NUTRITION

This study compares three approaches to help pregnant women and new mothers maintain a healthy weight. About 795 participants will receive either self-management support via mobile app or mail, community-based help from health workers, or usual care. The goal is to see which meth…

This study looks at whether giving people with high blood pressure and food insecurity free food and kitchen skills training can improve their health. About 200 adults aged 35-75 will either get the program or standard care. Researchers will measure blood pressure and blood sugar…

This study looks at how popular weight-loss medications (GLP-1 and GIP/GLP-1 analogs) affect what people eat, their metabolism, and behavior over a year. Researchers will track 100 adults with overweight or obesity to see changes in weight, body composition, and diet quality. The…

This study tests whether adding a continuous glucose monitor (CGM) and nutrition counseling to a food-as-medicine program helps adults with type 2 diabetes and food insecurity better manage their blood sugar. Sixty participants will be split into two groups: one gets the standard…

This study tests a school program called Strong Teens for Healthy Schools (STHS) that teaches middle school students about civic engagement, healthy eating, and physical activity. The goal is to help students improve their own health and make positive changes in their school envi…

This study compares low-glycemic index (GI) bakery foods like pasta and pizza to standard wholegrain versions in 40 adults with high triglycerides. The goal is to see if low-GI carbs improve a key marker of metabolic and heart risk more than wholegrain carbs. Participants follow …

This study looks at a program called Healthy School Recognized Campus, which helps schools in Texas offer more physical activity and nutrition programs to students. About 900 kids in grades 4 through 9 will take part. Researchers want to see if the program improves kids' health, …

This study tests whether a 5-minute daily mouth exercise routine (PIOMI) combined with feeding at specific times of day helps preterm infants (29-33 weeks old) transition to full oral feeding and gain weight. 54 babies will be monitored for 14 days. The goal is to improve feeding…

This study tests a smartphone app designed to help cancer patients manage their nutrition. Researchers will enroll 84 people with cancer who are at risk for nutritional problems. Participants will use the app to track their diet and receive guidance from nutritionists, with the g…

This study, called CEPEC, is a large platform trial enrolling 5,500 ICU patients across multiple countries. It tests different approaches to three common ICU treatments: how low to let blood pressure go with vasopressors, when to give platelet transfusions, and how to provide nut…

This study compares the effects of a ketogenic diet (high fat, very low carb) and a vegetarian diet (plant-based) against a standard mixed diet on gut bacteria, inflammation, and blood markers. Over 12 weeks, 200 adults aged 18-60 will provide stool and blood samples to track cha…

This study will test whether adding taxes to unhealthy foods and giving discounts on healthy foods changes what people buy in an online grocery store. About 2,239 adults from all income levels will participate, with some getting only taxes, some only subsidies, some both, and a c…

This study is testing whether artificial intelligence can predict how individuals respond to different diets. Researchers will give 8,000 adults specific meal plans and measure their blood sugar, insulin, and other markers after eating. The goal is to develop algorithms that can …

This study follows 240 pregnant women and their babies to see if the mother's intake of certain nutrients (like choline, folate, and vitamin B12) during pregnancy is linked to the child's brain development up to age 2. Researchers will measure nutrients in the mother's blood and …

This study looks at how eating more plant foods changes the bacteria in your gut and affects your heart health. Healthy adults aged 30 to 70 who eat few plants will get all their meals from the study team for four weeks. Researchers will measure gut bacteria, blood, and other hea…

This study tests an online platform designed to help teenagers from low-income backgrounds eat healthier, be more active, and sit less. About 1000 students aged 11-16 from six schools in Central Catalonia will take part. Half will use the platform right away, while the other half…

This study looks at whether warning labels on sugary drinks affect people's biases about weight. Over 500 adults will shop in a mock store and answer surveys about their beliefs regarding people with obesity. The goal is to understand potential unintended effects of nutrition lab…

This study tracks 200 patients who have had a stem cell transplant to understand their nutritional health. Researchers measure body composition, food intake, and blood protein levels over six months. The goal is to see if better nutrition leads to longer survival and fewer compli…

This study is testing whether a smartphone app can help firefighters improve their sleep, reduce stress, and boost thinking skills. About 50 firefighters will use the app and report how well it works. The goal is to see if the program is easy to use and helpful for real-life fire…

This study explores how body composition (normal weight obese vs normal weight lean) affects physical performance, sleep, and nutrition in female college cheerleaders and dancers. Researchers will measure jump height, muscle strength, energy levels, and sleep quality over 7 days.…

This study looks at how body composition, sleep, diet, and physical fitness are connected in ROTC cadets. Researchers will test body composition, collect surveys, and track activity to find lifestyle factors that boost performance. The goal is to improve screening methods and hel…

This study follows 832 children from remote farming communities in Pakistan to see how their diet and nutrition affect their growth and development up to age 5. Researchers will measure body mass index, head circumference, and developmental skills using questionnaires. The goal i…

This study looks at how different diets—vegan, vegetarian, and omnivorous—affect heart and metabolic health in adults aged 18 to 65 living in Rosario, Argentina. Researchers will measure things like cholesterol, blood sugar, body fat, and blood pressure. The goal is to understand…