Clinical trials
Overweight or Obesity clinical trials
Below are recruiting overweight or obesity clinical trials, each written for real people, not researchers. We’re tracking 1,529 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT07539415RecruitingPhase 1
Safety and effectiveness study of new injection in healthy adults
This study tests a new experimental injection in healthy volunteers to see if it's safe and how well the body absorbs it. Researchers will compare it with other similar treatments to understand how it works.
SeoulAges 19–64 - NCT07707778Enrolling by invitationPhase 4
Tirzepatide for Weight and Aging in People with HIV
This trial tests whether a weight-loss medicine called tirzepatide can slow biological aging and improve metabolism in people with HIV who are already on effective treatment. It may help you reduce weight and possibly reverse some signs of aging.
TaipeiAges 18 years+ - NCT05681468Recruiting
Ketogenic diet trial for blood sugar and inflammation outcomes
This study compares two versions of a ketogenic (very low-carb) diet to see how they affect blood sugar control and inflammation. It may help people with overweight or obesity who have pre-diabetes-level blood sugar understand which fat sources work better.
Edmonton, AlbertaAges 18–70 - NCT07097506RecruitingPhase 2
Ketone drink for liver fat and health
This study tests whether a daily ketone ester drink can reduce liver fat and improve metabolism in people with excess liver fat. You may join if you are 18–40, have overweight or obesity, and your liver has extra fat.
St Louis, MissouriAges 18–40 - NCT06988462Recruiting
Bottarga supplement for metabolic health
This study tests a supplement called bottarga, made from fish eggs, to see if it improves cholesterol, blood sugar, or weight in people with metabolic problems like high cholesterol or prediabetes. It is a small pilot study for Massachusetts residents.
Sommerville, MassachusettsAges 18–60 - NCT07317310Recruiting
Joint health and weight loss study for knee osteoarthritis patients
This trial tests a joint health program for people with knee osteoarthritis and a BMI of 27 or higher. The goal is to see if it can improve knee pain and help with weight management.
Taipei, TaiwanAges 18–75 - NCT03087032RecruitingPhase 4
Liraglutide injections vs insulin for uncontrolled type 2 diabetes
This trial compares two treatment approaches—liraglutide injections versus a specific insulin (glargine) injection—plus meal-time insulin dosing (“bolus”) in adults with overweight/obesity and type 2 diabetes that isn’t well controlled. The goal is to see which option works better and is safer for improving blood sugar.
Xiamen, FujianAges 18–75 - NCT03561766Recruiting
Pregnancy birth-cohort study for early pregnancy participants
This study follows pregnant people from early pregnancy to help researchers better understand health and outcomes over time. It’s mainly for those who plan to receive care and deliver at Shengjing Hospital in the Shenyang area.
Shenyang, LiaoningAges 18 years+ - NCT03574103Recruiting
Testing how fasting affects health in women with excess weight
This study looks at the long-term effects of fasting on the body in women who have a higher-than-average weight. It may help researchers understand potential benefits and risks of fasting, but it also requires you to meet several health and medication rules.
Belo Horizonte, Minas GeraisAges 18–59 - NCT03885245RecruitingPhase 2
L-citrulline supplement for overweight adults with later-onset asthma
This Phase 2 trial tests whether adding L-citrulline can improve asthma control in overweight adults whose asthma started later in life. It compares your asthma symptoms and lung testing results to see if the supplement helps when asthma is already being treated.
Durham, North CarolinaAges 18–65 - NCT03947697Recruiting
Electrical stimulation to help improve blood sugar control
This study tests whether electrical stimulation can improve blood sugar control in people who are overweight and not very active. It’s designed for people with low exercise habits and will compare how your blood sugar responds to the intervention.
El Paso, TexasAges 18 years+ - NCT04603859Recruiting
When to induce labor for people with higher weight
This study looks at the best timing to start labor (induction) during pregnancy for people with a higher body weight. It may help reduce risks by comparing earlier vs later induction in otherwise eligible pregnancies.
AarhusAges 18 years+ - NCT07702461Recruiting
Resistance training survey for people on weight loss meds
This trial is an online survey to understand how people taking GLP-1 medications (like Ozempic or Wegovy) are doing with resistance training. If you're an adult on a stable dose of a GLP-1 med for weight or diabetes, your input can help shape better exercise advice.
Columbus, OhioAges 18 years+ - NCT07703371Recruiting
Kodo millet porridge and its effect on gut health and metabolic syndrome
This study tests whether eating Kodo millet porridge every day for 12 weeks can improve gut health and reduce risk factors for metabolic syndrome (like being overweight). If you are between 20 and 60 years old, are overweight or obese, and are willing to eat the porridge daily without changing your diet or exercise, you may be able to join.
Mysore, KarnatakaAges 20–60 - NCT04583514Recruiting
Overfeeding study to see how body fat can expand
This trial studies how your body’s fat tissue changes when you eat extra food for 8 weeks. It may help researchers understand why some people gain more weight than others.
Baton Rouge, LouisianaAges 18–42 - NCT04791371Recruiting
Study how fitness and insulin resistance relate to diabetes
This study looks at how low physical activity, insulin resistance in small blood vessels, and cardiorespiratory fitness connect to diabetes and blood sugar control. You may be eligible if you are generally sedentary and fit within the weight range, and if you do not have certain heart, lung, nerve, or medication factors.
Aurora, ColoradoAges 30–55 - NCT04824248Recruiting
Weight-loss program for chronic low back pain
This trial studies whether weight loss can improve long-lasting, non-specific low back pain. It may help people whose back pain is partly related to extra weight by testing a structured approach over time.
BrusselsAges 18–65 - NCT04873011RecruitingPhase 1
Quinine in overweight women to change hunger and gut hormones
This early study tests whether quinine affects hunger and digestion-related gut hormones in women who are mildly overweight. It may help researchers understand how the body controls appetite, but it is mainly to check effects and safety.
Leuven, Vlaams-BrabantAges 18–65 - NCT04907396Recruiting
Registry for adults trying to lose weight
This study is a registry that collects information from adults (18+) who are considering, currently working on, or have tried weight loss in the past. It may help researchers better understand weight-loss experiences and what strategies people use.
Birmingham, AlabamaAges 18 years+ - NCT06325722Recruiting
Low fat vs. low carb diet order and body fat change
This study compares how the order of low fat versus low carb diets affects body fat changes. It may help you understand which diet sequence works best for weight loss.
Bethesda, MarylandAges 18–50 - NCT04943926Recruiting
Diet changes to help put type 2 diabetes into remission
This study tests whether specific dietary strategies can help people with type 2 diabetes reach remission (better blood sugar without ongoing high medication needs). You may be a good candidate if your diabetes is relatively recent, your weight is above a certain threshold, and your heart and other health conditions are stable.
Bergen, VestlandAges 24–70 - NCT04949451Recruiting
Testing time-restricted eating for muscle and metabolism
This study looks at whether eating only during certain hours can improve muscle and metabolism in adults with higher body weight. You may be asked to follow a specific eating schedule and avoid things that could affect the results.
Fayetteville, ArkansasAges 25–50 - NCT05143931Recruiting
Avoid and resist habits to manage weight
This study looks at strategies to help people manage their weight by changing how they respond to food-related cues and habits. It tests whether these approaches can be used over time with regular, brief check-ins.
Los Angeles, CaliforniaAges 14 years+ - NCT05301413RecruitingPhase 2
Diabetes prevention program tailored for Black adults at risk
This Phase 2 study tests a diabetes-prevention program designed for Black/African American adults, focusing on social factors that can affect health and weight. It aims to help participants lower their chances of developing type 2 diabetes through structured education and tracking.
Kansas City, MissouriAges 18 years+
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Common questions
- Are there clinical trials for overweight or obesity?
- Yes. Clin2 currently lists 1,529 recruiting overweight or obesity 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 obesity 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 obesity 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.