Clinical trials
Obesity clinical trials
Excess body weight that increases the risk of many other health conditions. We’re tracking 1,433 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT07231484Recruiting
Grape study for immune and gut health in obesity
This trial tests if eating grapes every day for 4 weeks can improve your immune system and gut health. It is designed for adults with obesity who are willing to keep their diet and activity stable during the study.
Columbia, MissouriAges 18–60 - NCT07229508Recruiting
Weight gain study for children from BIPOC or low-income families
This study looks at how children gain weight over time, especially in families of color or with low income. It helps understand why some kids struggle with weight and what can be done to help.
Buffalo, New YorkAges 8–11 - NCT07228741RecruitingPhase 2
Exercise and medicine for heart health in ALL survivors with obesity
This trial tests if combining resistance exercise with the weight-loss medication tirzepatide can improve heart and metabolic health in survivors of childhood acute lymphoblastic leukemia (ALL) who are now adults and have obesity or overweight with related health issues. You may benefit if you finished treatment at least 2 years ago and meet weight and health criteria.
Memphis, TennesseeAges 18 years+ - NCT07229027Recruiting
Global overweight and obesity registry study
This study aims to develop better ways to measure how overweight or obesity affects your life, including severity, quality of life, and costs. You will fill out surveys to help researchers understand your experience.
Milton KeynesAges 18 years+ - NCT06710340Recruiting
Study of nuts in women with obesity and diabetes
This study looks at how eating nuts affects blood sugar and other health measures in women with obesity and type 2 diabetes. It may help understand if nuts can be a helpful part of managing diabetes.
Botucatu, São PauloAges 18 years+ - NCT07220772RecruitingPhase 3
A drug for severe obesity caused by leptin gene mutations
This trial tests a new drug called mibavademab for people with severe obesity caused by changes in the leptin (LEP) gene. It aims to see if the drug can help with weight loss in children, teens, and adults who have this rare genetic condition.
UlmAges 2 years+ - NCT07213245Recruiting
Short-term effects of ultra-processed foods on metabolism
This study tests how eating ultra-processed foods for a short time affects your metabolism. If you are a healthy adult with a normal BMI, no diabetes, and no major dietary restrictions, you may be able to participate.
GothenburgAges 18–50 - NCT07218445RecruitingPhase 4
Tirzepatide for hot flashes in post-menopausal women with obesity
This study tests whether tirzepatide, a weekly injection, can reduce bothersome hot flashes and slow biological aging in post-menopausal women with obesity. It also includes a personalized diet and exercise plan.
Jacksonville, FloridaAges 46–60 - NCT07216820Recruiting
Nerve blocks for shoulder surgery in obesity
This study compares two types of nerve blocks for shoulder surgery in people with obesity. It tests whether a block that spares the phrenic nerve (which helps you breathe) can keep your breathing strength stronger after surgery.
Chapel Hill, North CarolinaAges 18 years+ - NCT07213323Recruiting
Probiotics for Digestion During Weight-Loss Treatment
This study tests whether taking a probiotic (a type of 'good' bacteria) can improve digestion and gut health in people who are starting a GLP-1 RA medicine for weight loss. You would take the probiotic daily and answer questions about your digestive symptoms.
Pierre-BéniteAges 18–75 - NCT07213466RecruitingPhase 4
Personalized weight-loss medication for bipolar disorder
This study wants to see if a personalized approach with FDA-approved weight-loss medications can help people with bipolar disorder who are overweight or have obesity, while staying on their mood stabilizer treatment. It might be a good fit if you have bipolar disorder and struggle with your weight.
Rochester, MinnesotaAges 18–65 - NCT07206368Recruiting
Exercise for fall risk and inactivity in older Veterans
This study tests a health program with targeted exercise to help older Veterans who have obesity and muscle loss reduce their risk of falling and become more active.
Baltimore, MarylandAges 55 years+ - NCT07205432RecruitingPhase 1
Testing XTL6001 in healthy and obese adults
This early-stage trial tests a new medication (XTL6001) in healthy and obese adults to see if it is safe. It is for people who are not diabetic, have no history of certain stomach, pancreas, or gallbladder problems, and have a BMI up to 40.
Beijing, Beijing MunicipalityAges 18–65 - NCT06929000Recruiting
Testing an adjustable headrest for painless abortion in overweight patients
This study tests whether a special adjustable headrest can help make painless abortion surgery safer and more comfortable for people who are overweight or obese. You may be able to join if you are planning this procedure, have a BMI over 24, and are otherwise healthy enough for anesthesia.
Wuhan, HubeiAges 20–50 - NCT06931730Recruiting
Exercise and cognitive training for overweight individuals
This trial tests a program that combines exercise, cognitive training, and social activities to help people with overweight or obesity manage their energy balance. It may improve overall health and weight control.
Rome, ItalyAges 6–11 - NCT03152617Recruiting
Study on nutrition and mouth health risks after obesity treatment
This trial looks at risks like malnutrition, weak bones, and oral (mouth) health problems after obesity treatment. It may help improve follow-up care for people who receive specialist treatment or weight-loss surgery.
GothenburgAges 18 years+ - NCT06431308Recruiting
Dietary help for weight-loss drug side effects
This study is testing whether a special diet can help reduce stomach side effects (like nausea or vomiting) from weight-loss medications such as Wegovy or Mounjaro. It is for people who are about to start or are taking these medications.
ArielAges 18 years+ - NCT07185789Recruiting
Health program for fourth graders in Mexico
This trial tests a health program in Mexican elementary schools. If you are a fourth grader in Campeche, Morelos, or Mexico City, you may be able to join.
Cuernavaca, MorelosAges 9–12 - NCT07185555Recruiting
Low-carb diet for type 1 diabetes and obesity
This study tests a very low-energy ketogenic diet (a special low-carb, low-calorie diet) in adults with type 1 diabetes and obesity who use an automated insulin pump. It aims to see if this diet helps with weight loss and blood sugar control.
Bari, ItalyAges 18–99 - NCT07175155Recruiting
Breathing device and oxygen for endoscopy in severe obesity
This study tests a special breathing device (a tube placed in the throat) combined with high-flow oxygen through the nose during sedation for endoscopy in people with severe obesity. It aims to see if this combination helps keep oxygen levels stable and makes the procedure safer.
Beijing, Beijing MunicipalityAges 18 years+ - NCT06950112Recruiting
Comparing two breathing methods for obese patients during weight-loss surgery
This trial tests a personalized way of setting the breathing machine during weight-loss surgery to reduce lung stress. It compares a tailored approach with standard care in people with obesity.
Tanta, El GharbiaAges 18–60 - NCT07165548Recruiting
Testing a special diet for weight and health in obesity
This trial tests whether a special diet with foods that make you feel full can help people with overweight or obesity lose weight and improve their heart, metabolic, and joint health.
Pamplona, NavarreAges 18–65 - NCT07165431Recruiting
Postbiotic supplement study for overweight and obesity
This study tests whether taking a daily postbiotic gummy for 12 weeks can improve body composition and metabolic health in people with overweight or obesity. It may help if you have stable weight and no major health conditions like diabetes.
Pamplona, NavarreAges 18–70 - NCT07169136Recruiting
A weight-loss medication for PCOS in teenage girls
This trial tests a medication called a GLP-1 agonist (a type of drug that helps with weight loss and blood sugar) to see if it can improve how your brain and reproductive system work, which may help with PCOS symptoms and fertility. The study is for teenage girls with PCOS who are also obese, and it could offer an option if lifestyle changes alone haven't been enough.
Jacksonville, FloridaAges 12–18
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Common questions
- Are there clinical trials for obesity?
- Yes. Clin2 currently lists 1,433 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.