Clinical trials
Overweight or Obesity clinical trials
Below are recruiting overweight or obesity clinical trials, each written for real people, not researchers. We’re tracking 1,472 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT06730113Recruiting
Young adults with type 2 diabetes and heart health study
This study looks at how type 2 diabetes starting in youth affects the heart over time. It also includes teens and young adults who are overweight or lean, and their biological parents, to compare heart health across these groups.
Washington D.C., District of ColumbiaAges 12–25 - NCT06735651Recruiting
Wild blueberries for gut, brain, and heart health in prediabetes
This study looks at whether eating wild blueberries can improve your gut health, brain function, and heart health if you have prediabetes. It may help lower your blood sugar and reduce your risk for diabetes and heart disease.
Atlanta, GeorgiaAges 20–65 - NCT06735599Recruiting
Wild blueberries for blood pressure health
This study tests whether eating wild blueberries can improve your gut, brain, and heart health if you have high blood pressure. You'll eat blueberries daily for several weeks and have checkups to see how your body responds.
Atlanta, GeorgiaAges 45–65 - NCT06169033Recruiting
Can belly fat scans predict weight-loss surgery success?
This study looks at how fat around your belly and inside your abdomen, seen on a CT scan, can predict how well bariatric (weight-loss) surgery will work for people with type 2 diabetes.
BeijingAges 16–70 - NCT06338631Recruiting
Early kidney check in people with excess weight
This study looks for early signs of kidney problems in people with excess weight, even if they are otherwise healthy. It aims to understand how weight affects kidneys before any disease develops.
MilanAges 18–60 - NCT05443100Recruiting
Testing whole-body cold therapy for metabolic, neurologic, or fibromyalgia pain
This trial studies whether a whole-body cold therapy called “WBC” can help people with certain metabolic conditions, neurologic conditions, or fibromyalgia. You may be able to join if you meet age and weight requirements and don’t have certain medical or safety risks.
Oggebbio, Verbano-Cusio-OssolaAges 18–65 - NCT06719102Recruiting
Support for mothers and caregivers with new babies
This study looks at how mothers and other caregivers can help their babies grow and thrive. You and your baby would be videotaped during some play and feeding sessions to understand your interactions better.
Austin, TexasAges birth–90 years - NCT06707012RecruitingPhase 4
Metformin plus antidepressants for depression in obesity
This trial tests whether adding metformin (a diabetes medicine) to usual antidepressant treatment can help improve depression in people who are overweight or obese. It is for adults age 18–44 who are newly diagnosed with depression and do not have diabetes.
Karachi, SindhAges 18–45 - NCT06714929Recruiting
School water study for students in grades K-5
This study looks at how a new water program in schools might affect student health and hydration. It includes watching what kids drink at lunch, checking teeth and body weight for older students, and asking 4th and 5th graders and staff about their drinks.
Henrico, VirginiaAges 4 years+ - NCT06715787Recruiting
Perinatal support program for pregnant people
This trial tests a support program for pregnant individuals who qualify for certain food assistance benefits. It aims to see if the program helps with pregnancy and infant health.
Los Angeles, CaliforniaAges 18 years+ - 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 - NCT06691100Recruiting
How one workout changes gut bugs in women
This study looks at how a single workout changes the bacteria in your gut. It compares women who are very fit with women who don't exercise much, and includes women with different body types.
Washington D.C., District of ColumbiaAges 21–40 - 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+ - NCT03699228Recruiting
Low-dose chest CT study for adults in China
This study is looking at people ages 30 to 90 who are willing to get a low-dose chest CT scan. It may help researchers improve how health data is collected and understood from scans.
Wuhu, AnhuiAges 30–90 - NCT06374368Recruiting
Small bowel diversion surgery for obesity
This trial tests a surgery called small bowel diversion to help people with obesity lose weight. It may also improve blood sugar control for those with type 2 diabetes.
OstravaAges 18–65 - NCT05802121RecruitingEarly Phase 1
Testing a gut bacteria supplement side effects during prostate hormone therapy
This early-phase study looks at how changing gut bacteria (especially Akkermansia) affects metabolic side effects in men starting prostate hormone therapy (ADT). It may help researchers understand how to reduce or manage side effects for people on ADT.
London, OntarioAges 18 years+ - NCT06291766Recruiting
Gestational diabetes after gastric bypass study
This study looks at how a continuous glucose monitor (CGM) can help manage blood sugar in pregnant women who have had gastric bypass surgery and now have gestational diabetes. It aims to find better ways to monitor and treat diabetes during pregnancy for women after this type of weight-loss surgery.
LundAges 18–50 - NCT06627868Recruiting
NAD+ metabolism in human brown fat
This study explores how the body's natural substance NAD+ works in brown fat, a type of fat that burns calories. It may help researchers understand metabolism and find new ways to treat obesity.
TurkuAges 30–65 - NCT06625762Recruiting
Nantes bariatric surgery study
This study follows people who are preparing for bariatric (weight-loss) surgery to see how the surgery affects their health over time. It is being done to better understand the benefits and risks of bariatric surgery.
Nantes, Loire-AtlantiqueAges 18–70 - NCT06600555Recruiting
Metabolic surgery for diabetes control
This trial tests a type of weight-loss surgery (called metabolic surgery) to see if it helps people with type 2 diabetes achieve better blood sugar control. It's for people who have struggled to manage their diabetes with standard treatments and have a BMI between 30 and 35.
VilleurbanneAges 18–65 - NCT06617689Recruiting
Education on drinking and oral health after weight loss surgery
This study tests whether a patient education program can help people having weight loss surgery improve their drinking habits and oral hygiene.
TrondheimAges 18 years+ - NCT06602141Recruiting
Exercise and fat cell changes study
This study looks at how endurance exercise changes fat cells in the body. It may help understand how exercise benefits weight-related health.
Orlando, FloridaAges 18–45 - NCT06597474RecruitingPhase 2/Phase 3
Food-Body-Mind wellness program for preschoolers
This study tests a 16-week program called Food-Body-Mind that helps preschoolers and their families build healthy habits. It focuses on movement, eating well, and feeling good about your body, and is designed for children ages 3 to 5 in Head Start programs.
Jackson, MichiganAges 3–5 - NCT06596902Recruiting
Physical activity program for Latino families near the U.S.-Mexico border
This trial tests a program to help Latino families become more active and fit. It takes place at community centers near the border and includes both parents and children.
San Diego, CaliforniaAges 6 years+
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Common questions
- Are there clinical trials for overweight or obesity?
- Yes. Clin2 currently lists 1,472 recruiting overweight or 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 overweight or 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 overweight or 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.