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
- NCT06835686Recruiting
Collaborative weight loss program for underserved communities
This study tests a program that helps people with obesity lose weight by working with their community health clinic. It may be a good fit if you want to join a weight loss effort and get support from your clinic.
Avondale, LouisianaAges 18–75 - NCT06810557Recruiting
Better sleep intervention to prevent obesity in kids
This trial tests a brief sleep program for children ages 6 to 11 who sleep less than 9 hours a night. The goal is to see if improving sleep can help prevent unhealthy weight gain. Eligible families will be randomly assigned to the sleep program or to a comparison group.
Philadelphia, PennsylvaniaAges 6–11 - NCT06791837Recruiting
Brain blood flow and lactate in obesity study
This study looks at how blood flow and lactate (a chemical your body makes) in the brain differ between people with a healthy weight and those with obesity. It may help researchers understand how weight affects brain function.
Columbia, MissouriAges 18–45 - 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 - NCT06722443Enrolling by invitation
Probiotics and Prebiotics for Obesity
This trial tests whether adding probiotics and prebiotics to your diet can help with obesity and related health problems like prediabetes, diabetes, high cholesterol, or high blood pressure.
Granada, SpainAges 18–75 - NCT06236932Recruiting
Infection risk in obesity study
This study looks at how obesity and related conditions affect your body's ability to fight infections. It may help find ways to prevent illness in people with obesity.
NaplesAges 18–65 - NCT06359418Recruiting
Acupuncture for prediabetes and obesity
This study tests whether acupuncture can help people with prediabetes and obesity manage their condition. If you have both higher-than-normal blood sugar and excess weight, this trial may offer a non-medication approach to improve your health.
BeijingAges 18–64 - NCT06575738RecruitingPhase 1
Semaglutide for teens after weight-loss surgery
This study looks at how teenagers and young adults respond to weight-loss surgery (sleeve gastrectomy) and whether adding a medication called semaglutide can help improve weight loss. It has two parts: first observing how surgery affects you, then testing if semaglutide helps those who didn't lose enough weight after surgery.
Aurora, ColoradoAges 12–24 - NCT06512818Enrolling by invitationPhase 1/Phase 2
Testing Psiguavin for weight loss in obesity
This study tests a natural supplement made from guava (called Psiguavin) to see if it helps with weight loss in people who are overweight or have obesity. Participants will take the supplement and be monitored for weight changes and safety.
MurciaAges 18–65 - NCT06411210RecruitingPhase 2
Weight loss medication for young adults with type 1 diabetes
This study tests whether a GLP-1 medication (a type of drug that helps with weight loss) can safely and effectively help young adults with type 1 diabetes who also have obesity. It aims to see if adding this treatment to insulin can improve weight and blood sugar control.
New Haven, ConnecticutAges 18–30 - NCT06200961Recruiting
Trans-nasal endoscopy for bariatric patients
This study tests a thinner, more comfortable endoscope that goes through the nose instead of the mouth for patients who need an upper GI exam. It may be a gentler option for weight-loss surgery patients.
Boston, MassachusettsAges 18–90 - NCT04917601Recruiting
Digital coaching for childhood obesity with family app support
This study tests a digital support system (a mobile app) to help children and families with obesity treatment. You may be able to use the app alongside the usual care plan if you meet the study’s age, health, and communication requirements.
MessinaAges 4–17 - NCT05711758Recruiting
Endoscopic stomach muscle cut for weight loss
This trial tests whether an endoscopic procedure that cuts a stomach outlet muscle can help with weight loss and be safe. You would be screened to make sure you don’t have certain stomach, heart/lung, or pregnancy-related conditions that could make the procedure unsafe.
Boston, MassachusettsAges 18–70 - NCT05277558Recruiting
MRI and brain testing in teens at risk for type 2 diabetes
This study looks at brain health in teens with normal weight, overweight, or obesity who are at risk for type 2 diabetes. It may help researchers understand how weight and diabetes risk affect the brain, using MRI scans and learning/memory tests.
St Louis, MissouriAges 12–17 - NCT05122936Enrolling by invitation
Watching obesity in people using XOWI
This study observes how obesity changes during the use of a treatment called XOWI. It may help researchers understand whether it’s safe and potentially helpful for people with higher body weight.
Shanghai, Shanghai MunicipalityAges 18–70 - NCT02310178Recruiting
Long-term follow-up after bariatric surgery at Montpellier
This study follows people who have had weight-loss surgery at Montpellier University Hospital to see how they do over time. It helps doctors understand the long-term benefits and challenges after surgery.
MontpellierAges 15 years+ - NCT07875530Recruiting
Comparing two anesthesia methods for obese patients having laparoscopic surgery
This trial compares two different anesthesia techniques for obese patients having laparoscopic surgery, to see which one works better and is safer.
Kocaeli, IzmitAges 18–65 - NCT07792954RecruitingPhase 3
Weekly weight-loss study for Chinese adults with overweight or obesity
This study tests a once-weekly medicine called PF-08653944 to see if it helps Chinese adults lose weight compared to a placebo (a pill with no active medicine). It may be an option if you have been unable to lose weight through diet alone.
Hefei, AnhuiAges 18 years+ - NCT07658560RecruitingPhase 2
Weight loss pill study for overweight or obese adults without diabetes
This study tests an experimental pill, BGM0504, to see if it helps overweight or obese adults lose weight safely. Participants will take the pill while continuing their usual diet and exercise routine.
Beijing, Beijing MunicipalityAges 18–55 - NCT07794761RecruitingPhase 3
Weekly injection for weight loss in adults with obesity in Japan
This study tests a once-weekly injection called berobenatide to see if it helps adults with obesity lose weight and improve related health problems like high blood pressure, high cholesterol, or blood sugar issues. It is for people living in Japan.
Chiba, ChibaAges 18 years+ - NCT07792226Recruiting
Stomach procedure for weight loss (ESG with fundal ablation)
This study tests a new procedure called endoscopic sleeve gastroplasty with fundal mucosal ablation to help with weight loss. It is an option for people with obesity who have not had success with other methods and who have not had prior stomach surgery.
Morgantown, West VirginiaAges 18 years+ - NCT01344525Recruiting
Study of team-based therapy for obesity and weight loss
This study looks at an interdisciplinary, team-based obesity treatment plan and how well it helps people lose significant weight over time. You might be a candidate if you are an adult with obesity who already achieved more than 10% weight loss within about 6 months from a lifestyle program or weight-loss surgery.
HeidelbergAges 18–65 - NCT04113070Recruiting
Study of childhood weight and early puberty development
This study follows children to see how body weight changes relate to when puberty starts and how it progresses. It may help doctors better understand healthy growth patterns during childhood.
Shanghai, Shanghai MunicipalityAges 6–12 - NCT04597281Recruiting
Mediterranean diet program for young children at risk of obesity
This trial tests whether a Mediterranean-style eating pattern can help prevent weight problems in young children who are at higher risk. It’s meant for children with normal weight or mild overweight and whose parents have higher body weight, without other medical reasons for weight gain.
CórdobaAges 3–7
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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.