Clinical trials
Overweight or Obese clinical trials
Below are recruiting overweight or obese clinical trials, each written for real people, not researchers. We’re tracking 1,472 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT06689241Recruiting
Comparing blood thinners to prevent clots after weight-loss surgery
This study compares two blood-thinning medications, rivaroxaban (a pill) and enoxaparin (a shot), to prevent dangerous blood clots after weight-loss surgery. If you are scheduled for bariatric surgery, this trial could help determine which approach works better for someone like you.
AlexandriaAges 20–60 - NCT01984762Recruiting
Weight-loss surgery for type 2 diabetes
This study tests whether two weight-loss operations (sleeve gastrectomy or Roux-en-Y gastric bypass) can improve type 2 diabetes. It may help people with higher body weight and diabetes control, but it also requires meeting safety and health criteria.
GothenburgAges 18–60 - NCT07184502RecruitingPhase 1
Testing a new injection for weight loss in healthy and overweight adults
This trial tests an investigational injection called ZT003 to see if it is safe and how the body processes it. It is for healthy volunteers or those who are overweight or obese, to help understand how this treatment might work.
Brisbane, QueenslandAges 18–65 - NCT05750732Recruiting
Study weight loss and a gene variant
This trial looks at how weight loss relates to a specific gene difference (CLOCK 3111T/C). You may be eligible if you’re in a certain age and body-mass range and don’t have conditions or medicines that could affect weight or metabolism.
AnkaraAges 20–50 - NCT07186959Enrolling by invitation
Weight control procedure for stubborn obesity
This trial tests a new weight management procedure for people with a higher BMI who haven't had success with other weight loss methods. It's designed for those with obesity-related health issues who are ready to lose weight.
Beijing, Beijing MunicipalityAges 18–70 - NCT07176234Enrolling by invitation
Linking exercise for better stress management in teens
This study tests whether a home-based exercise program can help African American teens (ages 11–16) manage daily stress. It compares the program to a healthy lifestyle education group.
Columbia, South CarolinaAges 11–16 - NCT06610162Recruiting
Metabolic responses to fasting and overfeeding in women
This study looks at how women's bodies burn energy (thermogenesis) when they fast or eat a lot. Researchers want to understand how these processes differ in premenopausal vs. postmenopausal women.
Aurora, ColoradoAges 18–65 - NCT03554902Recruiting
Endoscopic procedure for gastric tubulization
This trial is for people who are already planned to have a specific stomach (gastric) procedure using an endoscope (a flexible camera). It mainly aims to study how this procedure is done and how patients do afterward.
StrasbourgAges 18–65 - NCT04945473Recruiting
Testing weight-loss surgery follow-up and gastric “recalibration”
This trial studies what happens after a weight-loss procedure called endoscopic sleeve gastroplasty (ESG) and whether a “recalibration” approach can improve results. You may be considered if you have long-term obesity that did not improve with lifestyle/medical treatment.
StrasbourgAges 18–75 - NCT07159022Recruiting
High-flow nasal oxygen vs mask for people with belly fat having sedated stomach scope
This study compares two ways of giving oxygen during a sedated gastroscopy for people with visceral obesity (extra belly fat). One method uses a high-flow nasal cannula, the other a face mask. The goal is to see which keeps oxygen levels more stable.
ShanghaiAges 18–80 - NCT07160530Recruiting
Healthy eating help for rural child care homes
This study tests a program to help family child care providers in rural Nebraska and Kansas serve healthier meals and snacks to preschool children. It aims to improve children's eating habits.
Lincoln, NebraskaAges 3 years+ - NCT07155564Recruiting
Energy expenditure measurement study
This trial uses wearable devices to measure how much energy you burn while exercising on a bike. It helps researchers improve how they track energy use in healthy people.
Leipzig, SaxonyAges 18–65 - NCT07155993Enrolling by invitation
Long-term fasting and food reintroduction study
This study looks at what happens in your body during a long fast (5+ days) and when you start eating again. It may help you understand how fasting affects your health.
Überlingen, Baden-WurttembergAges 18–90 - NCT07153172RecruitingPhase 1
Safety follow-up for people who got INV-347
This study checks on the long-term safety of people who already received the study drug INV-347 in a previous trial. You'll have your blood tested to see how much of the drug is still in your system.
QuébecAges 18 years+ - NCT07154238Enrolling by invitation
Semaglutide for weight management: a real-world study
This study looks at the experiences of people using injectable semaglutide for weight loss, as well as the doctors who prescribe it. It aims to understand how the treatment works in everyday life.
Bad OeynhausenAges 18 years+ - NCT04255264Recruiting
Study of fat inflammation in people after gastric bypass
This study looks at “fat inflammation” and diabetes in people who had gastric bypass surgery. It may help doctors understand why some people develop diabetes and how weight-related body changes affect health.
Gothenburg, Västra Götaland CountyAges 18–60 - NCT07151105Recruiting
Vitamin C for gut health in adults with obesity
This trial tests whether taking vitamin C supplements helps improve gut barrier function in adults with obesity. You'll follow a low-fruit-and-vegetable diet for two, two-week periods.
Columbus, OhioAges 18–50 - NCT06582875RecruitingPhase 2
GLP-1 drug for polycystic kidney disease and weight
This study tests a GLP-1 receptor agonist (a type of medicine that helps with weight and metabolism) in people with polycystic kidney disease who are overweight. It aims to see if this drug can help slow kidney disease progression.
Aurora, ColoradoAges 18–65 - NCT07136844Recruiting
Walking and arm movement study for nerve and muscle conditions
This study uses motion analysis to understand walking and arm function in adults with certain neurological or metabolic diseases. The goal is to find patterns that help doctors better manage these conditions.
LiègeAges 18 years+ - NCT06561529Recruiting
Stomach bypass stent for liver scarring in obese patients
This study tests a stomach bypass stent to treat liver scarring caused by fatty liver disease in people with obesity. If you have obesity and a confirmed liver condition called NASH with moderate scarring, this stent might help you achieve weight loss and improve your liver health.
Riga, RigaAges 18–65 - NCT07131605Recruiting
How weight-loss surgery affects heart health and inflammation
This study looks at how weight-loss surgery affects heart health by checking markers of inflammation in the blood and how blood vessels work. It may help understand why surgery lowers heart risk for people with obesity.
Cotignola, RavennaAges 18 years+ - NCT05404061Recruiting
Study for people who don’t lose weight after bariatric surgery
This study looks at people who have had bariatric surgery but still struggle to lose weight (or lose it poorly). It aims to better understand how to help “poor responders” and what might be interfering with weight-loss results.
LondonAges 18–70 - NCT06207110Recruiting
Family support program for children with high food responsiveness
This study tests a program for families with children ages 7–12 who have overweight or obesity and often feel strong urges to eat. The program helps parents support their child in eating healthier and being more active.
La Jolla, CaliforniaAges 7–12 - NCT07119437Recruiting
Low-impact laparoscopy for weight loss surgery
This trial compares a newer, less invasive laparoscopic technique to the standard method for sleeve gastrectomy, a type of weight-loss surgery. It aims to see if the low-impact approach reduces pain and speeds recovery.
Rome, ItalyAges 18–65
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Common questions
- Are there clinical trials for overweight or obese?
- Yes. Clin2 currently lists 1,472 recruiting overweight or 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 overweight or 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 overweight or 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.