Clinical trials
Obese clinical trials
Below are recruiting obese clinical trials, each written for real people, not researchers. We’re tracking 1,433 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT06425016Recruiting
Robot-assisted vs. traditional sleeve gastrectomy
This study compares two types of weight-loss surgery: one done with the help of a robot and the other done by hand (laparoscopic). Both are types of sleeve gastrectomy, where the stomach is reduced in size. If you qualify for sleeve gastrectomy, this trial may help doctors learn which method works better.
Cleveland, OhioAges 18–70 - NCT06426693Recruiting
Brain training for food cravings
This study tests a brain-training technique called neurofeedback to help reduce food cravings. You'll get MRI scans while learning to control brain activity related to cravings.
New Haven, ConnecticutAges 18–60 - NCT06414096RecruitingPhase 1
Pulsatile FSH study for women with obesity or low ovarian reserve
This study tests a new way to give a fertility hormone (FSH) in pulses through a small tube to see if it helps women with obesity or low egg reserve have better egg development with fewer health risks. It may improve fertility treatment outcomes for these women.
Aurora, ColoradoAges 19–37 - NCT06416969RecruitingEarly Phase 1
Study of fat breakdown in overweight adults
This study looks at how fat cells in the belly release fat. Researchers want to learn more about fat breakdown in people who are overweight or obese. If you join, you may get a drug that helps them measure fat activity.
Rochester, MinnesotaAges 18–65 - NCT06408961Recruiting
EVs in Obesity and Cardiometabolic Disease
This study looks at tiny particles released by cells (called extracellular vesicles, or EVs) in people with obesity and related heart health issues. Researchers want to see if these particles are different in people with obesity and diabetes, which could help find new ways to treat or prevent heart problems.
Boston, MassachusettsAges 18 years+ - NCT06382298Recruiting
Cottonseed oil vs. similar oil for heart health
This study compares the effects of cottonseed oil versus a similar oil on heart health. It is for people with high cholesterol or who are overweight and want to see if changing cooking oils can improve their cholesterol levels.
Athens, GeorgiaAges 25–75 - NCT06390345Recruiting
Telehealth lifestyle and exercise for COPD and sleep apnea
This study tests a telehealth program that combines lifestyle coaching and exercise to help people with both COPD and sleep apnea improve their breathing and daily function. It may be a good fit if you are overweight, have a history of smoking, and feel short of breath during light activity.
Boise, IdahoAges 18 years+ - 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 - NCT06392854RecruitingEarly Phase 1
Fat tissue and insulin in obesity
This early-phase trial tests how fat tissue in different parts of the body responds to insulin. It may help researchers understand why some people with obesity are more prone to health problems like diabetes or heart disease.
Rochester, MinnesotaAges 18–65 - NCT06370845RecruitingEarly Phase 1
Smell test to find natural odor in spinal fluid
This study investigates whether a natural smell can be detected in the fluid around your brain and spine (cerebrospinal fluid) after you sniff it. It aims to understand how smells enter the brain in people with different body weights who are already scheduled for a routine spinal tap.
BaselAges 18–60 - NCT06364644Recruiting
Reducing heart failure risk in low-income adults with diabetes
This study looks at how low income and diabetes together raise the risk of heart failure. It offers a program to help you manage your health and reduce that risk.
Baltimore, MarylandAges 30–70 - NCT06374875RecruitingPhase 4
Does metabolic surgery reduce liver scarring?
This study tests if weight loss surgery can improve liver fibrosis (scarring) in people with obesity and advanced liver disease. It may help those considering surgery to know if their liver health can get better.
Phoenix, ArizonaAges 18–75 - NCT06354088RecruitingPhase 1
Study of alpelisib for insulin resistance
This study tests a single dose of a drug called alpelisib (a PI3K inhibitor) to see how it affects insulin and blood sugar in people who are either insulin sensitive or insulin resistant. The goal is to understand why some people become resistant to insulin, which may help find new treatments for diabetes and related conditions.
New York, New YorkAges 18–70 - NCT06341179Recruiting
Does more sleep help children learn and manage weight?
This study tests whether helping children sleep longer each night can help them learn better and manage their weight. It is for children ages 6–12 who are above a healthy weight and sleep 9 hours or less per night.
CopenhagenAges 6–12 - NCT04994665Recruiting
Test of fixing the stomach to reduce reflux after sleeve surgery
This study checks whether a surgical “fix” (omentumpexy) can reduce acid reflux after sleeve gastrectomy. It’s mainly for adults having sleeve surgery who have a higher-risk body weight and related health problems.
BayonneAges 18 years+ - NCT06325722Recruiting
Low fat vs. low carb diet order and body fat change
This study compares how the order of low fat versus low carb diets affects body fat changes. It may help you understand which diet sequence works best for weight loss.
Bethesda, MarylandAges 18–50 - NCT06323070Recruiting
Watermelon vs. low-fat cookies for wellness
This trial compares eating watermelon or low-fat cookies to see how they affect your overall wellness. It will help determine if one snack is better for your health.
San Diego, CaliforniaAges 18–50 - NCT06329544Recruiting
Study of a high-fructose diet and gut health
This trial tests how a high-fructose diet affects your gut bacteria and overall metabolic health. It is for people who already know they don't absorb fructose well (fructose malabsorbers) and want to understand how this sugar impacts their body.
New York, New YorkAges 25–45 - NCT06320782Enrolling by invitation
Diet and belly fat study for overweight adults
This study tests how different diets affect belly fat, thigh muscle, and heart health in people who are overweight. It might help you find a way to eat that improves your health.
Recife, PernambucoAges 20 years+ - NCT06309576Recruiting
Study on body weight regulation using liquid meals
This study tests how the body regulates weight by having participants drink only a special liquid meal for two days. It may help researchers understand weight changes in people with low or high body weight.
Baton Rouge, LouisianaAges 18–40 - NCT06309563Recruiting
Essential amino acid diet for severe obesity
This study tests whether replacing some foods with essential amino acids (protein building blocks) can improve metabolism in people with severe obesity. It aims to find a non-surgical way to boost weight loss.
Oggebbio, VerbaniaAges 45–65 - NCT06277232Recruiting
Nutrition care for chronic pain patients
This trial tests a nutrition care program for people with chronic pain who are also overweight. You will receive support to improve your diet while attending a pain rehabilitation program.
Linköping, Östergötland CountyAges 18 years+ - NCT06286761Recruiting
Validation of lab tests for metabolism research
This study checks how reliable routine lab tests and research techniques are for metabolism research. It may help you if you are a healthy adult with a stable weight and no major health conditions.
Columbia, MissouriAges 18–75 - NCT06293703Recruiting
Leg length ratio and weight loss after gastric bypass
This study looks at how the length of different parts of your small intestine affects weight loss after Roux-en-Y gastric bypass surgery. It may help doctors tailor the surgery for better results.
Cleveland, OhioAges 18–70
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Common questions
- Are there clinical trials for obese?
- Yes. Clin2 currently lists 1,433 recruiting 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 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 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.