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 796 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT07448896Recruiting
Studying immune cells in stomach tissue after weight loss surgery
This study looks at how certain immune cells (mast cells and macrophages) and small blood vessels change in the stomach tissue of people who have weight loss surgery. It may help researchers better understand how the body responds to surgery and weight loss.
Alexandria, Alexandria GovernorateAges Any age - NCT07468708RecruitingEarly Phase 1
Testing a new imaging agent for prostate cancer
This trial tests a new radioactive tracer called ⁶⁸Ga-FC516 to see how well it works for imaging prostate cancer. It may help doctors find and monitor prostate cancer more accurately.
Guangzhou, GuangdongAges 18 years+ - NCT07480109Recruiting
More protein while on weight-loss meds in women
This study tests if eating extra protein helps middle-aged women with overweight or obesity who are just starting a GLP-1 medication. You would eat extra protein for a few weeks while staying active as usual.
Austin, TexasAges 30–60 - 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 - NCT07673822Enrolling by invitation
Heart, kidney, and metabolic disease study in Korea
This study looks at how common heart, kidney, and metabolic problems are in Korea by using health insurance records. It will help doctors understand how often these conditions happen together.
SeoulAges 19 years+ - NCT07517042Recruiting
Lifestyle changes and mazdutide injection for weight loss
This trial tests whether combining lifestyle changes (diet and exercise) with a medication called mazdutide can help adults with obesity lose weight and keep it off. Mazdutide is an injectable medication that may help reduce appetite and support weight management over 2 years.
Chongqing, Chongqing MunicipalityAges 18 years+ - NCT07521189Recruiting
How Diet Type Affects Protein Digestion in Young and Older Adults
This study compares how well the body digests protein from plant-based versus meat-based diets in young adults (18–23) and older adults (65–75). Researchers want to understand if age and diet type affect how efficiently your body uses protein from food.
BobignyAges 18–75 - NCT07530718Recruiting
How Weight-Loss Surgery Affects Body Composition in MS Patients
This study follows people with multiple sclerosis (MS) who are having weight-loss surgery to understand how their body composition—the balance of muscle, fat, and bone—changes after surgery. The research may help doctors better support MS patients through weight-loss surgery.
Baton Rouge, LouisianaAges 18 years+ - NCT07542873Recruiting
How Low Oxygen Affects Iron Absorption in People with Obesity
This study tests whether sleeping in a special tent that lowers oxygen levels for 8 weeks affects how your body absorbs iron. Researchers want to understand if low-oxygen conditions change iron levels in people with obesity.
Baton Rouge, LouisianaAges 22–65 - NCT07553936Recruiting
Alternative Proteins in Mediterranean Food Supply Chains
This study tests new plant-based and alternative protein foods (like those from legumes, insects, and algae) to see if they're safe, healthy, and practical for everyday use. You'll help researchers understand how these sustainable protein options can work in Mediterranean diets.
Bologna, BOAges 18–65 - NCT07556627Recruiting
How chocolate affects heart health during long sitting
This study tests whether eating chocolate before sitting for several hours helps protect your heart and blood vessels. Researchers want to see if chocolate's natural compounds can reduce the harmful effects of prolonged sitting on cardiovascular health.
Riyadh, Riyadh RegionAges 18–40 - NCT07566832Recruiting
Strength Training and Inflammation in Older Adults
This study tests whether a specific type of strength training reduces inflammation in the body for adults aged 60–75. Researchers will measure how your body responds to this training over time.
TaipeiAges 60–75 - NCT07585487Recruiting
How medications work in children of different weights during surgery
This study measures how two common medications—paracetamol (pain reliever) and cefazolin (antibiotic)—move through the body differently in children who are normal weight versus overweight. Researchers will take small blood samples during routine surgery to understand the best doses for each child.
GhentAges 2–15 - NCT07630207Recruiting
Blood Vessel Health Study in Young Adults with Down Syndrome
This research study looks at how blood vessels work in young adults with Down syndrome compared to those without it. By understanding differences in blood vessel function, researchers hope to find ways to improve heart and circulation health for people with Down syndrome.
Las Vegas, NevadaAges 18–35 - NCT07631663Recruiting
How Okra Flour Biscuits Affect Fullness and Appetite
This study tests whether biscuits made with okra flour help people feel fuller longer. Researchers want to understand how this food affects appetite and satiety (the feeling of fullness) in healthy young adults.
Serdang, SelangorAges 18–39 - NCT07650227RecruitingPhase 3
Raphamin for treating acute bronchitis in adults
This study tests whether a medicine called Raphamin can safely and effectively treat acute bronchitis (a chest infection with cough) in adults. Raphamin may help reduce cough and breathing problems in the early stages of this condition.
AramilAges 18–64 - NCT07663942Recruiting
Reducing sitting time and boosting fitness before and after weight-loss surgery
This study tests a program to help women reduce sitting time and increase physical fitness before and after bariatric surgery (like gastric bypass or sleeve gastrectomy). It aims to improve long-term health outcomes.
Santa Maria da FeiraAges 18 years+ - NCT07666074Recruiting
AI for predicting difficult airway in weight-loss surgery
This trial uses artificial intelligence (AI) to predict whether it will be difficult to place a breathing tube during weight-loss surgery. The goal is to help doctors plan safer anesthesia for patients with a high BMI.
Elâzığ, ElâzığAges 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+ - 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 - 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+ - NCT07000825Enrolling by invitation
Yerba mate extract for improving metabolic health in overweight adults
This trial tests whether a daily yerba mate extract can help reduce metabolic syndrome in overweight people. You would take the extract for a period while keeping your usual diet and activities.
Realeza, ParanáAges 40–65 - NCT06345443Enrolling by invitation
Nicotinamide riboside for blood vessel health
This trial tests a nutritional supplement (nicotinamide riboside) to see how it affects blood flow in healthy adults. It may help understand how to support vascular health as we age.
Rochester, MinnesotaAges 35–70 - NCT05576116Enrolling by invitation
Bariatric surgery plus pancreas transplant after kidney transplant
This trial studies whether adding bariatric (weight-loss) surgery and a pancreas transplant can improve health in people with long-term type 2 diabetes who already received a kidney transplant. It may help with blood sugar control and related metabolic health, while also needing careful safety screening for kidney function and blood vessel health.
Toronto, OntarioAges 18–50
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Common questions
- Are there clinical trials for overweight or obese adults?
- Yes. Clin2 currently lists 796 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.