Clinical trials
Obesity clinical trials
Excess body weight that increases the risk of many other health conditions. We’re tracking 1,500 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT07280221Enrolling by invitation
Wegovy real-world weight loss study in Korea
This study tracks how well Wegovy (a once-weekly injection for weight loss) works for people in Korea who are just starting the medication. It helps doctors understand real-world results outside of a research clinic.
DaejeonAges 19 years+ - NCT07234916Enrolling by invitation
Multivitamins for people starting weight-loss injections
This trial tests whether a multivitamin can help people on the weight-loss injection Tirzepatide maintain healthy vitamin levels. If you're using this injection and meet the other criteria, you may join.
AmersfoortAges 18–70 - NCT07209527Enrolling by invitationEarly Phase 1
Truway diagnostic tools in primary care
This trial tests new diagnostic tools that doctors can use in primary care. Researchers want to see if these tools help find the right diagnosis faster and more accurately.
New York, New YorkAges Any age - NCT07186959Enrolling by invitation
Weight control procedure for stubborn obesity
This trial tests a new weight management procedure for people with a higher BMI who haven't had success with other weight loss methods. It's designed for those with obesity-related health issues who are ready to lose weight.
Beijing, Beijing MunicipalityAges 18–70 - NCT07176234Enrolling by invitation
Linking exercise for better stress management in teens
This study tests whether a home-based exercise program can help African American teens (ages 11–16) manage daily stress. It compares the program to a healthy lifestyle education group.
Columbia, South CarolinaAges 11–16 - NCT07154238Enrolling by invitation
Semaglutide for weight management: a real-world study
This study looks at the experiences of people using injectable semaglutide for weight loss, as well as the doctors who prescribe it. It aims to understand how the treatment works in everyday life.
Bad OeynhausenAges 18 years+ - NCT07107321Enrolling by invitation
Changing feeding habits in preschools
This study helps preschools improve how they feed children ages 3 to 5, testing new strategies to replace unhealthy practices with better ones.
Little Rock, ArkansasAges 3 years+ - NCT07055607Enrolling by invitation
Real-world study of Wegovy for weight management
This study observes how Wegovy works in everyday medical practice for people who are starting it for the first time. It will help doctors learn more about its real-life benefits and safety.
BarcelonaAges 18 years+ - NCT06993051Enrolling by invitation
Social skills study for Portuguese preschool children
This study offers educational activities to help children from certain schools. It examines how these programs can improve health and learning outcomes.
BragaAges 3–6 - NCT06954844Enrolling by invitation
Study of ear stimulation for weight-related health in young adults
This study tests whether a gentle electrical stimulation of the ear (tVNS) can affect how the body handles weight. It aims to understand the brain and body changes related to obesity. Participants will receive the stimulation and undergo brain scans.
BonnAges 18–40 - NCT06928571Enrolling by invitation
Online tools for weight loss support
This study tests if using online tools can help people lose weight. You will work with your primary care doctor and use a scale and website to track your progress.
Gainesville, FloridaAges 18 years+ - NCT06923735Enrolling by invitation
Nutrition app pilot for employee health checks
This pilot study tests a nutrition app to help employees manage conditions like high cholesterol, high blood pressure, weight issues, or type 2 diabetes. It is part of your regular occupational health check or dietitian visit.
KuopioAges 18–75 - NCT06845345Enrolling by invitationPhase 4
Can a special diet or pills help liver health?
This study compares two treatments for liver scarring in people with overweight or related health issues. One group follows a special diet with restricted eating times, while the other takes a combination of two medications (naltrexone and bupropion). It aims to see which approach better improves liver fibrosis.
RotterdamAges 18–75 - NCT06828367Enrolling by invitation
Online nutrition program for families with young kids
This study tests an online nutrition education program to help families of young children eat more like a Mediterranean diet. It aims to see if the program improves healthy eating habits in kids aged 18 to 36 months.
Pamplona, NavarreAges 1.5 years–3 years - NCT06686875Enrolling by invitation
Chronic belly pain after sleeve gastrectomy study
This study looks at long-term belly pain in people who had a sleeve gastrectomy 3 months to 5 years ago. It aims to understand the pain better to help future patients.
WarsawAges 18 years+ - NCT06581120Enrolling by invitation
Stomach ultrasound study for diabetes and obesity
This study uses ultrasound to see how GLP-1 RA medications (like Ozempic) affect the stomach in people with type 2 diabetes and obesity. It may help doctors better understand how these medicines work.
Cincinnati, OhioAges 10–25 - NCT06509776Enrolling by invitation
Bone growth and hormone health in young adults
This study looks at how bones mature and how hormones change as you become a young adult. If you were born in Denmark in 2006 or 2007 and are 18, you may be invited to help researchers understand these changes.
AalborgAges 18–19 - NCT06320782Enrolling by invitation
Diet and belly fat study for overweight adults
This study tests how different diets affect belly fat, thigh muscle, and heart health in people who are overweight. It might help you find a way to eat that improves your health.
Recife, PernambucoAges 20 years+ - NCT06206954Enrolling by invitation
Supporting healthy lifestyle changes for weight loss
This study tests whether a simple lifestyle program helps people lose weight. It involves regular check-ins with your doctor and using a smart scale at home.
Gainesville, FloridaAges 18 years+ - NCT06043245Enrolling by invitation
Diabetes remission and weight loss surgery
This trial tests whether a specific type of weight loss surgery can help people with type 2 diabetes stop needing diabetes medication. It is for people with a very high body mass index (BMI over 45) who are currently on diabetes pills or insulin.
L'Hospitalet de Llobregat, BarcelonaAges 18–60 - NCT05872022Enrolling by invitation
Safety study of Wegovy exposure during pregnancy
This study tracks the safety of taking Wegovy during pregnancy. Researchers want to understand potential risks and outcomes when people are exposed to Wegovy in early or any stage of pregnancy.
Princeton, New JerseyAges 15–50 - NCT05826379Enrolling by invitation
Daily goal setting to boost movement and brain health
This trial tests whether a daily goal-setting program and activity tracking can increase everyday physical activity and support thinking/brain health in midlife. You may be asked to wear devices and meet activity-monitoring requirements during the study.
Hershey, PennsylvaniaAges 30–70 - NCT05799768Enrolling by invitation
Ketogenic diet for rheumatoid arthritis symptoms and inflammation
This study tests whether a very low-carbohydrate, ketogenic diet can improve rheumatoid arthritis (RA). It’s designed for people whose RA treatment is already stable and who are not currently using a keto diet or certain medicines.
Oklahoma City, OklahomaAges 18–65 - NCT05408728Enrolling by invitation
Check how sugar absorption predicts weight loss after endoscopy
This study looks at whether a person’s “sugar absorption” pattern can help predict how much weight they will lose. It involves an endoscopy (a look inside the upper digestive tract) as part of routine care, and then matching the results to future weight change.
Jacksonville, FloridaAges 18 years+
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Common questions
- Are there clinical trials for obesity?
- Yes. Clin2 currently lists 1,500 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.