Clinical trials
Overweight or Obese clinical trials
Below are recruiting overweight or obese clinical trials, each written for real people, not researchers. We’re tracking 1,530 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT06862479Enrolling by invitation
Comparing a stent to other endoscopic leak treatments
This trial compares a special stent (the Luso-Cor Stent) to other endoscopic procedures to treat leaks or abnormal connections after certain stomach or esophageal surgeries. It aims to find the best way to fix these complications using a scope.
Lisbon, Lisbon DistrictAges 18 years+ - NCT06855563Enrolling by invitation
Childhood obesity prevention study in schools
This study looks at ways to prevent childhood obesity in cities. Researchers will collect information from children ages 6 to 13 in participating schools to understand what helps kids stay healthy.
LoaganAges 6–13 - NCT06649071Enrolling by invitation
Obesity classification and brain imaging study
This study looks at how obesity is classified and what brain imaging can show in people with obesity. It may help researchers understand different types of obesity and how they affect the brain.
Nanjing, JiangsuAges 20–65 - NCT06527209Enrolling by invitation
Coffee and agave drink study for appetite in obesity
This trial tests if a special coffee drink with agave fiber can help control appetite in adults with obesity. You would drink the beverage daily and report how hungry you feel.
Guadalajara, JaliscoAges 25–55 - NCT06500104Enrolling by invitation
Kefir for Childhood Obesity: A Trial
This trial tests whether a probiotic drink called kefir (a fermented milk beverage) can help children and teens with obesity lose weight or improve their health. It's for children who are significantly above a healthy weight and don't have other serious medical conditions or dairy allergies.
TaichungAges 7–17 - NCT06463223Enrolling by invitation
Liver imaging study for children with obesity
This study uses MRI scans to look at the livers of children with obesity, to find early signs of liver problems. It may help doctors understand how to protect the liver in children.
Gothenburg, Västra Götaland CountyAges 9–14 - NCT06447246Enrolling by invitation
Long-term effects of obesity on children's lungs and heart
This study looks at how obesity affects breathing and heart health in children as they get older. Researchers will test kids who were part of a previous study to see how their health has changed after about 6 years.
Dallas, TexasAges 14–18 - NCT06298149Enrolling by invitation
Turtle Island Tales health program for families
This study tests a program called Turtle Island Tales for caregivers and young children living in certain high-poverty areas. It aims to see if the program helps families be healthier and happier.
Bozeman, MontanaAges 18 years+ - NCT06265597Enrolling by invitation
Healthy eating and yoga for children with obesity
This study will see if a program of healthy nutrition and yoga helps children who are overweight or obese. It is designed for children without other health problems that cause weight gain.
KaramanAges 10–14 - NCT05921487Enrolling by invitation
Eating on a daily schedule to reduce obesity after spinal injury
This trial tests whether restricting your daily eating time (a shorter “eating window”) helps reduce obesity in Veterans with chronic spinal cord injury. It also looks at safety, especially for blood sugar and other health effects.
Syracuse, New YorkAges 18–89 - NCT05530356Enrolling by invitation
Study of kidney blood flow and insulin resistance in youth
This study looks at how well insulin is working and how the kidneys use energy by measuring kidney blood flow. It compares obese young people with and without type 2 diabetes to lean controls, using a PET scan (a special imaging test).
Aurora, ColoradoAges 12–26 - NCT05215886Enrolling by invitation
Bariatric surgery and memory problems in people with obesity
This study looks at how bariatric (weight-loss) surgery may affect memory and thinking in people with obesity who already have memory decline or dementia. It may help doctors understand which patients benefit most and what changes to expect.
Sacramento, CaliforniaAges 18–75 - NCT05080699Enrolling by invitation
Peptide-based diet study for adults on home tube feeding
This study tests whether a special “peptide-based” diet helps people with obesity who rely on home tube feeding after a stroke. It aims to see if this diet is safe and beneficial for weight and overall health while you stay on the nutrition you need.
Rochester, MinnesotaAges 18 years+ - NCT07746635Recruiting
Fecal transplant for obese women with polyendocrine metabolic ovarian syndrome
This study tests whether a fecal microbiota transplant (a transfer of healthy gut bacteria) can help women with polyendocrine metabolic ovarian syndrome who are also overweight or obese and planning a frozen embryo transfer. It aims to see if this treatment can improve hormone balance and possibly increase the chance of a successful pregnancy.
Shanghai, Shanghai MunicipalityAges 20–40 - NCT07238556Recruiting
Digital tool for doctors to prescribe exercise
This trial tests a digital tool that helps doctors create personalized exercise plans for patients with heart disease risk factors. It aims to help you become more active in a safe, supported way.
Farmington, ConnecticutAges 18–64 - NCT06830096Recruiting
Understanding a key cell channel in type 2 diabetes
This study looks at how a specific channel in your cells (called the KATP channel) affects blood sugar control in people with and without type 2 diabetes. It aims to understand why some people develop diabetes and how to better treat it.
St Louis, MissouriAges 18–65 - NCT07282340RecruitingPhase 2
Phentermine for weight loss in teens
This study tests a medicine called phentermine to help teens ages 12 to 17 with obesity lose weight. It will check if the medicine is safe and works well for teenagers.
Baton Rouge, LouisianaAges 12–17 - NCT03481829Recruiting
Long-term study tracking health factors from pregnancy
This study follows pregnant mothers and their babies for years to understand how early life factors can affect health later. If you qualify, you and your child(ren) will be asked to stay in the research study for at least 3 years after delivery.
Phoenix, ArizonaAges 1 day–99 years - NCT06785064Recruiting
Helping with long-term weight loss maintenance support
This study tests an extended care program designed to help people keep weight off after losing it. You would join with a buddy (friend or family member) and attend online sessions via Zoom, along with a few in-person check-ins at the university.
Birmingham, AlabamaAges 18 years+ - NCT04284943Recruiting
Surgery for stomach cancer and diabetes
This trial tests a surgery for early-stage stomach cancer that also aims to improve type 2 diabetes by changing how your body processes food. It might be an option if you have both conditions and are not using insulin.
SeoulAges 20–69 - NCT06619626Recruiting
Lung opening technique in obese women having gynecologic cancer surgery
This trial tests a lung opening technique (alveolar recruitment) during surgery to improve breathing in obese patients. It may help women with a moderate risk of breathing problems after gynecologic cancer surgery.
IstanbulAges 18 years+ - NCT05708417Enrolling by invitation
Weight-neutral lifestyle program for adults with obesity
This study tests a lifestyle program designed to help people with obesity make healthier changes without focusing on weight loss. You might be able to participate if you meet the basic adult and body-size criteria and are not being considered for bariatric (weight-loss) surgery.
Esbjerg, Region SyddanmarkAges 18 years+ - NCT05338944Recruiting
Dialectal behavior therapy for teens with obesity and low mood
This study tests whether Dialectal Behavior Therapy (DBT)—a structured skills-based counseling program—can help teens make healthier behavior changes. It is for teens who have obesity and mild to moderate symptoms of depression, and it checks whether they can follow the study plan.
Calgary, AlbertaAges 14–17 - NCT04715022RecruitingTeam says not enrollingPhase 1/Phase 2
Vitamin C study for insulin resistance in obesity
This early-stage study tests whether vitamin C (and possibly how your body uses it) affects blood vessel function in people with obesity and insulin resistance. You may be asked to stop certain supplements before starting so researchers can measure the effect more clearly.
Kansas City, KansasAges 35–65
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Common questions
- Are there clinical trials for overweight or obese?
- Yes. Clin2 currently lists 1,530 recruiting overweight or obese 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 overweight or obese 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 overweight or obese 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.