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 1,535 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT06291766Recruiting
Gestational diabetes after gastric bypass study
This study looks at how a continuous glucose monitor (CGM) can help manage blood sugar in pregnant women who have had gastric bypass surgery and now have gestational diabetes. It aims to find better ways to monitor and treat diabetes during pregnancy for women after this type of weight-loss surgery.
LundAges 18–50 - NCT06292728Recruiting
Study of the ENDOPLY System for Weight Loss
This trial tests a new device called the ENDOPLY system, which is placed inside the stomach through a tube in the mouth to help with weight loss. It is for people who have struggled with dieting and have a BMI between 30 and 40.
BrnoAges 18–60 - NCT06292936Recruiting
Remi for weight regain after weight loss surgery
This study tests if the medication Remi can help people who have gained back at least 5% of their lowest weight after gastric bypass or sleeve gastrectomy. It is meant for those who are not currently using other weight loss drugs and are otherwise healthy enough to participate.
Chicago, IllinoisAges 18–70 - NCT06293703Recruiting
Leg length ratio and weight loss after gastric bypass
This study looks at how the length of different parts of your small intestine affects weight loss after Roux-en-Y gastric bypass surgery. It may help doctors tailor the surgery for better results.
Cleveland, OhioAges 18–70 - NCT06302803Recruiting
Modified intermittent eating for weight loss trial
This trial tests a modified intermittent eating plan to help people with obesity lose weight and keep it off. It compares different eating schedules to see which works best for long-term weight control.
Guangzhou, GuangdongAges 18–75 - NCT06305208Recruiting
UK registry for weight loss endoscopy procedures
This study collects information from patients in the UK who have a weight loss procedure done through an endoscope (a thin tube down the throat). It helps doctors learn more about how well these procedures work and how safe they are.
LondonAges 18–99 - NCT06308757Recruiting
Studying a very low calorie keto diet for fatty liver disease with scarring
This trial tests whether a very low calorie ketogenic diet (a strict low-carb, high-fat diet) can help people with non-alcoholic steatohepatitis (NASH) who have liver scarring. Participants will follow this diet for a year and have two liver biopsies to see if their liver health improves.
BolognaAges 18 years+ - NCT06309563Recruiting
Essential amino acid diet for severe obesity
This study tests whether replacing some foods with essential amino acids (protein building blocks) can improve metabolism in people with severe obesity. It aims to find a non-surgical way to boost weight loss.
Oggebbio, VerbaniaAges 45–65 - NCT06309576Recruiting
Study on body weight regulation using liquid meals
This study tests how the body regulates weight by having participants drink only a special liquid meal for two days. It may help researchers understand weight changes in people with low or high body weight.
Baton Rouge, LouisianaAges 18–40 - 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 - NCT06858761Recruiting
Robot-assisted weight loss surgery: cost and results study
This study looks at whether using a robot during weight loss surgery is worth the cost. It compares outcomes for people having their first bariatric surgery or a repeat surgery for complications.
BordeauxAges 18–70 - NCT06329349Recruiting
Metabolic flexibility and lifestyle change study
This study looks at how your body's metabolism responds to lifestyle changes like diet or exercise. If you are an adult with obesity (BMI over 30) and no major health issues, you may be able to join a program that helps you understand your body's energy use.
PragueAges 25–45 - NCT06329544Recruiting
Study of a high-fructose diet and gut health
This trial tests how a high-fructose diet affects your gut bacteria and overall metabolic health. It is for people who already know they don't absorb fructose well (fructose malabsorbers) and want to understand how this sugar impacts their body.
New York, New YorkAges 25–45 - NCT06338631Recruiting
Early kidney check in people with excess weight
This study looks for early signs of kidney problems in people with excess weight, even if they are otherwise healthy. It aims to understand how weight affects kidneys before any disease develops.
MilanAges 18–60 - NCT06341179Recruiting
Does more sleep help children learn and manage weight?
This study tests whether helping children sleep longer each night can help them learn better and manage their weight. It is for children ages 6–12 who are above a healthy weight and sleep 9 hours or less per night.
CopenhagenAges 6–12 - NCT06364644Recruiting
Reducing heart failure risk in low-income adults with diabetes
This study looks at how low income and diabetes together raise the risk of heart failure. It offers a program to help you manage your health and reduce that risk.
Baltimore, MarylandAges 30–70 - NCT06372015Recruiting
Diet program vs bariatric surgery for liver health
This study compares two ways to help people with obesity and liver problems: a special diet program or weight-loss surgery. Researchers will look at changes in fats, immune system, and genetic markers to see which approach works better.
Castellana Grotte, BariAges 18 years+ - NCT06374368Recruiting
Small bowel diversion surgery for obesity
This trial tests a surgery called small bowel diversion to help people with obesity lose weight. It may also improve blood sugar control for those with type 2 diabetes.
OstravaAges 18–65 - NCT06384313Recruiting
Butyrate supplement for preventing diabetes
This study tests if a special type of fat (butyrate) can help prevent diabetes in people who are overweight and have early signs of blood sugar problems. You would take a supplement for several weeks to see if it improves how your body handles sugar.
Maastricht, LimburgAges 20–70 - NCT06390189Recruiting
Inflammation resolution in heart and metabolic health
This study examines how your body naturally resolves inflammation, which is important for heart health and conditions like diabetes. It involves blood draws and tests to understand how inflammation works.
AarhusAges 18–75 - NCT06392854RecruitingEarly Phase 1
Fat tissue and insulin in obesity
This early-phase trial tests how fat tissue in different parts of the body responds to insulin. It may help researchers understand why some people with obesity are more prone to health problems like diabetes or heart disease.
Rochester, MinnesotaAges 18–65 - NCT06396871Recruiting
Blood cell study in metabolic diseases
This study looks at blood cells and factors in people with metabolic diseases like fatty liver, prediabetes, or type 2 diabetes. It aims to better understand these conditions by comparing them with healthy volunteers.
Dresden, SaxonyAges 18 years+ - NCT06408961Recruiting
EVs in Obesity and Cardiometabolic Disease
This study looks at tiny particles released by cells (called extracellular vesicles, or EVs) in people with obesity and related heart health issues. Researchers want to see if these particles are different in people with obesity and diabetes, which could help find new ways to treat or prevent heart problems.
Boston, MassachusettsAges 18 years+ - NCT06409962Recruiting
New school program for childhood obesity and prediabetes
This study tests a new program to help children with obesity, focusing on those with slightly higher blood sugar (prediabetes). It takes place at a school and requires both parent and child consent.
CórdobaAges 6–16
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Common questions
- Are there clinical trials for overweight or obese?
- Yes. Clin2 currently lists 1,535 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.