DIET, HEALTHY

This study looked at whether delivering healthy food to the homes of people with type 2 diabetes who live in rural areas and struggle to afford food can help them manage their condition better. Over 400 adults took part, receiving either standard care alone or standard care plus …

This study gave 580 Native American adults and children in the Osage Nation a weekly box of fresh produce along with healthy recipes and cooking materials. The goal was to see if this program could improve diet, lower blood pressure, and reduce health risks like obesity and food …

This study tested whether giving adults with type 2 diabetes who can't afford healthy food a special prescription for free or discounted groceries helps lower their blood sugar. About 600 people took part. The program aimed to make healthy eating easier and improve diabetes manag…

This study tested a new weight loss program called Med-South, which adapts the Mediterranean diet for Southern tastes, against the popular WW (Weight Watchers) program. Over 2 years, 360 adults with obesity were randomly assigned to one of the two programs. Researchers measured w…

This completed study from Harvard gave 115 healthy adults specific foods and then measured changes in their urine, blood, and stool. The goal was to find biological markers that show what someone has eaten, which could help scientists better track diet in future research. No trea…

This study looked at whether adding a warning label that a food is ultraprocessed helps parents in Chile choose healthier options. Over 3,600 parents were shown similar products, some with the extra label, and asked if they would buy them and if they thought the food was ultrapro…

This study looked at how what you eat might affect your bladder. Thirteen healthy adults followed two different diet plans for 12 weeks each. Researchers checked their urine and bladder cells for changes. The goal was to learn how food influences bladder health, not to treat any …

This study looked at the best way to provide medically tailored meals to families. Researchers compared giving meals to just one person versus the whole household, and using a dedicated driver versus a commercial shipper. The goal was to see which approach improves diet quality a…

This study looked at whether warning labels on foods with non-nutritive sweeteners (like diet drinks) help parents in Chile spot those ingredients and choose healthier options for their children. About 3,900 parents were shown different label designs and asked to pick products. T…

This pilot study tested whether a Mediterranean diet program could help overweight pregnant women manage weight gain better than standard healthy eating advice. 41 women in early pregnancy were randomly assigned to either routine counseling or a Mediterranean diet with free food …

This study tested whether adding color-coded nutrition labels (like traffic lights) to food products in an online grocery store helps shoppers pick healthier items. 395 adults in Bahrain completed a one-time virtual shopping trip, with some seeing the labels and others not. Resea…

This study tested a 12-week health coaching program called Sip & Snack Better for teens aged 12-16 to help them eat less added sugar. Researchers compared the program to a technology-only approach and measured sugar intake using breath, blood, and hair samples. The goal was to se…

This study looked at whether eating beef every day for 30 days could improve thinking and visual skills in healthy young women aged 18-40. A total of 80 women were split into two groups: one ate beef, the other ate a plant-based protein with the same nutrients. The main goal was …

This study checks in on mothers and their children 12 years after a program that helped obese pregnant women eat healthier and be more active. The goal is to see if those changes affected the children's body composition and health. About 500 families from the original study are i…

This study tested whether special placemats and a reward card could encourage children ages 4-8 to pick healthier kids' meals at quick-service restaurants. 241 families visited six restaurant locations over two months. Some restaurants used placemats promoting healthier options a…