Independent directory Public ClinicalTrials.gov records United States
Clear filters

These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.

ClinicalTrials.gov public records Last synced Oct 21, 2026, 6:20 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 529–552 of 795 matching trials from the live ClinicalTrials.gov search.
Conditions
Obesity
Interventions
Roux-En-Y Gastric Bypass, Low-calorie Diet
Procedure · Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 65 Years
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2027
U.S. locations
1
States / cities
Rochester, Minnesota
Conditions
Type2 Diabetes Mellitus, Hypertension, PreDiabetes, Overweight and Obesity
Interventions
DASH diet, Very low carbohydrate, ketogenic diet, Extras
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
21 Years to 70 Years
Enrollment
94 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Ann Arbor, Michigan
Conditions
Obesity, Weight Loss
Interventions
1170-1870 kcal/day liquid diet, Gastric bypass surgery, Biopsy.visceral adipose tissue, Biopsy.omental adipose tissue, Biopsy. subcutaneous abdominal adipose tissue, Blood sample
Behavioral · Procedure
Lead sponsor
Boston Medical Center
Other
Eligibility
18 Years to 65 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2008
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Weight Loss
Interventions
Standard Behavioral Weight Loss Intervention (SBWL), Campaign Intervention (CI)
Behavioral
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years to 55 Years
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Conditions
Obesity
Interventions
Non-Personalized Meal Planning, Personalized Meal Planning and Dietetic Consultation
Procedure
Lead sponsor
Central FITT, Inc
Other
Eligibility
25 Years to 45 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007
U.S. locations
1
States / cities
Edmond, Oklahoma
Conditions
Diabetes Mellitus, Type 2
Interventions
Dietary intervention
Behavioral
Lead sponsor
Physicians Committee for Responsible Medicine
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Completed Not applicable Interventional Accepts healthy volunteers

Dietary Intervention and Varying Physical Activity in Seniors

NCT01893684
Conditions
Obesity
Interventions
Exercise, Higher Protein Diet, Conventional Carbohydrate Diet
Behavioral
Lead sponsor
University of Georgia
Other
Eligibility
65 Years to 80 Years · Female only
Enrollment
81 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2015
U.S. locations
1
States / cities
Athens, Georgia
Conditions
Metabolic Dysfunction-Associated Steatohepatitis (MASH)
Interventions
Resmetirom therapy, Comprehensive nutritional intervention, Standard dietary support
Drug · Behavioral
Lead sponsor
City University of New York
Other
Eligibility
18 Years to 75 Years
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
New York, New York
Conditions
Diabetic Kidney Disease, Cognitive Function, Weight Loss, Diabetic Control, Type2 Diabetes
Interventions
mHealth + low-fat diet, mHealth + low-carb/ketogenic diet
Other
Lead sponsor
The University of Texas Health Science Center at San Antonio
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
2
States / cities
San Antonio, Texas
Conditions
Obesity
Interventions
Diet, Exercise, Weight Loss and Exercise
Behavioral · Other
Lead sponsor
Washington University School of Medicine
Other
Eligibility
65 Years to 85 Years
Enrollment
107 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2010
U.S. locations
1
States / cities
St Louis, Missouri
Conditions
Kidney Transplant
Interventions
Exercise Rehabilitation
Behavioral
Lead sponsor
University of Illinois at Chicago
Other
Eligibility
18 Years to 65 Years
Enrollment
135 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2021
U.S. locations
1
States / cities
Chicago, Illinois
Enrolling by invitation Not applicable Interventional Accepts healthy volunteers

Impact of Dietary Intervention on Inflammation and Microbiome Composition Post-Colonoscopy

NCT06603519
Conditions
Colorectal Polyp, Inflammation, Dietary Intervention, Microbiota, Colorectal Neoplasms, Metabolomics
Interventions
Modified Plant-Based Mediterranean Diet
Dietary Supplement
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
San Diego, California
Conditions
Glioblastoma Multiforme
Interventions
Diet modification
Other
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2019
U.S. locations
2
States / cities
Baltimore, Maryland • Winston-Salem, North Carolina
Completed Not applicable Interventional Accepts healthy volunteers

Dietary Seaweed and Early Breast Cancer: A Randomized Trial

NCT01663792
Conditions
Seaweed Associated Changes in Healthy Subjects
Interventions
Seaweed, Placebo, Placebo2
Other
Lead sponsor
University of South Carolina
Other
Eligibility
45 Years to 68 Years · Female only
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2007
U.S. locations
1
States / cities
Columbia, South Carolina
Conditions
Obesity
Interventions
Mental Contrasting- Individual, Mental Contrasting- Couple
Behavioral
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
140 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
Durham, North Carolina
Not listed Not applicable Interventional Accepts healthy volunteers

Fruit and Vegetable Intervention in Lactating Women to Reduce Breast Cancer Risk

NCT04374747
Conditions
Breast Cancer Female, Inflammation, Postpartum Weight Retention, Diet, Healthy, Risk Reduction
Interventions
Dietary Counseling
Behavioral
Lead sponsor
University of Massachusetts, Amherst
Other
Eligibility
18 Years and older · Female only
Enrollment
400 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2024
U.S. locations
1
States / cities
Amherst, Massachusetts
Completed Not applicable Interventional Accepts healthy volunteers

Asthma and Obesity Diet Versus Exercise

NCT03644355
Conditions
Obesity, Childhood, Asthma in Children, Inflammatory Response, Metabolic Syndrome, Nutrition Poor, Physical Activity, Behavior, Eating, Molecular Biology, Restriction Fragment Length Polymorphisms, Maternal Exposure, Genetic Change
Interventions
Lifestyle counseling
Behavioral
Lead sponsor
Louisiana State University Health Sciences Center in New Orleans
Other
Eligibility
13 Years to 19 Years · Female only
Enrollment
110 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2016
U.S. locations
1
States / cities
New Orleans, Louisiana
Completed Not applicable Interventional Accepts healthy volunteers Results available

WIC-Based Intervention to Promote Healthy Eating Among Low-Income Mothers

NCT04038385
Conditions
Cancer Prevention, Diet Modification, Vegetable Intake
Interventions
Multilevel Behavioral Intervention
Behavioral
Lead sponsor
William Paterson University of New Jersey
Other
Eligibility
18 Years to 99 Years
Enrollment
297 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
Paterson, New Jersey
Conditions
Pregnancy, Abdominal, Sexual Behavior, Sexually Transmitted Infection, Sexually Transmitted Diseases, Dietary Modification, Eating Behaviors
Interventions
Your Move, Eat Smart
Behavioral
Lead sponsor
Carnegie Mellon University
Other
Eligibility
14 Years to 19 Years · Female only
Enrollment
808 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2020
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Conditions
Obesity, Type 2 Diabetes
Interventions
Personalized diet plan and PDA self reporting.
Behavioral
Lead sponsor
Johns Hopkins Bloomberg School of Public Health
Other
Eligibility
21 Years to 65 Years
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
1
States / cities
Baltimore, Maryland
Active, not recruiting No phase listed Observational Accepts healthy volunteers

The CALERIE™ Legacy Study

NCT05651620
Conditions
Calorie Restriction
Interventions
Not listed
Lead sponsor
Tufts University
Other
Eligibility
33 Years to 70 Years
Enrollment
216 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2028
U.S. locations
3
States / cities
Baton Rouge, Louisiana • Boston, Massachusetts • St Louis, Missouri
Conditions
Overweight, Obesity, Weight Loss, Health Behavior, Lifestyle Intervention
Interventions
Simplified Dietary Self-Monitoring, Detailed Dietary Self-Monitoring, Core Behavioral Weight Loss Intervention
Behavioral
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Enrollment
328 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2027 – 2030
U.S. locations
1
States / cities
Palo Alto, California
Conditions
Weight Gain, Obesity
Interventions
Infant Sleeping and Soothing, Repeated Food Exposure
Behavioral
Lead sponsor
Milton S. Hershey Medical Center
Other
Eligibility
1 Day to 12 Months
Enrollment
160 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2009
U.S. locations
1
States / cities
Hershey, Pennsylvania
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