Clinical trials
Obesity & Overweight clinical trials
Below are recruiting obesity & overweight clinical trials, each written for real people, not researchers. We’re tracking 494 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT07822061RecruitingPhase 3
Weight loss study for people with excess weight
This study tests an investigational medicine for weight loss in people with excess weight. It aims to see how effective the medicine is and may help you lose weight and improve health.
Sapporo, HokkaidoAges 18 years+ - NCT07809152Recruiting
Collagen supplements after weight-loss surgery: muscle and body image
This study tests whether taking collagen supplements after weight-loss surgery helps preserve muscle and improve how you feel about your body. It will compare people who take the supplement with those who don't.
Bursa, YıldırımAges 18–65 - NCT07806838Recruiting
Dietary supplements to preserve muscle during GLP-1 weight loss
This study looks at whether certain dietary supplements can help preserve muscle mass while you are taking a GLP-1 medication for weight loss. You would take the supplements or a placebo for a period while continuing your GLP-1 treatment, and the researchers will measure changes in your muscle and strength.
Los Angeles, CaliforniaAges 18 years+ - NCT07793929RecruitingPhase 1
Kidney function and study drug levels
This study checks how different levels of kidney function affect the levels of a new investigational drug called Ribupatide in the blood. It helps doctors understand how the drug works in people with various kidney conditions.
Orlando, FloridaAges 18–85 - NCT07798557Recruiting
Lifestyle and diet support for weight and heart health
This study tests a program to help you improve your diet and lifestyle, which may reduce your risk for heart disease and help with weight loss. You will get support to make healthy changes over the next year.
Chicago, IllinoisAges 50–79 - NCT07789106Recruiting
CoQ10 for fatigue and strength in GLP-1 users
This study tests whether Coenzyme Q10 (CoQ10) can help reduce fatigue and improve muscle strength in people who are taking GLP-1 medications for weight management. You will be asked to take a daily supplement (CoQ10 or placebo) for a period and track your progress via a smartphone app.
GlasgowAges 30–65 - NCT07789769Recruiting
Online weight loss program focusing on protein, fiber, and exercise
This study tests a 6-month online weight loss program that focuses on eating more protein and fiber and adding exercise—called the '30-30-30 Plan.' It's a chance to get support and guidance to help you reach your weight loss goals.
Addison, IllinoisAges 18–69 - NCT07789223Recruiting
Weight management study with natural supplements
This study tests a natural supplement (elénzia CONTROL®) to help with weight loss and metabolic health. Researchers want to see if it works for people who have never used GLP-1 medications or who have stopped using them.
Redditch, West MidlandsAges 25–65 - NCT07778524RecruitingPhase 1
Alpelisib challenge test for body weight study
This study tests a single dose of a drug called alpelisib to see how it affects body weight and metabolism. It may help researchers understand how the drug could be used for weight-related conditions.
New York, New YorkAges 18–70 - NCT07770841RecruitingPhase 3
Oral medication for weight loss study
This study tests an oral medicine (semaglutide) to see if it helps adults with excess weight lose weight. It might offer an easier, pill-based treatment option for weight management.
Birmingham, AlabamaAges 18 years+ - NCT07745504RecruitingPhase 3
Comparing two versions of a new weight-loss medication
This study compares two different versions of an investigational weight-loss medication (cagrilintide) against a placebo to see which is more effective and safe for people with excess weight. Participation involves receiving injections and regular check-ins to monitor your progress.
Conyers, GeorgiaAges 18 years+ - NCT07748949Recruiting
Low-calorie diet and lifestyle help for type 2 diabetes
This study tests whether a low-calorie diet combined with a personalized lifestyle program can help people with type 2 diabetes reach remission, meaning their blood sugar stays normal without needing diabetes medication. It uses a smartphone app to support the program.
BangkokAges 18–70 - NCT07743567Recruiting
Weight and pregnancy outcomes after GLP-1 use
This study looks at how a type of weight-loss medication called GLP-1 affects pregnancy and baby outcomes. It aims to learn if this medication is safe to use early in pregnancy.
Kansas City, KansasAges 18–45 - NCT07740291Recruiting
Tirzepatide and lifestyle study for weight loss
This trial compares two ways to manage weight: taking a GLP-1 medication (like tirzepatide or semaglutide) versus making lifestyle changes without medication. It will help researchers learn which approach works best for people with overweight or obesity.
Lubbock, TexasAges 18 years+ - NCT07738029Recruiting
Intensive lifestyle treatment for children with obesity and their families
This trial studies a 1-year intensive lifestyle program for children ages 10-16 with a high body mass index (ISO-BMI ≥30) and their families. It aims to help children who have struggled to lose weight with lifestyle changes alone.
Tampere, PirkanmaaAges 10–16 - NCT07724522Recruiting
Prebiotic Fiber for Irregular Periods in Women
This study tests whether taking a prebiotic fiber (inulin) can help women who are in the later years of their reproductive life (before menopause) and have irregular periods. You may be eligible if you are overweight, have irregular cycles, sit a lot, and do not exercise much.
Washington D.C., District of ColumbiaAges 40–55 - NCT07720271RecruitingPhase 3
Zenagamtide weight loss study for adults
This study is testing a new tablet called Zenagamtide to help people with extra body weight lose weight. It's for adults who are not diabetic and haven't used similar weight loss drugs before.
Anniston, AlabamaAges 18 years+ - NCT07717658Recruiting
Family weight wellness program for teens and parents
This study tests a weight wellness program that uses food support and group medical visits for teens and their parents. It aims to help families adopt healthier habits together over 12 months.
Boston, MassachusettsAges 12–17 - NCT07710768RecruitingPhase 1
A study on how UBT251 affects certain drugs in people with extra weight
This study tests if a new medicine called UBT251 changes how the body processes caffeine, midazolam (a sedative), and warfarin (a blood thinner). It is for generally healthy adults with a Body Mass Index (BMI) between 27 and 40.
Cypress, CaliforniaAges 18–65 - NCT07710729RecruitingPhase 1
How UBT251 Affects Birth Control and Stomach Emptying
This study tests a new medicine, UBT251, to see if it affects how birth control pills work and how quickly food leaves the stomach. It is for women with overweight or obesity who cannot get pregnant.
Montreal, QuebecAges 18–65 - NCT07707778Enrolling by invitationPhase 4
Tirzepatide for Weight and Aging in People with HIV
This trial tests whether a weight-loss medicine called tirzepatide can slow biological aging and improve metabolism in people with HIV who are already on effective treatment. It may help you reduce weight and possibly reverse some signs of aging.
TaipeiAges 18 years+ - NCT07703371Recruiting
Kodo millet porridge and its effect on gut health and metabolic syndrome
This study tests whether eating Kodo millet porridge every day for 12 weeks can improve gut health and reduce risk factors for metabolic syndrome (like being overweight). If you are between 20 and 60 years old, are overweight or obese, and are willing to eat the porridge daily without changing your diet or exercise, you may be able to join.
Mysore, KarnatakaAges 20–60 - NCT07702461Recruiting
Resistance training survey for people on weight loss meds
This trial is an online survey to understand how people taking GLP-1 medications (like Ozempic or Wegovy) are doing with resistance training. If you're an adult on a stable dose of a GLP-1 med for weight or diabetes, your input can help shape better exercise advice.
Columbus, OhioAges 18 years+ - NCT07690176Recruiting
How the body processes sugar after eating by weight group
This study looks at how people with different body weights digest and process sugar after a meal. Participants will eat a special breakfast and have blood and possibly stool tests to track a safe, low-dose radioactive label in the sugar. The goal is to understand why body weight affects sugar metabolism.
WageningenAges 18–65
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Common questions
- Are there clinical trials for obesity & overweight?
- Yes. Clin2 currently lists 494 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.