understand the link between sleep and weight gain. The goal…

This study adapts a 'Health at Every Size' program for pregnant people with a BMI over 30. Ten first-time mothers will attend group sessions on nutrition, movement, and self-advocacy. The goal is to see if the program is acceptable and helpful in reducing weight stigma and improv…

This study looks at whether estrogen patches can improve mental flexibility and reward processing in young women (ages 14-35) with eating disorders linked to low estrogen. About 120 participants will receive either estrogen patches or placebo for 12 weeks. The goal is to understa…

This observational study looks at 103 adults with knee osteoarthritis to see if repetitive negative thinking (rumination and worry) is linked to worse pain and disability, even when X-ray damage is similar. Participants fill out questionnaires about their thoughts, pain, and dail…

This study tests a web-based tool called gp-multitool.de that helps general practitioners follow guidelines for older patients with multiple chronic conditions. About 659 patients from GP practices in Germany are taking part. The tool lets patients fill out questionnaires online …

This study looks at 54 obese women getting knee replacements to see if a stemmed or non-stemmed tibial implant works better. The goal is to find out which type reduces the risk of the implant collapsing or loosening over time. Researchers will track these outcomes to guide future…

This study looks at whether digital health tools like text messages, videos, or AI conversations can improve the physical and mental health of middle school students. About 800 students aged 11 to 13, with normal weight, overweight, or obesity, will be split into four groups to c…

This study looks at whether it is practical to offer a blood test for DHA (a nutrient important for baby's brain development) to all pregnant women early in their care. About 650 patients starting prenatal care at participating clinics will be invited to take the test. The main g…

This study looks at how aging changes the way older adults respond to exercise. Researchers will have 26 people who previously completed a structured exercise program do a 6-month aerobic workout. They will measure changes in insulin sensitivity and heart fitness to see if age af…

This study looks at whether diabetes or blood sugar problems can worsen thinking and memory issues in people with myotonic dystrophy type 1. Researchers will use MRI brain scans and thinking tests over 4 years to track changes. The goal is to understand why some patients have mor…

This study explores whether genetic differences explain why some people benefit more from chili pepper compounds (capsaicinoids) for weight control. Researchers will give supplements to 100 adults with overweight or obesity and measure changes in body fat, appetite, and metabolis…

This study tests whether a remotely delivered resistance training program is practical and helpful for Black women aged 30-64 who are overweight, have prediabetes or diabetes, or have high blood pressure. About 37 women will participate from home using their own devices. The goal…

This study looks at whether reducing exposure to everyday chemicals called endocrine disruptors (found in plastics, cosmetics, and food) can help people with overweight or obesity lose weight. About 226 participants will either follow a program to lower chemical exposure or use a…

This study looks at how long you need to fast and how stopping the diabetes/weight-loss drug tirzepatide changes the amount of food left in your stomach after a meal. Researchers will use ultrasound to check stomach contents in 40 people with type 2 diabetes or obesity. The goal …

This registry will follow 10,000 people with obesity who are taking or starting standard weight-loss medications. Researchers will collect data on how well the drugs work and any side effects over time. The goal is to understand the real-world benefits and risks of these treatmen…

This study looks at how the body's internal clock (circadian rhythm) affects heart disease risk, especially in people with obesity. Researchers measured blood pressure and other heart markers in 17 lean and overweight adults over 5 days. The goal is to understand if obesity creat…

This early-stage study tests a single dose of the experimental drug PF-08653944 in 54 overweight or obese adults. Researchers want to see how the drug is absorbed when injected into the abdomen, thigh, or upper arm. The study also monitors safety through blood tests and vital sig…

This study looks at how a baby's emotions, attachment to mom, and feeding habits work together to affect weight gain in the first year of life. Researchers will follow 250 mother-infant pairs to understand what leads to healthy growth or future obesity. The goal is to find ways t…

This study tests whether a swallowable camera capsule, controlled by magnets from outside the body, can safely and effectively examine the stomach and esophagus in 30 people preparing for weight loss surgery. Participants swallow the capsule after fasting, and a surgeon guides it…

This study looks at how immune cells in different types of body fat (belly fat vs. fat under the skin) are linked to insulin resistance, a condition where the body doesn't use insulin well. Researchers will analyze fat samples from 50 people having weight-loss surgery to see if c…

This study directly measures how GLP-1 medications (like Ozempic) change the way people eat. Researchers use a special device to track every sip of sugary and fatty drinks in 140 adults with obesity. The goal is to understand exactly how these drugs reduce calorie intake, not jus…

This study looks at whether taking weekly cold water baths (18°C) for at least 12 weeks can boost brown fat activity in people with obesity. Brown fat is a type of body fat that burns energy to generate heat. Researchers will use special scans to measure blood flow and fuel use i…

This study follows 225 pregnant women—some who had gastric bypass or sleeve gastrectomy, and some without surgery—to see how blood sugar changes affect fetal growth. Participants wear a continuous glucose monitor and activity tracker for 10 days each trimester. The goal is to lea…

This study was designed to test whether a fasting-mimicking diet (FMD) can activate beige/brown adipose tissue—a type of fat that burns calories—in people with overweight. Researchers planned to measure changes using PET scans, thermal imaging, and blood tests. However, the study…

This study looks at how brown adipose tissue (brown fat) changes when young adults with obesity follow a calorie-restricted diet to lose 8-10% of their body weight. Researchers will use PET-CT scans and molecular tests to measure brown fat activity and compare it to a group maint…

This study tests a 12-week program that teaches parents how to use positive, supportive feeding practices to help their children eat better and grow healthily. It includes 36 parents and their children aged 5-11 who are at risk for obesity. The program focuses on giving parents t…

This study gathers home videos, images, and daily logs from parents of 1,000 children with feeding difficulties. The goal is to help doctors monitor progress remotely and build a database for future research. Participants must already be using the CHAMP App in another study.

This study was designed to see if a new type of airway device can prevent dangerous drops in oxygen levels during anesthesia in patients who are at high risk, such as those with obesity or sleep apnea. Researchers planned to compare the new device with standard ones in adults und…

This study aims to collect information from weight management clinics across the UK to understand who uses these services, what treatments they receive, and how well they do. Researchers will enroll up to 41,000 people who are already attending these clinics. The goal is to impro…

This study looks at how amino acids trigger the liver to release hormones in healthy people and those with non-alcoholic fatty liver disease. Researchers will give amino acid infusions with or without a drug that blocks natural hormone production. By comparing the results, they h…

This study looks at how fat tissue takes up sugar in people with obesity, comparing those with normal blood sugar to those with insulin resistance. Researchers will use labeled sugar infusions and PET scans to measure sugar uptake in fat and muscle. The goal is to understand why …

This study follows 250 patients who have recovered from an eating disorder. Nurses will call them once a year for three years to check on their health and see if they relapse. The goal is to learn what factors might increase the risk of relapse, such as age or exercise habits.

This study aimed to find the right daily dose of vitamin C for older people living in care homes, who often have low levels of this immune-supporting nutrient. The goal was to gather data for a future trial on whether vitamin C could help reduce the risk and severity of respirato…

This study looks at whether storing blood samples (frozen or at different temperatures) changes the accuracy of a vitamin D test called the ALPCO 25(OH) Vitamin D CLIA Kit. Researchers will compare results from fresh blood with those from stored samples in 80 healthy adults. The …

This study looks at how swallowing difficulties in people with multiple sclerosis (MS) relate to their nutrition and muscle function. Researchers will assess 34 ambulatory MS patients using questionnaires and physical tests. The goal is to better understand these connections to i…

This Mayo Clinic study looks at how a single session of exercise affects fat tissue in healthy adults of different ages and weights. Researchers will take small fat samples from the belly before, right after, and three hours after a 30-minute bike workout. They want to see how ex…

This study uses brain scans (fMRI) to compare how teenage girls with eating disorders and healthy teens react to pictures of food. Researchers want to find differences in brain activity and structure that might explain why some teens develop anorexia. The goal is to better unders…

This study aimed to see if a 6-month nutrition plan could improve weight and strength in malnourished older adults compared to standard hospital care. It was designed for people aged 65 and older in Italian hospitals. However, the study was withdrawn before enrolling any particip…

This study looks at whether eating organic foods during pregnancy changes pesticide levels in the mother's urine and affects health markers like cholesterol. About 100 pregnant women will be randomly assigned to eat organic or conventional foods, following Norway's dietary guidel…

This study explores whether a non-invasive brain stimulation technique called repetitive transcranial magnetic stimulation (rTMS) can reduce compulsive behaviors in people with anorexia nervosa. Twenty participants will receive multiple sessions of rTMS targeting a brain region l…

This study looks at how the bacteria in a pregnant woman's gut (her microbiome) and her nutrition affect her baby's growth and health. Researchers are following 800 young pregnant women (28 and under) in Toronto throughout pregnancy and for a year after birth. They collect stool,…

This study looks at the genetic and molecular factors behind type 2 diabetes, obesity, and related complications like kidney disease. Researchers will collect health information, blood and urine samples, and perform tests like eye exams and ultrasounds from over 2,300 adults, foc…

This study tests whether infusing a natural hormone called LEAP2 can reduce how the brain reacts to pictures of food in people with obesity. Twenty-eight men with a BMI between 30 and 50 will receive either LEAP2 or a placebo on two separate days and undergo brain scans. The goal…

This study checks in on mothers and their children 20 years after a pregnancy diet trial. Back then, healthy pregnant women ate either a Mediterranean-style diet or their usual food. Now researchers measure heart health markers like cholesterol, waist size, and body fat to see if…

This study looks at how changing the length of the small intestine re-routed during gastric bypass surgery affects metabolism and inflammation. Researchers will compare two surgical techniques in 50 people with severe obesity and also include 15 healthy lean individuals as a comp…

This study tests whether adding chia or hemp seeds to lunch foods like soup and bread changes how much people eat and how full they feel. Twenty-four adults will eat seed-enriched or plain meals and rate their hunger, satisfaction, and desire for different foods. The goal is to f…

This study uses PET scans to look at the brain's reward system in 30 people who had bariatric surgery 2-3 years ago. Researchers want to see if differences in dopamine receptors explain why some patients lose more weight than others. Participants will have brain scans before and …

This study reviews medical records of 300 adults with overweight or obesity who took weight management medications. Researchers want to see how much weight patients lost after 12 months and whether blood sugar and cholesterol improved. No new treatments or visits are required—onl…

This small pilot study looks at how eating foods made with soybean oil or palm oil every day for four weeks changes blood fatty acids and body weight in overweight adults. Sixteen participants will try both oils in a crossover design. The goal is to see if people can stick with t…

This study looks at whether weekly cooking classes can help adults eat better, waste less food, and feel less stressed. About 180 adults will attend in-person classes with cooking and tasting activities. Researchers will measure food waste and other changes over 10 weeks.

This study looks at ways to help adults in rural Pennsylvania become more physically active. It includes 880 people who are overweight, have type 2 diabetes, or are not very active. Researchers will track activity levels using questionnaires and wearable devices to see what works…

This study looks at whether pretzels made with safflower oil and soy can help postmenopausal women with metabolic syndrome maintain a healthy weight. Twenty women will eat three different types of pretzels over 14 weeks, and researchers will measure how their bodies process the s…

This study aimed to see if adding pramlintide to semaglutide (Wegovy) could change appetite and eating habits in obese people with prediabetes. It also tried to find ways to predict who would respond best to obesity medication. The trial was withdrawn before any participants were…

This study was designed to see if adding the amino acid isoleucine to a healthy, low-isoleucine diet would change how the body responds to insulin in people with obesity and prediabetes. It planned to enroll adults with a BMI of 30 or higher who also had metabolic syndrome. The s…

This study looks at how kangaroo care (holding your baby skin-to-skin) changes the nutrients and amount of breast milk in parents whose babies are in the NICU and can't breastfeed directly. About 25 parents will provide milk samples after holding their baby and after no contact, …

This study looks at how eating meals with high or low 'reward value' (like tasty vs. bland food) affects brown fat activity and gut-brain signals. Researchers will scan 30 lean and overweight adults to measure changes in brown fat, gut hormones, and brain receptors after each mea…

This study looks at how popular weight-loss drugs like semaglutide and tirzepatide affect food cravings and diet quality in people with obesity. Over 24 weeks, participants fill out surveys and food diaries to track changes. The goal is to understand whether these medications imp…

This study investigates why brown fat, which burns calories to generate heat, stops working when it's warm. Researchers will use cold vests on 8 healthy and obese adults to see how genes and proteins change. The goal is to find new targets for treating obesity and related metabol…

This study tests a new classroom setup where traditional desks are replaced with standing desks, fitballs, and wall boards to get kids moving more. Researchers will track 500 students in Spain to see if this reduces sitting time and improves thinking, fitness, and well-being. The…

This pilot study looks at why military personnel often have low iron levels during training. Six physically active adults will receive either erythropoietin or a placebo and then do a 90-minute loaded march. The goal is to find the best way to measure iron absorption after exerci…

This study looks at whether regular exercise while breastfeeding changes the makeup of breastmilk in mothers who are overweight or have obesity. Researchers will measure specific sugars and other compounds in the milk and see if these changes affect the baby's growth and health. …

This study tests a virtual training program called CHOICE+ for staff in long-term care homes. The goal is to improve the mealtime experience for elderly residents, helping them eat better and stay healthier. About 800 residents, staff, and family members from 13-18 homes will tak…

This study looks at whether measuring body water with a harmless device can help detect obstructive sleep apnea (OSA) in pregnant women with severe obesity. OSA is common but often missed in this group, and can be dangerous for both mother and baby. Researchers will enroll 52 wom…

This study follows 100,000 Chinese families from before pregnancy through the child's teenage years. Researchers collect health data, biospecimens, and environmental information to understand how parents' exposures affect pregnancy outcomes and child development. The goal is to f…

This 12-month study looks at how a lifestyle program—including group sessions and support from a nurse, dietitian, and kinesiologist—may help women aged 35-75 with obesity improve their weight, heart health, and body image. Some participants may also use GLP-1 weight-loss medicat…

This study was designed to see if giving pregnant women nutrition advice based on their unique biology, lifestyle, and health could improve their health and their baby's health. It planned to enroll women less than 20 weeks pregnant, excluding those with high-risk conditions. How…

This study compares posture and spinal mobility in 60 adult women with anorexia nervosa against healthy women of the same age. Using a special scanning tool, researchers measure how well the spine bends and extends. The goal is to understand physical changes linked to the disorde…

This study looks at how iron levels in the brain, gut bacteria, and blood sugar are connected to thinking and memory in people with obesity. Researchers will track 138 adults aged 30-65 using brain scans, glucose monitors, sleep trackers, and cognitive tests. The goal is to under…

This study follows 500 obese adults to see how different factors like diet, exercise, stress, and sleep affect weight loss. Researchers collect blood tests, measurements, and questionnaires at the start and during follow-up. The goal is to find patterns that could lead to more pe…

This study looks at how a continuous 72-hour dose of glucagon (a hormone) affects energy expenditure in healthy, non-diabetic obese adults. About 30 participants will receive either glucagon or a placebo through an IV. The goal is to understand the body's energy use, not to treat…

This early-phase study tests how well 20 healthy obese adults tolerate increasing doses of glucagon, a hormone that raises blood sugar. Researchers measure nausea levels to find the highest dose people can handle before feeling sick. The goal is simply to understand tolerability,…

This study looks at how exercise changes the signals muscles send to the rest of the body, especially those that help burn fat. Researchers will compare obese, lean, and athletic participants to find proteins or genetic codes released from muscle during exercise. The goal is to b…

This pilot study tests whether liraglutide (Saxenda), a weight-loss drug, can raise levels of a brain-protective protein called BDNF in 30 people with multiple sclerosis, long-COVID, or leukemia who are overweight and have memory or concentration problems. Participants will injec…

This study screened over 16,600 adults aged 45-70 with at least one risk factor (like high blood pressure or smoking) but no known heart disease. Researchers used ultrasound and simple blood and urine tests to find hidden signs of atherosclerosis, pre-diabetes, and kidney disease…

This study looks at how people with anorexia nervosa learn to associate positive feelings with sounds like baby laughter. Researchers will measure brain activity, heart rate, and pupil responses in 90 females aged 12-22. The goal is to understand if and how positive associations …

This observational study measures how common malnutrition is in people with relapsing-remitting multiple sclerosis (RRMS) and whether it is linked to disability. Researchers will assess nutritional status, body composition, and other factors like depression and incontinence in 16…

This study aims to understand why people on a weight loss program sometimes break their diet rules (called 'lapses'). Researchers will use smartphone surveys and wrist sensors to track behaviors, feelings, and surroundings in 150 adults with obesity. The goal is to identify patte…

This study looks at how genes and fat cells differ in people with apple-shaped (belly fat) versus pear-shaped (hip and thigh fat) bodies. Researchers will use body scans and fat biopsies from 27 healthy adults to compare fat tissue at the molecular level. The goal is to better un…

This study looks at how natural compounds in strawberries and raspberries (polyphenols) affect inflammation and gut bacteria in overweight adults with mild inflammation. About 105 participants will eat berry products or a control diet for 4 weeks. Researchers will measure blood a…

This study follows 200 premature babies who had a serious gut infection called necrotizing enterocolitis (NEC) to see how it affects their nutrition and growth by age 5. Researchers will check for problems like food allergies, poor growth, feeding difficulties, and other digestiv…

This study looks at a new slow-release protein product to find the smallest amount that keeps essential amino acids in the blood for 12 hours. About 21 healthy adults aged 18-40 will take part. The results will help decide the right dose for future studies on nutrition.

This study looks at why children and teens choose to be physically active. Researchers measured fitness, motor skills, thinking abilities, and motivation in 325 third-graders. The goal is to learn how to encourage kids to stay active for better long-term health.

This study looks at how nutritional counseling and exercise affect telomeres—the protective caps on our chromosomes that shorten as we age—in elderly women. Researchers will compare women with and without obesity, measuring changes in telomere length and other aging markers after…

This study looks at how the body handles different types of meals after losing about 16-18% of body weight through either a low-calorie diet or gastric bypass surgery. Researchers will measure insulin, blood sugar, fats, and other markers in 30 adults with obesity but without dia…

This study is testing whether a Mediterranean-style low-carb diet that reduces calories can lower insulin and testosterone levels in overweight or obese women with insulin resistance. Eight premenopausal women aged 21-45 will follow the diet to lose about 5% of their body weight.…

This early-stage study tests how two different injection versions of the experimental drug AMG 133 are absorbed by the body in 349 adults with overweight or obesity. Participants receive a single dose, and researchers measure drug levels and safety. The goal is not to treat obesi…

This study tests a 4-week group coaching program called FAVORes for caregivers of children in food-insecure households. The workshop teaches budgeting, nutrition, and how to find community resources. Researchers will survey 40 participants before and after the program to see if i…

This study looks at how to improve a parenting program for malnourished children aged 6-24 months in Bangladesh. Researchers are testing two approaches: one using program-supplied toys and another where mothers make toys. The goal is to see if these strategies improve children's …

This study follows 50 obese patients who are having weight-loss surgery (laparoscopic sleeve gastrectomy). Researchers use MRI scans and blood tests before surgery and at 1, 3, and 6 months after to measure changes in pancreatic fat and insulin function. The goal is to see if los…

This study looks at how diet and exercise affect the epigenome—chemical marks on DNA—in sperm of overweight Hispanic men. Researchers will compare sperm from 20 healthy active men and 80 obese inactive men before and after a 12-week program of diet, exercise, or both. They will a…

The ALOHA study is a community-based research project for adults aged 50 and older in the Washington, D.C., Maryland, and Virginia area. Over five years, participants receive annual health assessments—including physical and cognitive tests—and get a personalized 'Health Passport'…

This study investigates how obesity-related factors like high insulin and fat levels may disrupt fertility in women. Researchers will measure hormone changes and metabolic responses in 84 women. The goal is to understand the underlying causes and inform future treatments to impro…

This study compares an 8-week virtual group program called the Healthy YOU Program to standard weekly email tips for overweight adults. Researchers want to see if the program helps people eat better, move more, and keep those changes for at least 3 months. They will also look at …

This early-phase study at Vanderbilt University Medical Center is looking at how certain nerve signals (called sympathetic vasoconstriction) might interfere with insulin's ability to widen blood vessels and take up sugar. The researchers will give a drug called phentolamine into …

About 11% of new mothers experience postpartum depression, which can affect their baby's growth and development. This study tests whether treating mothers with blue light therapy improves their infants' development and growth during the first year of life. Researchers will compar…

This study looks at how lactose intolerance affects the gut's barrier and inflammation in 200 adults with IBS-like symptoms. Researchers will measure markers in stool samples to see if they relate to symptom severity. The goal is to better understand the link between lactose into…

This study looks at 49 adults who had bariatric surgery at least 5 years ago and later regained weight or didn't lose enough. Researchers want to understand how disordered eating, emotional eating, and nutrition affect weight regain. The goal is to help create better follow-up ca…

This study reviews the feeding skills of 100 infants discharged from a neonatal intensive care unit (NICU). Researchers want to know if an infant's ability to eat a full amount by mouth means they have fully developed feeding skills. They use a special tool called the SMART Tool …

This study aimed to find the best level of breathing support (PEEP) for severely obese patients on ventilators. Researchers planned to compare two PEEP levels during breathing tests to see which helped patients breathe easier and come off the ventilator sooner. However, the study…

This study planned to analyze data from a large U.S. health survey to see if eating a diet rich in antioxidants is linked to better metabolic health in overweight or obese adults. Researchers would have looked at body mass index and markers like blood sugar and cholesterol. Howev…

This study looks at how to help VA medical centers offer virtual programs that prevent heart disease, diabetes, and depression in women Veterans. Researchers are testing two different support strategies at 20 VA sites to see which works better. The study does not involve patients…