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
- 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+ - NCT06859697Enrolling by invitation
Herbal medicine for obesity with spine or joint pain
This trial tests whether herbal medicine can safely help with pain and weight loss in people who have both obesity (BMI 25 or higher) and back or joint pain. It aims to see if the treatment works and is safe.
Seoul, Gangnam-GuAges 19–69 - 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 - NCT06067763Enrolling by invitation
Project Health: Preventing unhealthy weight gain in young adults
This study tests a program to help young adults improve their eating and exercise habits, with the goal of preventing obesity. It is designed for people who are concerned about their weight and want to make healthier lifestyle choices.
Stanford, CaliforniaAges 17–20 - 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 - NCT05097365Enrolling by invitation
Testing a methyl-donor supplement to study lupus metabolism
This study looks at whether a “methyl-donor” nutrient supplement changes metabolism (methylation) in people with lupus who are also in the childbearing age range and have low-to-moderate disease activity. It may help researchers understand why lupus acts differently in some people and how diet-related pathways could affect symptoms.
São PauloAges 18–45 - 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+ - NCT07631767Recruiting
Health Behavior Program for Night Shift Workers
This study tests a smartphone app designed to help night shift workers improve their sleep, eating habits, and overall health. You'll use the app to track and improve your wellness while working night shifts across Europe.
BremenAges 21 years+ - NCT07780058Recruiting
Emotional well-being study for weight loss surgery
This study looks at how weight loss surgery affects patients' feelings and mental health over time. It is for people who qualify for certain weight loss procedures and want to understand the psychological effects.
Alcoy, AlicanteAges 18–70 - NCT07780188Recruiting
Lean beef in a healthy meal plan for teens with PCOS
This study tests whether adding lean beef to a healthy meal plan can help teens with PCOS improve their health. You'll follow a special diet and wear a small monitor to track your blood sugar, and the study may help you feel better and manage your condition.
College Station, TexasAges 11–17 - NCT07612527RecruitingPhase 2
Endoscopic Stomach Procedure for Weight Loss
This trial tests a minimally invasive procedure done through the mouth (no surgery) that reshapes the stomach to help with weight loss. It combines two techniques to reduce stomach function and may help people lose weight without traditional bariatric surgery.
CairoAges 18 years+ - NCT04824248Recruiting
Weight-loss program for chronic low back pain
This trial studies whether weight loss can improve long-lasting, non-specific low back pain. It may help people whose back pain is partly related to extra weight by testing a structured approach over time.
BrusselsAges 18–65 - NCT05811624Recruiting
Lifestyle program for weight and chronic low back pain
This trial studies whether a lifestyle change program (often diet and activity habits) can reduce long-lasting low back pain in overweight or obese adults. It also aims to see if people can keep their usual care while adding the lifestyle program.
BrusselsAges 18–65 - NCT05082519RecruitingPhase 2
Calorie restriction and exercise to improve leukemia treatment in young patients
This study tests whether a special diet (calorie restriction) and increased physical activity can make chemotherapy work better for young people with B-ALL. Participants will follow a monitored diet and exercise plan during their first month of treatment.
Los Angeles, CaliforniaAges 7–25 - 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+ - 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
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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.