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
- 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 - NCT07732738Recruiting
Bariatric surgery plus GLP-1 drug for weight loss and diabetes
This study tests if adding a GLP-1 medication to weight-loss surgery helps people with obesity and related conditions like diabetes. It may improve weight loss and blood sugar control more than surgery alone.
Xingtai, HebeiAges 16–70 - NCT07141342Recruiting
Bed scale weight loss program for wheelchair users
This study tests if using a special bed scale helps wheelchair users lose more weight during a weight loss program. Participants will follow a weight loss plan, and half will get the bed scale to track their weight at home.
Pittsburgh, PennsylvaniaAges 18 years+ - NCT07457034Recruiting
Digital follow-up after weight loss surgery
This study tests whether a digital follow-up system with nursing education can help people who have had weight loss surgery (bariatric surgery) stay on track and improve their recovery. It is designed for adults who are cleared for exercise and comfortable using technology.
Istanbul, ÜSKÜDARAges 18–65 - NCT07728669Recruiting
Digital diet app for people on GLP-1 therapy
This study tests a smartphone app that gives dietary advice to people who are overweight or obese and also take a GLP-1 medication (like semaglutide) for weight or diabetes. The app will help you follow a healthy eating plan while using the medication.
AlmatyAges 21–65 - NCT07184502RecruitingPhase 1
Testing a new injection for weight loss in healthy and overweight adults
This trial tests an investigational injection called ZT003 to see if it is safe and how the body processes it. It is for healthy volunteers or those who are overweight or obese, to help understand how this treatment might work.
Brisbane, QueenslandAges 18–65 - NCT05071898RecruitingPhase 1
Studying how genetics affect response to GLP-1 weight-loss drugs
This early-stage study looks at how genetic factors may change how people respond to a GLP-1 medicine (semaglutide). The goal is to learn who may benefit most and why, so future treatments can be better matched.
Lancaster, PennsylvaniaAges 18–89 - NCT07724340RecruitingPhase 2
Study of AT673 plus semaglutide for type 2 diabetes and weight loss
This study tests a new medication called AT673 combined with semaglutide (Wegovy) to help people with type 2 diabetes and overweight or obesity lose weight and improve blood sugar. It is for people who have tried diet and exercise to lose weight but haven't had success.
Chandler, ArizonaAges 18 years+ - NCT05561595Recruiting
Reducing health-related stigma through group support
This trial tests a virtual group program to help people cope with health-related stigma from conditions like obesity, cancer, HIV, diabetes, skin disease, or chronic pain. It aims to reduce internalized stigma and improve well-being.
Gainesville, FloridaAges 18 years+ - NCT07422220Recruiting
Walnuts and brain health: a long-term study
This study tests whether eating walnuts every day for a long time can help keep your brain healthy as you age. It is for middle-aged and older adults who carry extra weight around their belly but are otherwise generally healthy.
Maastricht, LimburgAges 45–75 - NCT07257484RecruitingPhase 4
Tirzepatide study for breast cancer survivors with obesity
This trial tests if tirzepatide, a weight-loss medication, can help postmenopausal women with hormone-positive breast cancer who have obesity. It aims to improve health outcomes after completing cancer treatment.
New York, New YorkAges 18 years+ - NCT07225816RecruitingPhase 1
How fasting affects stomach food with GLP-1 drugs
This study looks at how long fasting and temporarily stopping certain diabetes or weight-loss medications (like semaglutide or liraglutide) affects how much food stays in your stomach. It may help understand how these medications work in people who are overweight.
Cypress, CaliforniaAges 18 years+ - NCT06282952Recruiting
Stool transplant for C-section babies' health
This trial tests whether giving a special stool transplant (fecal microbiota) to healthy babies born by C-section can improve their health. It aims to see if this treatment helps replace good bacteria that are normally passed during a vaginal birth.
OuluAges birth–6 hours - 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 - NCT07717333Recruiting
Sarcopenia signs after weight loss surgery
This study looks at muscle changes after bariatric (weight loss) surgery. It may help you understand how your muscles are affected and what you can do to stay strong.
Istanbul, KÜÇÜKÇEKMECEAges 18–65 - 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 - NCT06686537RecruitingPhase 2
Study on metabolism and hormones in women
This study looks at how metabolism and hormones are connected in women. It tests a treatment to see if it can improve metabolic health related to the menstrual cycle.
Aurora, ColoradoAges 18–38 - NCT05503927Enrolling by invitation
Study of Wegovy safety during pregnancy
This study looks at health outcomes for pregnant women and their babies after taking Wegovy or other weight-loss medicines. It may help understand if these medicines are safe during pregnancy.
Ann Arbor, MichiganAges 15–50 - NCT06147973Recruiting
Healthy lifestyle program for teen girls
This study tests a healthy lifestyle program that helps teen girls accept their bodies and make positive changes. It aims to see if this approach can improve weight-related health and well-being.
Philadelphia, PennsylvaniaAges 14–19 - NCT07334470Recruiting
Reducing weight bias in nursing students through simulation
This trial tests a simulation-based program to reduce weight bias among nursing students. If you are a nursing student aged 18-35 in your second or fourth year of a traditional or FLEX BSN program, you may be eligible to help researchers understand how to improve patient care.
Villanova, PennsylvaniaAges 18–35 - NCT07711925Enrolling by invitation
MRI body changes before and after weight loss surgery
This study uses MRI scans to measure how your body composition changes after bariatric surgery. If you are planning weight loss surgery, you may help doctors understand what happens to your body fat and muscle over time.
Olsztyn, Warminsko-mazusrkieAges 18 years+ - NCT07272837Recruiting
How semaglutide affects heart and muscle mass
This study looks at how semaglutide (Ozempic or Wegovy) changes heart muscle and body muscle. It may help people with type 2 diabetes or those taking the drug for weight loss understand if their heart is affected.
Edmonton, AlbertaAges 18–80 - NCT07253285RecruitingPhase 3
Study on cagrilintide and CagriSema for kids with excess weight
This trial tests two new medicines (cagrilintide and CagriSema) to see if they help children and teens lose weight. It's for young people who have tried lifestyle changes without enough success.
Escondido, CaliforniaAges 8–18 - NCT06397729Recruiting
Testing a new tool to support healthy habits in rural clinics
This study is testing a new way to help people improve their heart health by making healthy changes in their daily habits. It focuses on patients in rural primary care clinics who are at higher risk because of their weight.
St Louis, MissouriAges 18–64
Hear when a new Obesity trial opens
We’ll email you when one opens — at most once a week, no account needed, unsubscribe anytime.
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.