Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 18, 2026, 4:06 AM EDT

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Showing 1–24 of 156 matching trials from the live ClinicalTrials.gov search.
Conditions
Obesity
Interventions
phenotyping
Other
Lead sponsor
University of Michigan
Other
Eligibility
15 Years to 75 Years
Enrollment
3,200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2030
U.S. locations
1
States / cities
Ann Arbor, Michigan
Conditions
Diabetes, Weight Loss, Diet Habit
Interventions
MAINTAIN PRIME Lifestyle Coaching, Control tracking
Behavioral
Lead sponsor
University of Utah
Other
Eligibility
18 Years to 75 Years
Enrollment
269 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
1
States / cities
Salt Lake City, Utah
Conditions
Obesity, Overweight, Weight Loss, Weight Maintenance
Interventions
Fit4Life
Behavioral
Lead sponsor
University of California, San Diego
Other
Eligibility
7 Years to 18 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
1
States / cities
La Jolla, California
Conditions
Obesity, Overweight, Chronic Weight Management
Interventions
Aleniglipron, Placebo
Drug
Lead sponsor
Gasherbrum Bio, Inc., a wholly owned subsidiary of Structure Therapeutics
Industry
Eligibility
18 Years to 79 Years
Enrollment
3,600 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
71
States / cities
Birmingham, Alabama • Phoenix, Arizona • Sun City West, Arizona + 64 more
Conditions
Obesity
Interventions
Medifast 5 & 1 Plan for weight loss and weight maintenance, Food-based diet plan for weight loss and weight maintenance
Other
Lead sponsor
Medifast, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
1
States / cities
Owings Mills, Maryland
Conditions
Alpha1-proteinase Inhibitor Deficiency, Emphysema
Interventions
Alpha1-proteinase inhibitor, Placebo
Biological · Other
Lead sponsor
CSL Behring
Industry
Eligibility
18 Years to 65 Years
Enrollment
180 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2012
U.S. locations
4
States / cities
Denver, Colorado • Miami, Florida • Hershey, Pennsylvania + 1 more
Conditions
Loss-of-Control Eating, Obesity/Overweight
Interventions
Naltrexone and Bupropion (NB) medication, Placebo
Drug · Other
Lead sponsor
Yale University
Other
Eligibility
18 Years to 70 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
1
States / cities
New Haven, Connecticut
Conditions
Obesity
Interventions
Behavioral weight loss
Behavioral
Lead sponsor
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
NIH
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2001
U.S. locations
1
States / cities
Burlington, Vermont
Completed Not applicable Interventional Accepts healthy volunteers

Effect of Consumption of Pep19 on Quality of Life

NCT06359327
Conditions
Quality of Life, Obesity, Sleep Quality
Interventions
Placebo, Pep19 2 mg, Pep19 5 mg
Dietary Supplement
Lead sponsor
Proteimax Biotechnology Israel LTD
Industry
Eligibility
40 Years to 60 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Sunrise, Florida
Completed Not applicable Interventional Results available

Physical Activity Choices Everyday

NCT03824769
Conditions
Obesity
Interventions
Weight Loss Maintenance + Healthy Thinking, Weight Loss Maintenance Treatment + Future Thinking
Behavioral
Lead sponsor
University of Connecticut
Other
Eligibility
18 Years to 70 Years
Enrollment
160 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Hartford, Connecticut
Conditions
Obesity
Interventions
IGEL, King airway
Device
Lead sponsor
University of Louisville
Other
Eligibility
18 Years to 65 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
1
States / cities
Louisville, Kentucky
Terminated No phase listed Observational

SUCCESS Tracking Study

NCT01021917
Conditions
Obesity
Interventions
Not listed
Lead sponsor
Medifast, Inc.
Industry
Eligibility
18 Years to 69 Years
Enrollment
332 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2014
U.S. locations
1
States / cities
Owings Mills, Maryland
Completed Not applicable Interventional Results available

Support and Tracking to Achieve Results (Project STAR)

NCT04116853
Conditions
Obesity
Interventions
ADAPTIVE Extended-Care Program, STATIC Extended-Care Program
Behavioral
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 70 Years
Enrollment
255 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
1
States / cities
Gainesville, Florida
Completed Not applicable Interventional Accepts healthy volunteers

Eat Well for Life: A Weight Loss Maintenance Study

NCT01849627
Conditions
Obesity
Interventions
Low-ED, Energy Balance
Behavioral
Lead sponsor
The University of Tennessee, Knoxville
Other
Eligibility
18 Years to 70 Years
Enrollment
345 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2025
U.S. locations
1
States / cities
Knoxville, Tennessee
Completed Not applicable Interventional Accepts healthy volunteers

Weight Loss and Cognitive Function in Adults

NCT03685305
Conditions
Overweight and Obesity
Interventions
Hypocaloric diet with hunger reduction strategy, Hypocaloric diet without hunger reduction strategy
Behavioral
Lead sponsor
Virginia Polytechnic Institute and State University
Other
Eligibility
50 Years to 75 Years
Enrollment
33 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Blacksburg, Virginia
Completed Not applicable Interventional Accepts healthy volunteers Results available

Noom Health for Weight Management

NCT04797169
Conditions
Weight Loss, Obesity
Interventions
Noom Health, Noom Digital Health
Behavioral
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years to 60 Years
Enrollment
600 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2024
U.S. locations
1
States / cities
New York, New York
Conditions
Obesity, Weight Loss
Interventions
Empagliflozin Arm, Control Arm, Exercise capacity VO2 maximum determination, Exercise Challenge
Drug · Other
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years to 80 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
1
States / cities
Birmingham, Alabama
Conditions
Obesity
Interventions
Medically tailored meals, Noom®, Usual care
Other · Behavioral
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years and older
Enrollment
39 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Dallas, Texas
Conditions
Obesity and Obesity-related Medical Conditions, Obesity and Overweight, Obesity Prevention, Obesity Recidivism, GLP-1, Ablation Techniques
Interventions
Gastric Fundal Mucosal Ablation (GFMA)
Device
Lead sponsor
Dr. Christopher McGowan
Other
Eligibility
21 Years to 65 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Cary, North Carolina
Conditions
Obesity
Interventions
THIAA, Placebo
Dietary Supplement
Lead sponsor
MetaProteomics LLC
Industry
Eligibility
18 Years to 65 Years
Enrollment
130 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
1
States / cities
Gig Harbor, Washington
Not listed No phase listed Observational Accepts healthy volunteers

International Weight Control Registry

NCT04907396
Conditions
Weight Loss, Overweight, Obesity
Interventions
Not listed
Lead sponsor
Tufts University
Other
Eligibility
18 Years and older
Enrollment
100,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2025
U.S. locations
7
States / cities
Birmingham, Alabama • Denver, Colorado • Kansas City, Kansas + 4 more
Conditions
Obesity
Interventions
Behavioral Skills Maintenance, Social Facilitation Maintenance
Behavioral
Lead sponsor
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
NIH
Eligibility
7 Years to 12 Years
Enrollment
216 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1999 – 2004
U.S. locations
1
States / cities
St Louis, Missouri
Completed Not applicable Interventional Accepts healthy volunteers Results available

Alternate Day Fasting for Weight Loss, Weight Maintenance and Cardio-protection

NCT00960505
Conditions
Coronary Heart Disease, Obesity, Weight Loss
Interventions
Alternate day fasting, Calorie restriction, Control diet
Other
Lead sponsor
University of Illinois at Chicago
Other
Eligibility
18 Years to 65 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2015
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
Overweight, Obese
Interventions
Bi-weekly in person meetings with a Registered Dietician, Financial incentives for weight loss maintenance
Behavioral
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 24 Years
Enrollment
144 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2014
U.S. locations
1
States / cities
Minneapolis, Minnesota