Clinical trials
Obesity clinical trials
Excess body weight that increases the risk of many other health conditions. We’re tracking 1,434 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT07670884RecruitingPhase 3
Study of HRS9531 for weight loss in overweight or obese adults
This trial tests an oral medication, HRS9531, to help overweight or obese adults lose weight. It may be an option if you have been unable to lose enough weight through diet and exercise alone.
Zhengzhou, HenanAges 18–75 - NCT07665983Recruiting
Bottle feeding study for healthy 4-6 month old babies
This study tests different bottle nipples to see which flow rate helps babies feed best. It is for healthy babies who are 4 to 6 months old and get at least one bottle feeding a week.
Ann Arbor, MichiganAges 4 months+ - NCT07666074Recruiting
AI for predicting difficult airway in weight-loss surgery
This trial uses artificial intelligence (AI) to predict whether it will be difficult to place a breathing tube during weight-loss surgery. The goal is to help doctors plan safer anesthesia for patients with a high BMI.
Elâzığ, ElâzığAges 18–65 - NCT07663942Recruiting
Reducing sitting time and boosting fitness before and after weight-loss surgery
This study tests a program to help women reduce sitting time and increase physical fitness before and after bariatric surgery (like gastric bypass or sleeve gastrectomy). It aims to improve long-term health outcomes.
Santa Maria da FeiraAges 18 years+ - NCT07662356Recruiting
NAFLD study in Chinese patients having obesity surgery
This study follows Chinese patients who are having obesity surgery to understand how nonalcoholic fatty liver disease (NAFLD) changes over time and to find markers that might predict its course. It could help doctors better treat liver problems in people with obesity.
Hong Kong, New TerritoriesAges 18 years+ - NCT07656298Recruiting
Sweetener preference study for healthy adults
This study tests how different sweeteners affect your body if you have a sweet tooth. If you are generally healthy and like sweet foods or drinks, you may be able to join.
Málaga, MalagaAges 18–65 - NCT06680492Recruiting
Nutrition and muscle health after weight loss surgery
This study looks at how nutrition affects muscle strength and function in people who have bariatric surgery. It may help you understand how to keep your muscles healthy after surgery.
Montreal, QuebecAges 18–65 - NCT07652047RecruitingPhase 1
Safety Study of CX11 Tablets for Weight Management
This study tests whether a new medication called CX11 is safe and well-tolerated at different doses in people with overweight or obesity. The goal is to understand how the body responds to the drug before larger trials test whether it helps with weight loss.
Las Vegas, NevadaAges 18–55 - NCT04755062Recruiting
Native-focused plant diet study for adults with BMI over 24
This trial tests whether a culturally relevant, plant-rich, micronutrient-dense diet can improve health for Native American adults. It may help with weight-related goals, but it requires weekly group coaching and specific medical and workplace criteria.
Flagstaff, ArizonaAges 18 years+ - NCT07638241Recruiting
AI-Powered Personalized Diet Management Study
This study tests a new AI-powered app that gives you personalized dietary recommendations based on your health. You'll use your smartphone to get daily dietary guidance and track how it affects your health over time.
Seoul, SeoulAges 20–90 - NCT07629544RecruitingPhase 3
Testing DA-302168S for weight loss in overweight and obese adults
This study tests a new medication called DA-302168S to help people lose weight. You may qualify if you're overweight or obese and meet certain health requirements.
BeijingAges 18–75 - 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+ - NCT07630597Recruiting
Ear Nerve Stimulation to Help Weight Loss
This trial tests a non-invasive device that gently stimulates a nerve in your ear to help you lose weight after lifestyle changes haven't worked well enough. You wear the device on your ear for 12 weeks while continuing healthy habits.
Nanjing, JiangsuAges 18–50 - NCT07625969Recruiting
Nudge Strategies to Help College Students Drink Healthier
This study tests simple, friendly prompts (called 'nudges') to help college students choose healthier drinks instead of sugary sodas or energy drinks. Researchers want to see if reminders and small changes to how drinks are presented can help you make better choices.
Nanjing, JiangsuAges Any age - NCT05840497Recruiting
Exercise program to help lower gestational diabetes risk
This trial tests whether a strength and resistance exercise program during pregnancy can help reduce gestational diabetes in people who are overweight or obese. It may help by improving how your body handles sugar during pregnancy.
Pamplona, NavarreAges 18 years+ - NCT06702085Recruiting
Lifestyle changes for older adults with tinnitus and metabolic syndrome
This study tests whether lifestyle changes (like diet and exercise) can help older adults who have both metabolic syndrome and chronic tinnitus (ringing in the ears). It is for people 65 and older with class 1 obesity and long-term ear ringing in both ears.
Dokki, Giza GovernorateAges 65–75 - NCT06703788RecruitingPhase 1/Phase 2
Traditional Chinese Medicine Day Care for Metabolic Syndrome
This trial tests a day care program that combines traditional Chinese medicine with regular care for people with metabolic syndrome. It aims to see if this approach helps improve your health better than standard care alone.
TaoyuanAges 20–75 - NCT07619989Recruiting
Ear nerve stimulation for weight loss after tirzepatide
This trial tests if a gentle electrical stimulation to the ear can help people who haven't lost much weight with tirzepatide (a diabetes/weight drug). It's for people who are still overweight after 12 weeks of treatment.
Nanjing, JiangsuAges 18–50 - 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+ - NCT05432362Recruiting
Energy sensing brain study in depression and weight groups
This study tests how the brain and body respond to “energy sensing” in people with depression and in people with different body weights. You may be asked to do assessments and follow specific health and diet rules so the researchers can compare groups.
Graz, StyriaAges 18–40 - NCT07604610Recruiting
Heart Fat and Metabolic Health in Older Adults
This study looks at fat tissue around the heart and how it relates to metabolic health (blood sugar, cholesterol, weight) in people aged 50–70. Researchers will use ultrasound imaging to measure this fat and understand its connection to heart disease risk.
MoscowAges 50–70 - NCT07607587RecruitingPhase 1
Testing a new weight-loss drug for people who couldn't tolerate GLP-1 shots
This study tests a new injectable medication called cagrilintide for people with obesity who had to stop GLP-1 drugs (like Ozempic or Wegovy) because of stomach problems. The goal is to see if cagrilintide causes fewer stomach side effects while still helping with weight.
Walnut Creek, CaliforniaAges 18 years+ - NCT07605572Recruiting
GLP-1 drugs and dry eye disease in type 2 diabetes
This study tests whether a diabetes and weight-loss medication called GLP-1 receptor agonists affects dry eye disease. Researchers want to see if this medication helps or worsens dry eyes in people with type 2 diabetes and obesity.
AthensAges 18 years+ - NCT05833217Recruiting
Study for persistent COVID symptoms with insulin resistance
This trial studies people who have ongoing effects after COVID (often called PASC) and may be related to weight and insulin resistance. It may help researchers find better ways to understand the condition and improve treatment.
Palo Alto, CaliforniaAges 18–80
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Common questions
- Are there clinical trials for obesity?
- Yes. Clin2 currently lists 1,434 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.