Clinical trials
Obesity clinical trials
Excess body weight that increases the risk of many other health conditions. We’re tracking 1,501 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT06562660Recruiting
Breathing help before anesthesia for obese patients
This study tests whether using a mask and high-flow oxygen together before anesthesia can help obese patients get more oxygen into their lungs before surgery. It may reduce the risk of low oxygen levels during the start of anesthesia.
ZhengzhouAges 18–80 - NCT06571474Recruiting
Fat Cell Function in Obesity and Metabolism Study
This study looks at how a type of immune cell (macrophage) in fat tissue processes lipids, and how that affects metabolism in people with different body weights. It may help us understand why some people with obesity develop diabetes and fatty liver while others do not.
Columbia, MissouriAges 18–70 - NCT06578091Recruiting
Thinking skills in people with obesity
This study looks at how well the brain works in people with obesity. It compares those who score high on a cognitive test with those who score lower, to find differences in thinking skills.
Kütahya, CentralAges 18–65 - NCT06583447Recruiting
Time-Restricted Eating for Kids with Severe Obesity
This study tests whether eating only during a set window of time each day can help children ages 8–17 with severe obesity lose weight in a healthy way. It is a safer alternative to extreme diets or surgery.
Suzhou, JiangsuAges 8–17 - NCT06599918RecruitingPhase 2
Nicotinamide for liver scarring in fatty liver disease
This study tests whether nicotinamide (a form of vitamin B3) can help reduce liver scarring in people with nonalcoholic fatty liver disease. You may qualify if you have moderate to severe liver scarring and are between 18 and 85 years old.
BarcelonaAges 18–85 - NCT07574723Recruiting
Tirzepatide dosing strategy to manage side effects in obesity
This study tests a new medication called tirzepatide, given at carefully adjusted doses, to help people with obesity lose weight while reducing unwanted side effects. Tirzepatide is a newer injectable medicine that helps control appetite and blood sugar.
Kuwait CityAges 18–100 - NCT06937203RecruitingPhase 1/Phase 2
A new obesity drug study for people with or without type 2 diabetes
This early-stage study tests an investigational drug called ARO-ALK7 to see if it helps adults with obesity lose weight. It includes people who have type 2 diabetes as well as those who do not, and requires that you have tried to lose weight with lifestyle changes in the past.
Morayfield, QLCAges 18–65 - NCT07690163Recruiting
Diabetes blood sugar check in newly diagnosed patients
This trial is checking how well blood sugar is controlled in adults recently diagnosed with type 2 diabetes (within the last 3 months). It aims to see if current treatments or lifestyle changes are working and may help guide future care.
KyivAges 18 years+ - NCT06609200Recruiting
Electro-acupuncture for obesity with insulin resistance
This study tests whether electro-acupuncture (a type of acupuncture with mild electric pulses) can help people with obesity and insulin resistance improve their health. It may be an option if you're looking for a non-drug treatment for weight and blood sugar control.
SingaporeAges 21–65 - NCT06610955Recruiting
Comparing two exercise programs for young women with obesity
This study compares two different exercise programs to see which one helps young women with obesity lose weight more effectively. If you are a woman aged 18–45 with a BMI between 30 and 40 and you are not on certain medications, this trial may be a good fit for you.
KırşehirAges 18–45 - NCT06616454Recruiting
Time-restricted eating for obese teens with metabolic issues
This study tests whether eating only during certain hours of the day can help improve body composition and metabolism in obese teenagers who also have conditions like fatty liver, insulin resistance, prediabetes, or high cholesterol. It uses a smartphone app to track eating times.
KayseriAges 12–18 - NCT06616714Recruiting
Weight loss procedure for people with obesity and IBD
This study tests a weight-loss procedure called endoscopic sleeve gastroplasty (a stomach-reducing procedure done through a scope) in people with both obesity and inflammatory bowel disease (IBD). It aims to see if the procedure is safe and helpful for this group.
RomaAges 18–70 - NCT06620562RecruitingPhase 4
Testing a weight loss pill after sleeve gastrectomy surgery
This study tests whether adding a medication (naltrexone/bupropion) to sleeve gastrectomy surgery can improve weight loss. It may be a good fit if you are eligible for a first-time sleeve gastrectomy and meet certain health criteria.
Québec, QuebecAges 18–65 - NCT06622382Recruiting
Weight loss study using a new procedure called BEAM
This study tests a procedure called BEAM to help people with obesity lose weight. It is for people who have tried other weight loss methods like diet, exercise, and medication but haven't succeeded.
ShatinAges 18–70 - NCT06626113Recruiting
Nerve activity and obesity study
This trial looks at how the nerves that control blood pressure work in people with obesity and insulin resistance. It may help explain why some people develop high blood pressure and others don't.
Kansas City, KansasAges 18–79 - NCT06626360Recruiting
Screening for malnutrition in people with obesity
This study looks at whether overweight or obese patients may also be malnourished. Researchers will screen people with a BMI of 25 or higher to find hidden malnutrition so they can get the right nutritional support.
AmsterdamAges 18 years+ - NCT06630663Recruiting
Wearable device and app for diet and exercise
This trial tests if a wearable device and a smartphone app can help you improve your diet and exercise habits. It is for people who are overweight and have related health conditions like high blood pressure or diabetes.
Taipei, TaipeiAges 20 years+ - NCT06636773Recruiting
Aerobic vs Aerobic Plus Yoga for Weight Loss
This study compares two exercise programs — aerobic exercise alone versus aerobic exercise combined with yoga — to see which helps adults with overweight or obesity lose weight. You would need to follow a diet plan and attend regular exercise sessions at the University of Kansas Medical Center.
Kansas City, KansasAges 18 years+ - NCT06642363RecruitingPhase 1
Astaxanthin for PCOS symptoms and heart health
This trial tests if astaxanthin, a natural antioxidant, can improve PCOS symptoms and heart-related health in women with PCOS who are overweight but not pregnant or breastfeeding.
Isfahan, IsfahanAges 18–45 - NCT06645470Recruiting
Muscle and movement study for weight loss medications
This study looks at how anti-obesity medications like semaglutide (Ozempic, Wegovy) and tirzepatide (Mounjaro, Zepbound) affect your muscles and movement. It may help researchers understand how to combine these drugs with exercise for better health.
Kansas City, KansasAges 18 years+ - NCT06654323Recruiting
Behavioral program for childhood obesity
This study tests different levels of a behavioral program to help children with obesity lose weight and live healthier. Families will receive support and guidance over 12 months.
Baton Rouge, LouisianaAges 5–17 - NCT06669715Recruiting
Physical fitness and heart health in adults
This study looks at physical fitness and blood flow in a wide range of adults. It aims to understand how fitness affects heart health across different people.
LjubljanaAges 18 years+ - NCT06682481Recruiting
Pancreas-Liver Communication in Teens with Obesity
This study looks at how the pancreas and liver talk to each other in teens with obesity. It may help understand why some teens develop diabetes or fatty liver.
Geneva, Canton of GenevaAges 12–16 - NCT06687122Recruiting
Eggs, metabolism, and choline study
This trial studies how eating 3 eggs daily for 4 weeks affects your metabolism and choline levels. It may help if you have obesity and are looking for a simple dietary change to improve your health.
Québec, QuebecAges 30–65
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Common questions
- Are there clinical trials for obesity?
- Yes. Clin2 currently lists 1,501 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.