Clinical trials
Overweight or Obese Adults clinical trials
Below are recruiting overweight or obese adults clinical trials, each written for real people, not researchers. We’re tracking 800 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT07412444Recruiting
Olive oil study for fatty liver health
This trial tests if extra virgin olive oil (EVOO) can improve liver health in people with metabolic fatty liver disease (MASLD). It may help reduce fat in the liver and improve overall metabolic health.
Castellana Grotte, ItalyAges 18–65 - NCT07403604RecruitingPhase 1
Lowering Insulin to Reduce Fat Buildup in the Liver
This study tests if lowering insulin levels can reduce fat buildup in the liver for people with a fatty liver condition called MASLD. It's looking for adults who are overweight and have early signs of insulin resistance but not diabetes.
New York, New YorkAges 18–65 - NCT07404839Recruiting
Scaling up Building Healthy Families
This trial tests a program called Building Healthy Families to help prevent and treat childhood obesity. It looks at how well communities can adopt and run this program, especially in rural or low-resource areas.
Salt Lake City, UtahAges 5 years+ - NCT06323538Recruiting
Plant-based diets and health (COPLANT)
This study looks at how different plant-based diets affect your health. Researchers will collect information through questionnaires and blood samples to understand the benefits of eating more plants.
ViennaAges 18–69 - NCT06757296Recruiting
Endoscopic revision of sleeve gastrectomy for reflux or poor weight loss
This study tests a new, less invasive way to convert a sleeve gastrectomy into a different type of weight-loss surgery (SASI) in people who have ongoing gastroesophageal reflux or haven't lost enough weight. The goal is to see if this endoscopic procedure can improve reflux and help with weight loss without the need for a traditional surgery.
SingaporeAges 21–65 - NCT07397572Recruiting
Iron pills and anemia after sleeve gastrectomy
This study tests whether giving iron supplements after sleeve gastrectomy surgery helps prevent or treat anemia. It may be a good fit if you are planning to have this weight-loss surgery and can commit to 6 months of follow-up.
Cairo, Al-Manial CairoAges 18–65 - NCT07387393Enrolling by invitation
PILI Pasifika Lifestyle Program for Native Hawaiian and Pacific Islander adults
This study tests a 3-month lifestyle program called PILI Pasifika, which includes healthy eating, physical activity, and support for social needs like housing or food. It aims to help Native Hawaiian and Pacific Islander adults with conditions like diabetes or high blood pressure improve their health in real-world settings.
Fayetteville, ArkansasAges 18 years+ - NCT07378072Recruiting
12-week daytime eating study for fatty liver in obesity
This study tests if restricting eating to daytime hours for 12 weeks can reduce liver fat in people with obesity. It aims to help those with fatty liver disease improve their health without medication.
AngersAges 18–65 - NCT05623007Recruiting
Diet and gut bacteria study for vaccinated teens with COVID
This trial tests whether changing diet can shift gut bacteria in overweight or obese teens after COVID-19 vaccination. The goal is to see if dietary changes can affect health markers related to the gut and immune system.
Jakarta Pusat, DKI JakartaAges 12–17 - NCT07361887Recruiting
Moderate wine and healthy aging study
This study tests whether moderate wine consumption can help healthy aging by looking at tiny particles in your blood after a meal. It may help you understand how wine affects your body's cells.
Seville, SevillaAges 35–36 - NCT07335731Recruiting
Safety and effectiveness of a new robot for weight-loss surgery
This trial tests a new robot-assisted device for weight-loss surgery in people with obesity. It aims to see if the device is safe and works well for metabolic conditions.
BeijingAges 18–65 - NCT07331389RecruitingPhase 1
How HDM1002 interacts with common drugs and diabetes medications
This study tests how a new drug called HDM1002 interacts with common diabetes medications (metformin, empagliflozin) and other drugs like warfarin and valsartan. If you are a generally healthy adult (age 18-45) with a higher BMI, this trial helps ensure the new drug is safe when taken with other medicines.
HefeiAges 18–45 - NCT07329023Recruiting
Acupressure for Knee Arthritis in Older Chinese Adults
This trial tests whether learning self-administered acupressure (a type of massage using fingertips) can help older Chinese adults with knee arthritis manage their pain and stiffness without medication. If you join, you will receive training in a community setting and use a smartphone app to track your progress.
KowloonAges 60 years+ - NCT07328568Recruiting
Quick sprints for better heart health
This study tests whether short bursts of intense exercise can improve your heart and lung fitness. You might join if you're generally healthy and not already very active.
San Marcos, CaliforniaAges 18–55 - NCT07326865Recruiting
Sugar metabolism study in obese patients with and without MASLD
This study looks at how the liver responds to sugar given through a vein in obese patients with and without a fatty liver condition called MASLD. It may help doctors understand why some people develop liver problems from sugar and fat.
Amsterdam, North HollandAges 35–65 - NCT07317830Recruiting
Comparing vitamin D3 forms for low vitamin D
This study compares different forms of vitamin D3 to find which works best for adults with low vitamin D levels. If you have a vitamin D deficiency and are generally healthy, this trial may help determine the most effective supplement for you.
BelgradeAges 18–80 - NCT07318727Recruiting
Diet study for weight loss in overweight endometrial cancer patients
This study tests if specific diet changes can help overweight women with endometrial cancer or atypical hyperplasia lose weight while undergoing fertility-sparing treatment.
BeijingAges 18–40 - NCT06872762Recruiting
Exercise and heat stress in healthy young adults
This study tests how exercise in a hot environment affects your heart and metabolism. It may help researchers understand how heat and exercise work together in healthy, active young adults.
Flagstaff, ArizonaAges 18–50 - NCT07313293Recruiting
Foot reflexology for nausea after weight-loss surgery
This trial tests if foot reflexology can help reduce nausea after sleeve gastrectomy (a type of weight-loss surgery). You may join if you are scheduled for this surgery and do not have foot problems or take strong pain medications.
La Roche-sur-YonAges 18 years+ - NCT07282340RecruitingPhase 2
Phentermine for weight loss in teens
This study tests a medicine called phentermine to help teens ages 12 to 17 with obesity lose weight. It will check if the medicine is safe and works well for teenagers.
Wilmington, DelawareAges 12–17 - NCT07287514Recruiting
Test of two oils on metabolism in adults with insulin resistance
This study compares an oil rich in linoleic acid (a type of omega-6 fat) against a blend oil to see which one better improves metabolism and heart health in people with insulin resistance. It may help if you have insulin resistance and at least one heart risk factor like belly fat, low good cholesterol, or high blood pressure.
Santiago, Santiago MetropolitanAges 20–60 - NCT07272460Recruiting
Time-restricted eating for type 2 diabetes and weight health
This study is testing whether eating all your meals within a set window of time each day (time-restricted eating) can help improve blood sugar control and overall health in people with type 2 diabetes and excess weight.
Toronto, OntarioAges 18–75 - NCT07272837Recruiting
How semaglutide affects heart and muscle mass
This study looks at how semaglutide (Ozempic or Wegovy) changes heart muscle and body muscle. It may help people with type 2 diabetes or those taking the drug for weight loss understand if their heart is affected.
Edmonton, AlbertaAges 18–80 - NCT06597617Recruiting
Exercise Program After Weight Loss Surgery
This study looks at how a personalized exercise program after weight loss surgery might reduce the impact of long-lasting environmental chemicals (called persistent organic pollutants) that are stored in body fat. It may help you lose weight more safely and improve your health after surgery.
NiceAges 18–55
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Common questions
- Are there clinical trials for overweight or obese adults?
- Yes. Clin2 currently lists 800 recruiting overweight or obese adults 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 adults 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 adults 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.