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 1,534 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT07653412Recruiting
Genetic test for predicting weight loss drug response
This trial looks at whether your genes can predict how well you will respond to weight loss medications like semaglutide (Wegovy/Ozempic) or tirzepatide (Mounjaro). It may help doctors choose the right drug for you based on your DNA.
AthensAges 18 years+ - NCT06359418Recruiting
Acupuncture for prediabetes and obesity
This study tests whether acupuncture can help people with prediabetes and obesity manage their condition. If you have both higher-than-normal blood sugar and excess weight, this trial may offer a non-medication approach to improve your health.
BeijingAges 18–64 - NCT06411210RecruitingPhase 2
Weight loss medication for young adults with type 1 diabetes
This study tests whether a GLP-1 medication (a type of drug that helps with weight loss) can safely and effectively help young adults with type 1 diabetes who also have obesity. It aims to see if adding this treatment to insulin can improve weight and blood sugar control.
New Haven, ConnecticutAges 18–30 - NCT06457412Recruiting
Program for Helping Children with Severe Obesity
This study tests a program designed to help children ages 6 to 12 with severe obesity. It focuses on lifestyle changes like healthy eating and physical activity to improve your child's health.
CórdobaAges 6–12 - NCT06549062Recruiting
Paracetamol dosing in obese vs non-obese surgery patients
This trial studies how the body processes intravenous paracetamol (Tylenol) in people with and without obesity. It aims to find the right dose for safety and effectiveness during laparoscopic surgery.
Ghent, Oost-VlaanderenAges 18–70 - NCT06694012Recruiting
Ohtori Study Part 2 heart health
This study looks at heart and metabolic health in the general population. It helps researchers understand how to prevent conditions like diabetes and heart disease.
Sakai, OsakaAges 20 years+ - NCT07686601Enrolling by invitation
Shockwave therapy for belly fat
This study tests whether a sound-wave device (shockwave therapy) applied to your belly can help shrink fat and improve body measurements. It is for adults who have stubborn belly fat and are otherwise healthy.
Shibīn al Kawm, MenofyiaAges 18 years+ - NCT06714058Recruiting
Heart risk in people with obesity
This study looks at heart health risks in people with obesity who have not had heart disease before. It aims to understand how obesity affects cardiometabolic risk factors.
Bologna, BOAges 18 years+ - NCT06791837Recruiting
Brain blood flow and lactate in obesity study
This study looks at how blood flow and lactate (a chemical your body makes) in the brain differ between people with a healthy weight and those with obesity. It may help researchers understand how weight affects brain function.
Columbia, MissouriAges 18–45 - NCT06799897Recruiting
Healthy obesity natural course study
This study follows people who have obesity but are otherwise metabolically healthy, to see how their health changes over time. You may qualify if your blood pressure, blood sugar, and cholesterol are normal.
BadenAges 18–60 - NCT06810557Recruiting
Better sleep intervention to prevent obesity in kids
This trial tests a brief sleep program for children ages 6 to 11 who sleep less than 9 hours a night. The goal is to see if improving sleep can help prevent unhealthy weight gain. Eligible families will be randomly assigned to the sleep program or to a comparison group.
Philadelphia, PennsylvaniaAges 6–11 - NCT06836284Recruiting
Extra support for teens in obesity treatment
This study is for teens aged 12–17 who are already being offered weight-loss medications. It adds extra support to see if that helps them do better with treatment.
LinköpingAges 12–17 - NCT06858683Recruiting
Time-restricted eating study for people with obesity
This study tests if eating only within a certain time window each day can improve immune function in people with obesity who are planning bariatric surgery. You would follow a time-restricted eating plan for 10-12 weeks before your surgery to see how it affects your health.
BarcelonaAges 18–64 - NCT06867354Recruiting
Breathing difficulty in obese patients during weaning from ventilator
This study looks at how often obese patients have trouble breathing when doctors try to remove the breathing tube (weaning) in the ICU. The goal is to understand what causes this and how it affects recovery.
Paris, ParisAges 18 years+ - NCT06899997Recruiting
Alimentation limitée dans le temps pour les femmes obèses
Cette étude teste si limiter les heures de repas (par exemple, manger seulement entre 8h et 18h) améliore le système immunitaire des femmes obèses. Vous pourriez y participer si vous avez un IMC entre 40 et 50 ou un poids normal.
ParisAges 18–64 - NCT06981676Recruiting
How early-life factors affect childhood obesity risk
This study looks at how a mother's weight before pregnancy and early prenatal care may influence the risk of obesity in their child. It aims to understand the origins of obesity starting from pregnancy.
Santiago, Santiago MetropolitanAges 18 years+ - NCT07008456RecruitingPhase 2
Testing a new sugar-bead treatment for weight loss in obesity
This study tests a new treatment—small beads of sugar that release in the lower intestine—to help people with obesity and related health conditions lose weight. It compares two different doses of the beads plus a gel to a placebo (inactive treatment).
Tbilisi, K'alak'i T'bilisiAges 18–75 - NCT07095426Recruiting
Fiber supplement study for gut and blood vessel health
This study tests whether taking a fiber supplement can improve gut health and blood vessel health in people with obesity. It may help you understand how your body responds to extra fiber.
Muncie, IndianaAges 18–55 - NCT07184281Recruiting
School lunch timing study for preventing childhood obesity
This trial tests if eating only during certain hours at school can help prevent or control obesity in children. It is designed for fourth-grade students whose schools and classes agree to follow the study plan.
Suzhou, JiangsuAges 8–10 - NCT07219589RecruitingPhase 1
Study of HM17321 in healthy and obese participants
This trial tests a new medicine, HM17321, to see how the body processes it. It is for healthy adults and adults with obesity who want to help find new treatment options.
Cincinnati, OhioAges 18–65 - NCT07229924Recruiting
Cognitive improvement after weight-loss surgery with virtual reality
This trial tests whether a virtual reality exercise program can help improve thinking skills (like memory and attention) after bariatric (weight-loss) surgery. It may benefit people with severe obesity who are planning to have surgery.
Montreal, QuebecAges 18–65 - NCT07297290RecruitingPhase 3
Testing Metformin for Weight Loss in Obesity
This trial tests whether metformin, a common diabetes medicine, can help people with obesity lose weight. It is for people who do not have diabetes and have not used weight loss treatments in the past year.
Enugu, Enugu StateAges 20–59 - NCT02310178Recruiting
Long-term follow-up after bariatric surgery at Montpellier
This study follows people who have had weight-loss surgery at Montpellier University Hospital to see how they do over time. It helps doctors understand the long-term benefits and challenges after surgery.
MontpellierAges 15 years+ - NCT07539766Recruiting
Obesity Surgery Study to Prevent Heart Problems
This study follows people with obesity who are having weight-loss surgery to see if the surgery can help prevent a specific type of heart problem (HFpEF) that sometimes develops in people carrying excess weight. Researchers will track your heart health and metabolism before and after surgery.
Heerlen, LimburgAges 35 years+
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Common questions
- Are there clinical trials for overweight or obesity?
- Yes. Clin2 currently lists 1,534 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.