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Obesity Clinical Trials

Browse 706 Obesity clinical trials enrolling across the United States and Canada. 1,342 people applied to Obesity studies last month. Search by city or state to find one near you.

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Effect of Nicotinamide Riboside on Ketosis, Fat Oxidation & Metabolic Rate

for
Overweight, Obesity
Location: Bethesda MD
Sponsor: National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)

Sex: All

Age: 18 - 65

Code: NCT06044935

Recruiting

The Effects of Methylphenidate on Energy Intake and Energy Expenditure

for
Obesity
Location: Ottawa
Sponsor: Children's Hospital of Eastern Ontario

Sex: All

Age: 16 - 40

Code: NCT02754258

Phase3, Recruiting

Abriendo Caminos 2: Clearing the Path to Hispanic Health

for
Obesity, Childhood Obesity, Nutrient; Excess,
Location: Houston TX
Sponsor: University of Illinois at Urbana-Champaign

Sex: All

Age: 6 - 18

Code: NCT03505658

Recruiting

Digital InteGrated Behavioral treatmeNt for Comorbid obesITy and deprEssion Among Racial and Ethnic Adults Age 50 and Older

for
Obesity, Depression
Location: Chicago IL
Sponsor: University of Illinois at Chicago

Sex: All

Age: 50 - 70+

Code: NCT06636058

Recruiting

Brain Health in Youth With Normal Weight, Overweight and Obesity at Risk for Type 2 Diabetes (T2D)

for
Type2 Diabetes, Type 2 Diabetes Mellitus in Obese, Dysglycemia,
Location: Pittsburgh PA, St Louis MO
Sponsor: Washington University School of Medicine

Sex: All

Age: 12 - 17

Code: NCT05277558

Recruiting

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Identification of Phenotypic Factors That Predict Success for Weight Loss and Long-term Weight Maintenance

for
Obesity
Location: Ann Arbor MI
Sponsor: University of Michigan

Sex: All

Age: 15 - 70+

Code: NCT02043457

Recruiting

The Effects of a Weight Management Program on Body Weight and Quality of Life

for
Overweight, Obesity
Location: Boston MA
Sponsor: Massachusetts General Hospital

Sex: All

Age: 18+

Code: NCT02219763

Recruiting

Brain Outcomes With Lifestyle Change in Down Syndrome

for
Down Syndrome, Alzheimer Disease, Obesity
Location: Kansas City KS
Sponsor: University of Kansas Medical Center

Sex: All

Age: 18 - 64

Code: NCT05985486

Recruiting

Time-Restricted Eating With Exercise

for
Obesity
Location: Syracuse NY, Milledgeville GA, Wichita Falls TX
Sponsor: Georgia College and State University

Sex: All

Age: 0+

Code: NCT05486702

Recruiting

The Neural Correlates of Food Choice Decision-making in Obesity and Weight Loss

for
Obesity, Weight Loss, Weight Control
Location: Providence RI
Sponsor: The Miriam Hospital

Sex: Female

Age: 35 - 55

Code: NCT01218503

Recruiting

Prevalence of Carbohydrate Intolerance in Lean and Obese Children

for
Obesity, Glucose Intolerance, Diabetes, Acanthosis Nigricans
Location: New Haven CT
Sponsor: National Center for Research Resources (NCRR)

Sex: All

Age: 8 - 18

Code: NCT00000112

Recruiting

Access to Nutritional Services and the Effect on Maternal Weight Gain

for
Pregnancy, Obesity
Location: Abington PA
Sponsor: Abington Memorial Hospital

Sex: Female

Age: 19 - 40

Code: NCT01713712

Recruiting

Scalable TELeheaLth Cancer CARe: The STELLAR Program to Treat Cancer Risk Behaviors

for
Obesity, Smoking Cessation, Physical Inactivity
Location: Chicago IL
Sponsor: Northwestern University

Sex: All

Age: 18+

Code: NCT05687604

Recruiting

Feasibility and Colorectal Benefits of Pulses Supplementation

for
Colorectal Polyp, Obesity
Location: Sacramento CA
Sponsor: University of California, Davis

Sex: All

Age: 30 - 70+

Code: NCT06032104

Recruiting

The Effects of the Food Preservative Propionic Acid in Post-prandial Metabolism

for
Obesity, Insulin Resistance, Diabetes
Location: Boston MA
Sponsor: Brigham and Women's Hospital

Sex: All

Age: 18 - 65

Code: NCT01889446

Recruiting

Evaluation of the SickKids Team Obesity Management Program

for
Obesity
Location: Toronto
Sponsor: The Hospital for Sick Children

Sex: All

Age: 12 - 18

Code: NCT01515904

Recruiting

Regional Lipolysis and Adipocyte Lipolysis Protein Stimulation

for
Obesity
Location: Rochester MN
Sponsor: Mayo Clinic

Sex: All

Age: 18 - 65

Code: NCT06416969

Early_phase1, Recruiting

Effect of Metformin on Adrenal or Ovarian Androgen Production in Overweight Pubertal Girls With Androgen Excess

for
Obesity, Hyperandrogenemia, Polycystic Ovary Syndrome
Location: Charlottesville VA
Sponsor: University of Virginia

Sex: Female

Age: 7 - 18

Code: NCT01422746

Early_phase1, Recruiting

Low Oxygen Exposure and Weight Status

for
Obesity
Location: Baton Rouge LA
Sponsor: Pennington Biomedical Research Center

Sex: All

Age: 22 - 65

Code: NCT05289310

Recruiting

Study to Investigate Genetic Causes of Severe Early Childhood Onset Obesity.

for
Obesity
Location: New York NY
Sponsor: Columbia University

Sex: All

Age: 0 - 70+

Code: NCT01998750

Recruiting

What are obesity clinical trials?

Obesity clinical trials are research studies that test different approaches to managing weight and improving related health outcomes, like behavioral programs, dietary strategies, medical devices, or other interventions. Researchers run these studies to better understand what actually helps people manage weight long-term, and how those approaches affect overall health, from blood sugar to blood pressure.

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Learn more in our article: Obesity and Clinical Trials: Weight Loss Research Explained.

Obesity and Clinical Trials: Advancing Safe Weight Loss Treatments

The importance of clinical trials in obesity research

Obesity clinical trials matter because obesity is closely linked to so many other health conditions, including diabetes, high blood pressure, and heart disease. And there's still no single approach that works for everyone. By testing different strategies across many people, researchers can find safer, more effective options and better understand why weight management works differently from person to person.

For participants, taking part in an obesity clinical trial can mean closer support and monitoring, along with the chance to contribute to research that could shape how obesity is understood and managed in the future.

Types of obesity clinical trials

Who can participate in obesity clinical trials?

How long do obesity clinical trials typically last?