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ClinicalTrials.gov public records Last synced Oct 4, 2026, 6:41 PM EDT

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Showing 49–72 of 893 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Weight loss diet Clear all
Completed Not applicable Interventional Accepts healthy volunteers

Promoting Lifestyle Change Via Tailored mHealth Feedback to Improve Health

NCT03367936
View directory record Official record
Conditions
Overweight and Obesity
Interventions
One-on-one Session, Self-monitoring, Feedback
Behavioral
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years and older
Enrollment
502 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2021
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 13, 2025 · Synced Oct 4, 2026, 6:41 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Phone Coaching and Internet-delivered Weight Loss

NCT03867981
View directory record Official record
Conditions
Obesity
Interventions
Internet-based weight loss program, Brief phone coaching, Extended phone coaching
Behavioral
Lead sponsor
The Miriam Hospital
Other
Eligibility
18 Years to 70 Years
Enrollment
452 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2023
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Jul 17, 2024 · Synced Oct 4, 2026, 6:41 PM EDT
Completed Not applicable Interventional

Food is Medicine: Pilot Study

NCT06797453
View directory record Official record
Conditions
Weight Loss
Interventions
Shared Medical Visits, Full Plate Living
Behavioral
Lead sponsor
Duke University
Other
Eligibility
18 Years to 90 Years
Enrollment
43 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Sep 18, 2025 · Synced Oct 4, 2026, 6:41 PM EDT
Not listed Phase 4 Interventional

Effects of Valsartan and Aliskiren on Hemostatic Indices in Hypertensive Diabetics

NCT01095822
View directory record Official record
Conditions
Diabetes Mellitus
Interventions
Aliskiren + Valsartan
Drug
Lead sponsor
HeartDrug Research LLC
Other
Eligibility
21 Years to 65 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 30, 2010 · Synced Oct 4, 2026, 6:41 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

Evaluation of the Healthy Lifestyle Program on Cognitive Outcomes

NCT03926481
View directory record Official record
Conditions
Obesity
Interventions
Evaluate Healthy Lifestyle Program on cognitive outcomes
Behavioral
Lead sponsor
Dartmouth-Hitchcock Medical Center
Other
Eligibility
65 Years and older
Enrollment
6 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Lebanon, New Hampshire
Source: ClinicalTrials.gov public record
Updated Aug 3, 2022 · Synced Oct 4, 2026, 6:41 PM EDT
Completed Not applicable Interventional

Spark: Finding the Optimal Tracking Strategy for Weight Loss in a Digital Health Intervention

NCT05249465
View directory record Official record
Conditions
Obesity, Overweight, Weight Loss, Health Behavior
Interventions
Core behavioral weight loss intervention, Self-monitoring diet, Self-monitoring weight, Self-monitoring steps
Behavioral
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Enrollment
176 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Jul 1, 2025 · Synced Oct 4, 2026, 6:41 PM EDT
Completed Not applicable Interventional

Dyad Plus Effectiveness/Feasibility

NCT04036331
View directory record Official record
Conditions
Weight Loss, Pediatric Obesity, Overweight Adolescents, Parent-Child Relations, Family and Household
Interventions
Brenner FIT Standard, By Design Essentials, Dyad Plus
Behavioral
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
13 Years to 65 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Jul 29, 2026 · Synced Oct 4, 2026, 6:41 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Grapefruit or Grapefruit Juice on Anthropometry, Dietary Intakes, Appetite, and Metabolic Profile in Overweight and Obese Young and Middle-Aged Adults

NCT00581074
View directory record Official record
Conditions
Obesity
Interventions
diet (grapefruit or grapefruit juice)
Behavioral
Lead sponsor
Vanderbilt University
Other
Eligibility
21 Years to 50 Years
Enrollment
90 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2008
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Jul 27, 2011 · Synced Oct 4, 2026, 6:41 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Preoperative Weight Loss for Open Abdominal Wall Reconstruction

NCT05925959
View directory record Official record
Conditions
Abdominal Wall Hernia
Interventions
Preoperative Weight Management Program
Other
Lead sponsor
Benjamin T. Miller
Other
Eligibility
18 Years and older
Enrollment
258 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
2
States / cities
Chicago, Illinois • Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Mar 23, 2026 · Synced Oct 4, 2026, 6:41 PM EDT
Completed Not applicable Interventional

Changing Healthy Outcomes In Clinic Environments

NCT00674518
View directory record Official record
Conditions
Obesity, Physical Inactivity, Diabetes
Interventions
One on one counseling, Group/team - based health education, PACE physician counseling
Behavioral
Lead sponsor
Oregon Health and Science University
Other
Eligibility
30 Years to 65 Years
Enrollment
103 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2009
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Jun 20, 2019 · Synced Oct 4, 2026, 6:41 PM EDT
Completed Not applicable Interventional

Portion Size Strategies for Management of Body Weight

NCT01474759
View directory record Official record
Conditions
Obesity
Interventions
Advice on diet, physical activity, and behavior change, Instruction in food portion size, Provision of pre-portioned foods, Advice on healthy eating for weight loss
Behavioral · Other
Lead sponsor
Penn State University
Other
Eligibility
20 Years to 65 Years · Female only
Enrollment
186 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
1
States / cities
University Park, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 15, 2015 · Synced Oct 4, 2026, 6:41 PM EDT
Completed Not applicable Interventional

Diet and Exercise Intervention in Type 2 Diabetes

NCT01977560
View directory record Official record
Conditions
Type 2 Diabetes
Interventions
Intensive Lifestyle Intervention, Standard Care
Behavioral
Lead sponsor
Washington University School of Medicine
Other
Eligibility
25 Years to 68 Years
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Apr 15, 2022 · Synced Oct 4, 2026, 6:41 PM EDT
Completed Not applicable Interventional

Healthcare Text Messaging to Improve Diet, Physical Activity and Weight Loss in a Pediatric Lipid Clinic

NCT02228278
View directory record Official record
Conditions
Pediatric Obesity
Interventions
Group A, Group B
Behavioral · Other
Lead sponsor
University of Florida
Other
Eligibility
11 Years to 21 Years
Enrollment
148 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
3
States / cities
Gainesville, Florida • Jacksonville, Florida
Source: ClinicalTrials.gov public record
Updated Apr 16, 2019 · Synced Oct 4, 2026, 6:41 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of a Calorie Restricted, Very Low Fat Plant-based Diet and Multi-component Exercise Program on Metabolic Health

NCT02706288
View directory record Official record
Conditions
Obesity, Insulin Resistance
Interventions
Weight loss with very low fat plant-based diet and regular exercise
Other
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 55 Years
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2022
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Dec 8, 2022 · Synced Oct 4, 2026, 6:41 PM EDT
Completed Phase 3 Interventional Results available

Lifestyle Intervention and Testosterone Replacement in Obese Seniors

NCT02367105
View directory record Official record
Conditions
Obesity and Hypogonadism
Interventions
Testosterone, Lifestyle Therapy, Placebo
Drug · Other
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
65 Years to 85 Years · Male only
Enrollment
83 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jul 26, 2022 · Synced Oct 4, 2026, 6:41 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Re-energize With Nutrition, Exercise and Weight Loss

NCT00712127
View directory record Official record
Conditions
Obesity
Interventions
Diet and Exercise, Diet and Exercise-Delayed
Other
Lead sponsor
University of Pittsburgh
Other
Eligibility
30 Years to 55 Years
Enrollment
310 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2010
U.S. locations
2
States / cities
Philadelphia, Pennsylvania • Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 31, 2017 · Synced Oct 4, 2026, 6:41 PM EDT
Completed Not applicable Interventional

Effect of Dietary Macronutrient Composition

NCT01371396
View directory record Official record
Conditions
Metabolic Syndrome, Non-alcoholic Fatty Liver Disease, Obesity
Interventions
Low-fat diet, Low-carbohydrate diet
Other
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
20 Years to 65 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2013
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Feb 6, 2019 · Synced Oct 4, 2026, 6:41 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Eat Well for Life: A Weight Loss Maintenance Study

NCT01849627
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jun 9, 2026 · Synced Oct 4, 2026, 6:41 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Metabolic Syndrome Diagnosis and Education Trial

NCT00943254
View directory record Official record
Conditions
Metabolic Cardiovascular Syndrome
Interventions
High-Tech Education, Low-Tech Education
Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 80 Years
Enrollment
74 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2010
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Oct 15, 2010 · Synced Oct 4, 2026, 6:41 PM EDT
Completed Not applicable Interventional

Safety, Tolerability, and Sustained Weight Loss of Endoscopic Sleeve Gastroplasty With Diet Modification and Exercise

NCT03206905
View directory record Official record
Conditions
Obesity
Interventions
Endoscopic Sleeve Gastroplasty, Diet and Exercise
Procedure · Behavioral
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
18 Years to 65 Years
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Apr 15, 2022 · Synced Oct 4, 2026, 6:41 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

mHealth Intervention for Older Adults

NCT03398590
View directory record Official record
Conditions
Type2 Diabetes, Obesity
Interventions
self-regulation theory-based mHealth behavior intervention
Behavioral
Lead sponsor
Boston College
Other
Eligibility
65 Years and older
Enrollment
9 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 22, 2018 · Synced Oct 4, 2026, 6:41 PM EDT
Active, not recruiting Not applicable Interventional

Feasibility of the NEXT Steps Weight Loss Intervention +/- Resistance Training for Endometrial Cancer Survivors: Effect on Lean Mass & Biomarkers

NCT02774759
View directory record Official record
Conditions
Malignant Neoplasms of Female Genital Organs
Interventions
Accelerometer, Questionnaires, Fitness Test, Resistance Training, Aerobic Exercise, Telephone Coaching/Phone Calls, Video Chat Sessions
Device · Behavioral
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older · Female only
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2026
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Sep 18, 2026 · Synced Oct 4, 2026, 6:41 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Intermittent Fasting, Caloric Restriction and Body Composition in Obese Men and Women

NCT02525419
View directory record Official record
Conditions
Weight Loss
Interventions
Weight Loss Phase, HP-IF, HH
Behavioral
Lead sponsor
Skidmore College
Other
Eligibility
30 Years to 65 Years
Enrollment
43 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2015
U.S. locations
1
States / cities
Saratoga Springs, New York
Source: ClinicalTrials.gov public record
Updated Aug 24, 2015 · Synced Oct 4, 2026, 6:41 PM EDT
Active, not recruiting Not applicable Interventional

Fiber-rich Foods to Treat Obesity and Prevent Colon Cancer

NCT04780477
View directory record Official record
Conditions
Colon Cancer, Obesity
Interventions
High Fiber Diet Featuring Legumes (HLD), Healthy American Diet
Dietary Supplement
Lead sponsor
Emory University
Other
Eligibility
40 Years to 75 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Aug 20, 2026 · Synced Oct 4, 2026, 6:41 PM EDT