Clinical trials
Obesity & Overweight clinical trials
Below are recruiting obesity & overweight clinical trials, each written for real people, not researchers. We’re tracking 486 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT06755827RecruitingPhase 1/Phase 2
Online weight program for teens 11–14
This study tests a new online program to help teenagers ages 11–14 with overweight or obesity. It uses group meetings and brain scans (MRI) to understand how the program works and if it helps.
Lubbock, TexasAges 11–14 - NCT06931730Recruiting
Exercise and cognitive training for overweight individuals
This trial tests a program that combines exercise, cognitive training, and social activities to help people with overweight or obesity manage their energy balance. It may improve overall health and weight control.
Rome, ItalyAges 6–11 - NCT07693231RecruitingPhase 1
Study of BI 3034701 for healthy or overweight Japanese people
This trial tests different doses of a new medicine in healthy Japanese people and those with obesity or overweight. It aims to see how well the body handles the drug and if it is safe.
Fukuoka, FukuokaAges 18–64 - NCT06745570Recruiting
Sleep, decision-making, and eating habits study for teens with obesity
This study tests whether improving sleep and decision-making skills helps teenagers with obesity make healthier eating choices. It involves both teens and their parents or guardians.
Wilmington, DelawareAges 14–18 - NCT04614961Recruiting
Obesity clinic patient database study
This study collects information about people who visit an obesity clinic. It aims to better understand patients’ health and care needs, which may improve future treatment.
LeuvenAges 18 years+ - NCT04805502Recruiting
Pregnancy exercise program to help prevent childhood obesity
This trial studies whether a structured exercise program during pregnancy can help lower the risk of childhood obesity. If you qualify, you may be asked to exercise during early pregnancy and share information with the research team.
Greenville, North CarolinaAges 18–45 - NCT06268262Recruiting
Obesity brain imaging study before and after surgery
This study uses brain scans to understand how obesity affects the brain and how bariatric surgery may change it. It compares people with obesity who are planning surgery to healthy volunteers.
Xuzhou, JiangsuAges 18–65 - NCT06626360Recruiting
Screening for malnutrition in people with obesity
This study looks at whether overweight or obese patients may also be malnourished. Researchers will screen people with a BMI of 25 or higher to find hidden malnutrition so they can get the right nutritional support.
AmsterdamAges 18 years+ - NCT06786052RecruitingPhase 2
Study on after-meal energy in adults 50–70
This trial studies how a probiotic supplement affects energy use after meals in adults aged 50–70 who are overweight. You'll take either the probiotic or a placebo for several weeks.
Pierre-Bénite, Auvergne-Rhône-AlpesAges 50–70 - NCT06893016RecruitingPhase 3
Study of RAY1225 for adults with obesity or overweight
This trial tests a new medicine called RAY1225 to help people lose weight. If you have obesity or are overweight with related health conditions, you may be able to join.
BeijingAges 18 years+ - NCT07090005Recruiting
Endoscopic weight loss: comparing EndoZip and Apollo ESG
This study compares two different endoscopic procedures (EndoZip and Apollo ESG) to help obese patients lose weight. Both are done through the mouth without cutting the skin, and the goal is to see which works better and is safer.
Los Angeles, CaliforniaAges 21–65 - NCT07445503Recruiting
High phenolic olive oil for metabolic health in central obesity
This trial tests whether a special olive oil rich in natural plant compounds (polyphenols) can improve metabolic health in people with belly fat. You may be eligible if you are an adult with overweight or obesity and have at least one related health issue like high blood pressure, high blood sugar, or abnormal cholesterol.
KalamataAges 18–80 - NCT07467447RecruitingPhase 2
Testing a weight-loss drug for people with obesity or overweight
This trial tests whether an experimental drug (LY3437943) can help people with obesity or overweight lose weight. It compares the drug to a placebo (inactive shot), and you must be willing to give yourself daily injections.
Shenzhen, GuangdongAges 18–75 - NCT07183228Recruiting
Eatit weight-loss program for obesity
This trial tests a dietitian-led program called Eatit to help people with obesity lose weight and improve their eating habits. It's designed for adults who meet certain weight and health criteria.
Stockholm, Stockholm CountyAges 18 years+ - NCT06951893Recruiting
Predicting quality of life after weight-loss surgery
This study looks at whether certain traits before weight-loss surgery can predict how a person's quality of life will change afterward. It aims to find patterns that could help doctors and patients make better decisions about treatment.
Chambéry, SavoieAges 18 years+ - NCT06720246Recruiting
Weight loss surgery and liraglutide study on thinking and long-term weight
This trial tests whether bariatric surgery or the drug liraglutide helps people with obesity lose weight and keep it off by looking at how it affects your thinking and behavior. It might help you understand which treatment works best for long-term success.
Milan, MilanAges 20–60 - NCT06739473RecruitingPhase 4
How obesity affects glucose use in the body
This trial looks at how the body uses sugar (glucose) for energy in people with and without obesity. Results could help find better treatments for metabolic conditions.
TurkuAges 20–60 - NCT07081152Recruiting
Iron absorption and losses in young South African women
This study looks at how well young South African women absorb iron and how much iron they lose, comparing women with healthy weight to women with overweight or obesity. It aims to learn if body weight affects iron balance.
Potchefstroom, North WestAges 18–35 - NCT07368777Recruiting
Genetics-based diet counseling vs standard diet for weight loss
This trial compares two types of diet counseling—one based on your genetic makeup and the other standard advice—to see which helps more with weight loss and reducing body fat. It is for adults who are overweight or obese and willing to follow a diet program.
MarousiAges 18–65 - NCT06067763Enrolling by invitation
Project Health: Preventing unhealthy weight gain in young adults
This study tests a program to help young adults improve their eating and exercise habits, with the goal of preventing obesity. It is designed for people who are concerned about their weight and want to make healthier lifestyle choices.
Stanford, CaliforniaAges 17–20 - NCT07715955Recruiting
Can probiotics help control appetite in adults with overweight or obesity?
This study tests whether taking probiotics can help regulate appetite in people who are overweight or have obesity. It aims to understand if these supplements can support weight management by affecting hunger and fullness signals.
Maastricht, LimburgAges 20–70 - NCT07423065Recruiting
Continuous glucose monitor for prediabetes and weight loss
This study tests whether wearing a continuous glucose monitor (a small sensor on your skin that tracks your blood sugar) can help people with prediabetes and obesity better control their blood sugar and lose weight. You will be asked to wear the device for several days to see how your glucose levels change throughout the day.
IzolaAges 18–70 - NCT06924320RecruitingPhase 1/Phase 2
Study of two medicines for weight loss and diabetes
This study tests two investigational medications, MET233 and MET097, in people with obesity or overweight, with or without type 2 diabetes. It aims to see if the combination can help with weight loss and blood sugar control.
Cypress, CaliforniaAges 18–75 - NCT07239167Enrolling by invitation
Weight change study for adults with obesity
This study looks at how weight changes affect health in adults with obesity. You may qualify if you have a high BMI and are willing to try a weight loss program.
Taipei, Zhongzheng DistAges 18 years+
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Common questions
- Are there clinical trials for obesity & overweight?
- Yes. Clin2 currently lists 486 recruiting obesity & overweight studies from the U.S. registry, each rewritten for real people, not researchers, so you can see what it’s testing and who it’s for.
- How do I know if I qualify for a obesity & overweight trial?
- Each study lists its eligibility criteria — rules about age, diagnosis, and prior treatments. On every Clin2 trial page we explain these in words written for real people and offer a short, optional pre-screen for a fit read. The study team makes the final decision.
- Does it cost anything to join a obesity & overweight trial?
- Using Clin2 is always free. Many trials cover the cost of the study treatment and related visits; some reimburse travel. The study team explains exactly what’s covered before you decide.
Related conditions
Clin2 helps you find and understand clinical trials and does not provide medical advice. Study data comes from ClinicalTrials.gov. Talk with your doctor about whether a specific trial is right for you.