Clinical trials
Obesity & Overweight clinical trials
Below are recruiting obesity & overweight clinical trials, each written for real people, not researchers. We’re tracking 494 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT06739473RecruitingPhase 4
How obesity affects glucose use in the body
This trial looks at how the body uses sugar (glucose) for energy in people with and without obesity. Results could help find better treatments for metabolic conditions.
TurkuAges 20–60 - NCT07368777Recruiting
Genetics-based diet counseling vs standard diet for weight loss
This trial compares two types of diet counseling—one based on your genetic makeup and the other standard advice—to see which helps more with weight loss and reducing body fat. It is for adults who are overweight or obese and willing to follow a diet program.
MarousiAges 18–65 - NCT07081152Recruiting
Iron absorption and losses in young South African women
This study looks at how well young South African women absorb iron and how much iron they lose, comparing women with healthy weight to women with overweight or obesity. It aims to learn if body weight affects iron balance.
Potchefstroom, North WestAges 18–35 - NCT06067763Enrolling by invitation
Project Health: Preventing unhealthy weight gain in young adults
This study tests a program to help young adults improve their eating and exercise habits, with the goal of preventing obesity. It is designed for people who are concerned about their weight and want to make healthier lifestyle choices.
Stanford, CaliforniaAges 17–20 - NCT07715955Recruiting
Can probiotics help control appetite in adults with overweight or obesity?
This study tests whether taking probiotics can help regulate appetite in people who are overweight or have obesity. It aims to understand if these supplements can support weight management by affecting hunger and fullness signals.
Maastricht, LimburgAges 20–70 - NCT07423065Recruiting
Continuous glucose monitor for prediabetes and weight loss
This study tests whether wearing a continuous glucose monitor (a small sensor on your skin that tracks your blood sugar) can help people with prediabetes and obesity better control their blood sugar and lose weight. You will be asked to wear the device for several days to see how your glucose levels change throughout the day.
IzolaAges 18–70 - NCT06924320RecruitingPhase 1/Phase 2
Study of two medicines for weight loss and diabetes
This study tests two investigational medications, MET233 and MET097, in people with obesity or overweight, with or without type 2 diabetes. It aims to see if the combination can help with weight loss and blood sugar control.
Cypress, CaliforniaAges 18–75 - NCT07239167Enrolling by invitation
Weight change study for adults with obesity
This study looks at how weight changes affect health in adults with obesity. You may qualify if you have a high BMI and are willing to try a weight loss program.
Taipei, Zhongzheng DistAges 18 years+ - NCT07636395Recruiting
How obesity medication affects your eating habits
This study tracks how your eating behavior changes when you take obesity medication. Researchers want to understand what happens to your appetite and food choices before, during, and after treatment to help improve how these medications work.
DublinAges 16–80 - NCT07698145Recruiting
How weight-loss medications affect body muscle, with and without exercise
This study looks at what happens to your body (especially muscle) when you take a newer weight-loss medication, either with or without adding an exercise program. It could help you understand how to best protect your muscle while losing weight.
Kansas City, KansasAges 18–64 - NCT05798494Recruiting
Pre-pregnancy weight loss plan to protect child weight
This study tests whether a very low-calorie weight loss program before pregnancy can improve the chance that a child will have a healthier weight later. It follows families and stores samples from the child at home.
AarhusAges 18–38 - NCT07768813RecruitingPhase 1
Comparing two versions of an injected drug in healthy and overweight people
This trial compares two different versions of an injected study drug (survodutide) to see how they are absorbed by the body. It is open to healthy people and people with overweight or obesity, and it may help researchers find a better way to deliver this treatment.
MannheimAges 18–55 - NCT07582718Recruiting
High-Intensity Interval Training for Fitness in Adults
This study tests whether intense, short bursts of exercise can improve fitness in adults who are overweight. You'll do whole-body workouts designed to boost cardiovascular health and physical performance.
BrusselsAges 18–55 - NCT07431593Recruiting
Study on inflammation markers in obesity
This trial examines how two blood markers, SII and SIRI, relate to health issues linked to obesity. It aims to help doctors better predict and manage conditions like metabolic problems in overweight and obese adults.
VaraždinAges 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 - NCT06857929Recruiting
Nutrition study for metabolic syndrome
This study tests whether a personalized nutrition plan can improve health and lower the risk of chronic diseases like diabetes and heart disease in middle-aged adults with metabolic syndrome.
Madrid, MadridAges 30–50 - 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+ - NCT05674799Recruiting
Program to lower future obesity and diabetes risks
This trial tests a lifestyle and coaching program (NDPP-NextGen) to help reduce the chances of obesity and diabetes risk passing to the next generation. It’s for people planning a pregnancy soon and who may be at higher risk due to body weight.
Winston-Salem, North CarolinaAges 18–39 - NCT00428987Recruiting
Study of body and behavior traits in weight groups
This study looks at how physical traits and everyday behaviors differ among people who are overweight, obese, or in the normal-weight range. It may help researchers better understand risk factors related to weight and health.
Bethesda, MarylandAges 18–100 - NCT07536256Recruiting
Youth Resilience Through Native Hawaiian Culture in Wai'anae
This program connects young people in the Wai'anae community with culturally rooted activities and support to build resilience and improve physical and mental health. You'll work with other youth and community organizations that use Native Hawaiian values to help you thrive.
Waianae, HawaiiAges 12–25 - NCT07261475RecruitingEarly Phase 1
Saffron petal extract for weight and blood sugar
This study tests a water extract from saffron flower petals to see if it helps with weight loss or blood sugar control in people with obesity or prediabetes. It's an early-phase trial, so it's looking at safety and how the body handles the extract.
IzolaAges 40–65 - NCT06785233Recruiting
Stomach balloon for weight loss in overweight adults
This trial tests a temporary balloon placed in your stomach (the Orbera365 balloon) to help you lose weight. It's for people who are overweight or mildly obese and want a non-surgical option.
Santo André, São PauloAges 18 years+ - NCT07681856Enrolling by invitation
Immersive exercise program for overweight teens
This trial tests a virtual reality exercise program designed to help overweight teenagers become more active. It may improve physical fitness and health in a fun, engaging way.
Vigo, PontevedraAges 12–16 - NCT07511205RecruitingPhase 1
Study of AZD1043 for overweight or obesity
This trial tests a new medicine called AZD1043 in healthy adults who are overweight or have obesity. It aims to see if the medicine is safe and how the body handles it.
Glendale, CaliforniaAges 18–65
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Common questions
- Are there clinical trials for obesity & overweight?
- Yes. Clin2 currently lists 494 recruiting obesity & overweight 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 & overweight 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 & overweight 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.