Obesity (Disorder) Clinical Trials

30 recruitingLast updated: June 18, 2026

There are 30 actively recruiting obesity (disorder) clinical trials across 14 countries. Studies span Not Applicable, Phase 4, Phase 3. Top locations include Hamilton, Ontario, Canada, Athens, Attica, Greece, Athens, Greece. Updated daily from ClinicalTrials.gov.


Obesity (Disorder) Trials at a Glance

30 actively recruiting trials for obesity (disorder) are listed on ClinicalTrialsFinder across 6 cities in 14 countries. The largest study group is Not Applicable with 18 trials, with the heaviest enrollment activity in Hamilton, Athens, and Athens. Lead sponsors running obesity (disorder) studies include McMaster University, National and Kapodistrian University of Athens, and Azienda Ospedaliero-Universitaria Consorziale Policlinico di Bari.

Browse obesity (disorder) trials by phase

Treatments under study

About Obesity (Disorder) Clinical Trials

Looking for clinical trials for Obesity (Disorder)? There are currently 30 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 Obesity (Disorder) 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 Obesity (Disorder) 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 30 trials

Recruiting

Precision Obesity Medicine: Genetic Prediction of Response to GLP-1/GIP Agonists.

Obesity (Disorder)Anti-obesity AgentsPrecision Medicine
National and Kapodistrian University of Athens220 enrolled1 locationNCT07653412
Recruiting

Real-World Case Registry Study on Obesity

Obesity, OverweightObesity (Disorder)
Hubei Hospital of Traditional Chinese Medicine10,000 enrolled1 locationNCT07448090
Recruiting
Phase 4

Tirzepatide's Role in Postmenopausal HR+ Breast Cancer Survivors

Breast CancerObesity (Disorder)
Weill Medical College of Cornell University30 enrolled1 locationNCT07257484
Recruiting
Not Applicable

Improving Outcomes After AF Ablation in Obese Patients

Atrial Fibrillation (AF)Obesity (Disorder)
National Taiwan University Hospital520 enrolled1 locationNCT07618741
Recruiting
Not Applicable

Side-to-Side Duodeno-ileostomy Versus Semaglutide in Adults With Obesity and Type 2 Diabetes

Obesity, OverweightType 2 Diabetes (T2DM)Obesity (Disorder)
GT Metabolic Solutions, Inc.20 enrolled1 locationNCT07317115
Recruiting
Not Applicable

Effects of Bariatric Surgery on Cardiovascular Risk Profile in Relation to Inflammatory Parameters: Endothelial Phenotyping and Analysis of the Cross-talk Between Adipose Tissue and Endothelium

Obesity (Disorder)
Maria Cecilia Hospital85 enrolled1 locationNCT07131605
Recruiting
Not Applicable

The ISAR InflEx Trial (Inflammation and Exercise)

InflammationObesity (Disorder)
Department of Cardiology German Heart Center Munich TUM University Hospital33 enrolled1 locationNCT07543666
Recruiting
Not Applicable

Effects of Gallotannins on the Gut Microbiome and How it Affects Inflammatory Markers Among Obese Individuals.

Obesity (Disorder)
Prairie View A&M University20 enrolled1 locationNCT07505212
Recruiting
Not Applicable

Iron Absorption in The Low Oxygen Exposure and Weight Status (LOWS) Study

Obesity (Disorder)
Pennington Biomedical Research Center30 enrolled1 locationNCT07542873
Recruiting

OBESE-HFpEF: Towards Preventing Obesity Related HFpEF

Heart FailureObesity (Disorder)Heart Failure and Preserved Ejection Fraction
Zuyderland Medisch Centrum250 enrolled1 locationNCT07539766
Recruiting
Not Applicable

Optimizing Self-Monitoring Feedback Delivery for the Treatment of Overweight and Obesity

Obesity, OverweightObesity (Disorder)
Wake Forest University Health Sciences300 enrolled1 locationNCT07227051
Recruiting
Not Applicable

Impact of a Pro-diversity Gut Microbiota Diet After a Bariatric Surgery on Gut Microbiota, Eating Behaviour and Sensory Function

Bariatric SurgeryObesity (Disorder)
Hospices Civils de Lyon60 enrolled3 locationsNCT07268508
Recruiting
Not Applicable

Examining Valence-based Effects in Self-Monitoring Feedback Messages

Obesity, OverweightObesity (Disorder)
University of Virginia127 enrolled1 locationNCT07292389
Recruiting

Predicting Difficult Intubation in Bariatric Surgery: Comparison of El Ganzouri Risk Index and Airway Ultrasound

Obesity, OverweightObesity (Disorder)difficult laryngoscopy+3 more
Antalya Training and Research Hospital52 enrolled1 locationNCT07316179
Recruiting
Not Applicable

Repeated Far Infrared Sauna Bathing in Adults With Obesity

Obesity (Disorder)
University of Oregon20 enrolled1 locationNCT07158047
Recruiting
Not Applicable

Evaluation of Food Additive Contributions to Obesity: Pilot Study 1

Obesity (Disorder)
McMaster University20 enrolled1 locationNCT07437430
Recruiting

Dietary Insights and Nutrition Experiences in Adults on GLP-1 Therapy - A Study on Diet Quality Changes in Adults on GLP-1 Therapy

Obesity (Disorder)Obesity Type 2 Diabetes Mellitus
University of South Carolina50 enrolled2 locationsNCT07313384
Recruiting
Phase 3

Impact of Semaglutide Withdrawal on Cardiometabolic Profile and Physiology of Energy Balance: Recovery Effects After Semaglutide Termination

Obesity (Disorder)Weight ChangeBlood Pressure Monitoring+1 more
Mount Sinai Hospital, Canada98 enrolled1 locationNCT07294950
Recruiting
Not Applicable

Tirzepatide and Muscle Outcomes in Obesity

Obesity (Disorder)
University Medical Centre Ljubljana30 enrolled1 locationNCT07373834
Recruiting

Tirzepatide vs Liraglutide in Bone

Obesity (Disorder)
National and Kapodistrian University of Athens72 enrolled1 locationNCT07094568