Overweight and Obesity Clinical Trials

93 recruitingLast updated: May 4, 2026

Overweight and Obesity Trials at a Glance

89 actively recruiting trials for overweight and obesity are listed on ClinicalTrialsFinder across 6 cities in 21 countries. The largest study group is Not Applicable with 63 trials, with the heaviest enrollment activity in Aurora, Athens, and Baltimore. Lead sponsors running overweight and obesity studies include University of Colorado, Denver, University of Georgia, and Johns Hopkins University.

Browse overweight and obesity trials by phase

Treatments under study

About Overweight and Obesity Clinical Trials

Looking for clinical trials for Overweight and Obesity? There are currently 93 studies actively recruiting participants. Clinical trials offer access to new treatments before they are widely available, and every approved therapy in use today was first tested through a clinical trial.

Below you can browse trials, sign up for alerts when new Overweight and Obesity trials open, and view eligibility criteria for each study. Each listing includes the study phase, locations, and enrollment details.

Frequently Asked Questions

Common questions about Overweight and Obesity clinical trials

A clinical trial is a carefully designed research study that tests new medical treatments, drugs, devices, or approaches in human volunteers. Every approved medication and treatment available today was proven safe and effective through clinical trials.

All clinical trials are reviewed and approved by Institutional Review Boards (IRBs) — independent committees that evaluate patient safety. Trials follow strict protocols, and your health is monitored closely throughout. You can withdraw at any time.

Not necessarily. Many trials compare the new treatment against the current standard of care, meaning all participants receive active treatment. When placebos are used, they are typically combined with standard treatment, not given alone. The trial description will always specify the design.

Under the Affordable Care Act, most private insurers are required to cover routine patient care costs during a clinical trial. The sponsor typically covers the investigational treatment itself. Medicare also covers routine costs for qualifying trials.

Yes. Participation is completely voluntary. You can withdraw at any time, for any reason, without it affecting your access to standard medical care.

Each trial has specific eligibility criteria — including age, diagnosis, disease stage, prior treatments, and general health. Browse the trials listed above and check their eligibility sections. You can also contact the trial site directly to discuss your situation.

Showing 120 of 89 trials

Recruiting
Not Applicable

WB-EMS Effects on Cardiometabolic Risk Factors

Metabolic SyndromeHypertensionOverweight and Obesity+2 more
University of Erlangen-Nürnberg Medical School42 enrolled2 locationsNCT07406191
Recruiting
Phase 1

Human Models of Selective Insulin Resistance: Alpelisib, Part I

Insulin ResistanceNon-Alcoholic Fatty Liver DiseaseOverweight and Obesity+1 more
Columbia University32 enrolled1 locationNCT06354088
Recruiting
Not Applicable

Testing the Adipose Expandability Hypothesis In Vivo During Overfeeding

Metabolic SyndromeOverweight and Obesity
Pennington Biomedical Research Center58 enrolled1 locationNCT04583514
Recruiting
Not Applicable

Health Outcomes in C-Section Infants With Fecal Microbiota Transplantation

Fecal Microbiota TransplantationOverweight and ObesityCesarean Section
Oulu University Hospital534 enrolled1 locationNCT06282952
Recruiting

Lille Study for Childhood Health Promotion

Overweight and ObesityOverweight, ChildhoodOverweight, Infant
University Hospital, Lille460 enrolled1 locationNCT05121090
Recruiting
Not Applicable

Effects of Physical Exercise and a Nutritional Supplement on Body Composition, Metabolic Function, and Overall Health in Adults With a Metabolically Challenging Profile

ExerciseSupplementationAging+1 more
University of Valencia70 enrolled1 locationNCT07504068
Recruiting
Not Applicable

Role of Microvascular Insulin Resistance and Cardiorespiratory Fitness Diabetes

Type 2 DiabetesOverweight and Obesity
University of Colorado, Denver150 enrolled2 locationsNCT04791371
Recruiting
Phase 1

Understanding the Health Effect of a Bioactive Peptide From Egg: A Pilot Study

High Blood SugarOverweight and ObesityHigh Blood Pressure
University of Alberta28 enrolled1 locationNCT06555393
Recruiting
Not Applicable

Pregnancy Exercise Mode Effect on Childhood Obesity

PregnancyOverweight and Obesity
East Carolina University300 enrolled1 locationNCT04805502
Recruiting
Not Applicable

'Ai Pono Cooking Demonstrations

HypertensionType 2 DiabetesOverweight and Obesity+1 more
University of Hawaii1,780 enrolled2 locationsNCT06526650
Recruiting
Not Applicable

PILI 'Āina Household

HypertensionType 2 DiabetesOverweight and Obesity+1 more
University of Hawaii210 enrolled2 locationsNCT06526273
Recruiting
Not Applicable

Effect of a Postbiotic Supplementation in Overweight and Obese Subjects: A Randomized Controlled Trial (PARABIOTICS-2).

Weight LossNutrition, HealthyOverweight and Obesity
Clinica Universidad de Navarra, Universidad de Navarra114 enrolled1 locationNCT07165431
Recruiting
Not Applicable

Nutrition Care in Patients Living With Chronic Pain

Pain, ChronicOverweight and ObesityMobile Phone Use+1 more
Linkoeping University200 enrolled1 locationNCT06277232
Recruiting
Not Applicable

Neuronal and Behavioral Effects of an Implicit Priming Approach to Improve Eating Behaviors in Obesity

Overweight and Obesity
University of Colorado, Denver228 enrolled1 locationNCT05107908
Recruiting
Not Applicable

The Effects of a 4-week Supplementation With a Ketogenic Nutrient Mix on 24-hour Substrate Metabolism and Muscle Health

Overweight and Obesity
Maastricht University Medical Center14 enrolled1 locationNCT07395973
Recruiting

Breathing & Blood Pressure

HealthyOverweight and Obesity
Florida State University80 enrolled1 locationNCT05632406
Recruiting
Not Applicable

Comparison of Genotype-Based Dietary Counseling Versus Standard Dietary Counseling on Weight Loss and Fat Mass Reduction

OverweightOverweight and ObesityAdiposity
Metropolitan College88 enrolled1 locationNCT07368777
Recruiting
Phase 2

Taxi ROADmAP (Realizing Optimization Around Diet And Physical Activity)

ObesityOverweightOverweight and Obesity+2 more
Memorial Sloan Kettering Cancer Center1,785 enrolled1 locationNCT05770570
Recruiting
Not Applicable

Intermittent Cottonseed Oil Consumption

Nutrition, HealthyOverweight and ObesityDyslipidemia
University of Georgia75 enrolled1 locationNCT07246408
Recruiting
Not Applicable

Neuromuscular Balance Exercise Effects in Overweight and Obese Individuals

Overweight and Obesity
Marmara University40 enrolled1 locationNCT07372157