Clinical trials
Obesity clinical trials
Excess body weight that increases the risk of many other health conditions. We’re tracking 1,433 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT07229924Recruiting
Cognitive improvement after weight-loss surgery with virtual reality
This trial tests whether a virtual reality exercise program can help improve thinking skills (like memory and attention) after bariatric (weight-loss) surgery. It may benefit people with severe obesity who are planning to have surgery.
Montreal, QuebecAges 18–65 - NCT07228130Recruiting
A weight loss study using a smartphone app
This study tests a smartphone app to help with weight loss by tracking habits. It may be a good fit if you are ready to try a new approach to managing your weight.
Providence, Rhode IslandAges 18–70 - NCT07227051Recruiting
Phone app and fitness tracker for weight loss study
This study tests a smartphone app and fitness tracker to help people lose weight by monitoring their diet and activity. Participants get feedback and support through the app.
Milwaukee, WisconsinAges 18 years+ - NCT07219589RecruitingPhase 1
Study of HM17321 in healthy and obese participants
This trial tests a new medicine, HM17321, to see how the body processes it. It is for healthy adults and adults with obesity who want to help find new treatment options.
Cincinnati, OhioAges 18–65 - NCT07184281Recruiting
School lunch timing study for preventing childhood obesity
This trial tests if eating only during certain hours at school can help prevent or control obesity in children. It is designed for fourth-grade students whose schools and classes agree to follow the study plan.
Suzhou, JiangsuAges 8–10 - NCT07095426Recruiting
Fiber supplement study for gut and blood vessel health
This study tests whether taking a fiber supplement can improve gut health and blood vessel health in people with obesity. It may help you understand how your body responds to extra fiber.
Muncie, IndianaAges 18–55 - NCT06981676Recruiting
How early-life factors affect childhood obesity risk
This study looks at how a mother's weight before pregnancy and early prenatal care may influence the risk of obesity in their child. It aims to understand the origins of obesity starting from pregnancy.
Santiago, Santiago MetropolitanAges 18 years+ - NCT07075146RecruitingPhase 3
Comparing two HIV treatments for people with overweight or obesity
This trial compares two different daily pill combinations for people newly starting HIV treatment who are overweight or have obesity. It aims to see which one works better for controlling the virus and managing weight.
Mexico CityAges 18–70 - NCT07061665Recruiting
Childhood obesity prevention program in Chiba City schools
This study tests a program to prevent childhood obesity in Chiba City elementary schools. It looks at how school and community activities can help children stay healthy.
Chiba, ChibaAges 6–12 - NCT07042672Recruiting
Therapy and medication for binge eating in obesity
This trial tests whether a medication (liraglutide) plus behavioral counseling helps people with severe obesity and binge-eating disorder reduce binge episodes, lose weight, and improve coping. Participants will receive either liraglutide or placebo, along with group therapy sessions.
Bergen, VestlandAges 18–65 - NCT07041983Enrolling by invitation
Measuring energy use in obesity treatment
This study looks at how certain anti-obesity medications affect your body's energy use over 24 hours to help you lose weight more effectively.
PisaAges 18–80 - NCT07028814Enrolling by invitation
Risk-Informed Weight Care Plan for Children
This trial tests a personalized care plan for children with overweight or obesity. If your child qualifies, you'll work with their doctor on a plan to help manage their weight.
Boston, MassachusettsAges 2–12 - NCT06799897Recruiting
Healthy obesity natural course study
This study follows people who have obesity but are otherwise metabolically healthy, to see how their health changes over time. You may qualify if your blood pressure, blood sugar, and cholesterol are normal.
BadenAges 18–60 - NCT07008456RecruitingPhase 2
Testing a new sugar-bead treatment for weight loss in obesity
This study tests a new treatment—small beads of sugar that release in the lower intestine—to help people with obesity and related health conditions lose weight. It compares two different doses of the beads plus a gel to a placebo (inactive treatment).
Tbilisi, K'alak'i T'bilisiAges 18–75 - NCT07009171RecruitingPhase 2
Testing KDS2010 for weight loss in overweight or obese adults
This study tests a new medication called KDS2010 for people who are overweight or have obesity. The goal is to see if it helps with weight loss when combined with diet and exercise.
Suwon, Gyeonggi-doAges 18 years+ - NCT06867354Recruiting
Breathing difficulty in obese patients during weaning from ventilator
This study looks at how often obese patients have trouble breathing when doctors try to remove the breathing tube (weaning) in the ICU. The goal is to understand what causes this and how it affects recovery.
Paris, ParisAges 18 years+ - NCT06858683Recruiting
Time-restricted eating study for people with obesity
This study tests if eating only within a certain time window each day can improve immune function in people with obesity who are planning bariatric surgery. You would follow a time-restricted eating plan for 10-12 weeks before your surgery to see how it affects your health.
BarcelonaAges 18–64 - NCT06967389Recruiting
Helping kids with severe obesity reduce heart risks
This trial tests whether semaglutide can lower heart disease risks in children with extreme obesity. It aims to improve weight and heart health over time.
Lexington, KentuckyAges 12–17 - 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+ - NCT06320158Recruiting
Understanding muscle loss and obesity in older adults
This study looks at the link between muscle loss (sarcopenia) and obesity in older adults. It aims to understand why some older people who are overweight or obese also lose muscle strength and function, and how this affects recovery after hip surgery.
MilanAges 65–99 - 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 - NCT06914765Enrolling by invitation
Endoscopic sleeve gastroplasty for teens with obesity
This study tests a new, non-surgical procedure called Endoscopic Sleeve Gastroplasty (ESG) to help teenagers with severe obesity lose weight. The goal is to see if it can improve their health and help them reach a healthier weight.
Philadelphia, PennsylvaniaAges 12–17 - NCT06899997Recruiting
Alimentation limitée dans le temps pour les femmes obèses
Cette étude teste si limiter les heures de repas (par exemple, manger seulement entre 8h et 18h) améliore le système immunitaire des femmes obèses. Vous pourriez y participer si vous avez un IMC entre 40 et 50 ou un poids normal.
ParisAges 18–64 - NCT06836284Recruiting
Extra support for teens in obesity treatment
This study is for teens aged 12–17 who are already being offered weight-loss medications. It adds extra support to see if that helps them do better with treatment.
LinköpingAges 12–17
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Common questions
- Are there clinical trials for obesity?
- Yes. Clin2 currently lists 1,433 recruiting obesity 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 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 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.