Independent directory Public ClinicalTrials.gov records United States
Clear filters
ClinicalTrials.gov public records Last synced Sep 6, 2026, 9:03 AM EDT

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

Showing 1–24 of 109 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Body Weight
Interventions
Control, Protein, Carbohydrate
Dietary Supplement
Lead sponsor
United States Army Research Institute of Environmental Medicine
Federal
Eligibility
18 Years and older
Enrollment
73 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015
U.S. locations
1
States / cities
Natick, Massachusetts
Conditions
Body Weight Changes
Interventions
MicroDiet, Healthy Diet
Behavioral
Lead sponsor
Pennington Biomedical Research Center
Other
Eligibility
18 Years to 65 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2006
U.S. locations
1
States / cities
Baton Rouge, Louisiana
Completed Not applicable Interventional Accepts healthy volunteers

Performance Nutrition for Residents and Fellows

NCT03698123
Conditions
Physician Well-being, Cognitive Function, Diet Modification, Diet Habit, Shift-Work Related Sleep Disturbance, Sleep Deprivation
Interventions
Dietary Modification
Other
Lead sponsor
Stanford University
Other
Eligibility
21 Years and older
Enrollment
61 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Stanford, California
Completed Not applicable Interventional Accepts healthy volunteers

Diet Composition, Weight Control, and Breast Carcinogenesis

NCT01315483
Conditions
Breast Cancer
Interventions
Weight Loss Dietary Pattern
Other
Lead sponsor
Colorado State University
Other
Eligibility
21 Years and older · Female only
Enrollment
259 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2012
U.S. locations
1
States / cities
Denver, Colorado
Conditions
PreDiabetes, Type 2 Diabetes, Healthy
Interventions
Time Restrictive Eating- late, Time Restrictive Eating- early, Time Restrictive Eating- early with early caloric intake, Macronutrient-controlled meals
Behavioral · Other
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Stanford, California
Completed No phase listed Observational Accepts healthy volunteers

Gut Microbiota Composition in Hispanic and Non-Hispanic Children.

NCT03990350
Conditions
Obesity
Interventions
Fecal Sample Collection, Physical Activity Questionnaire, Food Frequency Questionnaire, 24-hour dietary recall diary
Other
Lead sponsor
Nemours Children's Clinic
Other
Eligibility
6 Years to 12 Years
Enrollment
17 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Wilmington, Delaware
Completed No phase listed Observational Accepts healthy volunteers

Military Health and Nutrition Examination Study

NCT06380322
Conditions
Hypertension, Type 2 Diabetes, Dyslipidemias, Cardiovascular Diseases
Interventions
Not listed
Lead sponsor
Pennington Biomedical Research Center
Other
Eligibility
18 Years and older
Enrollment
648 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
6
States / cities
Fort Carson, Colorado • Hinesville, Georgia • Fort Campbell, Kentucky + 3 more
Terminated Not applicable Interventional Accepts healthy volunteers

FB4 (Framingham, Boston, Bloomington, Birmingham, and Baylor)

NCT03394664
Conditions
Obesity
Interventions
Feeding Study
Behavioral
Lead sponsor
Boston Children's Hospital
Other
Eligibility
18 Years to 50 Years
Enrollment
166 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Ashland, Massachusetts
Completed Not applicable Interventional Results available

Spinal Cord Injury Exercise and Nutrition Conceptual Engagement

NCT03495986
Conditions
Spinal Cord Injuries, Metabolic Syndrome, Dietary Modification, Paraplegia, Tetraplegia
Interventions
Functional Electrical Stimulation Leg Cycle Ergometry, Diet
Device · Behavioral
Lead sponsor
University of Miami
Other
Eligibility
18 Years to 65 Years
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Miami, Florida
Conditions
Breast Cancer
Interventions
Lifestyle- Supportive Care
Behavioral
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
18 Years and older · Female only
Enrollment
47 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Conditions
Obesity, Type 2 Diabetes Mellitus
Interventions
Low Glycemic Load Diet versus Low Fat Diet
Behavioral
Lead sponsor
Nazrat Mirza
Other
Eligibility
7 Years to 14 Years
Enrollment
113 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2010
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Recruiting Not applicable Interventional Accepts healthy volunteers

Flourish: Exploring the Early Infant Gut Microbiome

NCT07333482
Conditions
Microbiota, Gut Microbiome, Eczema, Microbiome
Interventions
Tailored Recommendations, Consult Call, Educational Email Series
Dietary Supplement · Behavioral
Lead sponsor
Seeding Inc
Industry
Eligibility
0 Months to 3 Months
Enrollment
250 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
1
States / cities
Austin, Texas
Conditions
Asthma in Children
Interventions
Inulin
Drug
Lead sponsor
Phoenix Children's Hospital
Other
Eligibility
6 Years to 17 Years
Enrollment
105 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Phoenix, Arizona
Completed Not applicable Interventional Accepts healthy volunteers Results available

Variation in Urine Electrolytes, pH and Specific Gravity Throughout the Day

NCT03645785
Conditions
Healthy
Interventions
Normal fluid intake without true lemon, Double fluid intake plus 3 bottles of water with True Lemon
Dietary Supplement
Lead sponsor
Adam Howe, MD
Other
Eligibility
18 Years and older
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Albany, New York
Conditions
Gut Microbiota, Adiposity
Interventions
Synbiotic, Placebo
Dietary Supplement · Other
Lead sponsor
Texas State University, San Marcos
Other
Eligibility
18 Years to 64 Years
Enrollment
54 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
1
States / cities
San Marcos, Texas
Not listed Not applicable Interventional Accepts healthy volunteers

Effects of Graded Protein Intake on Body Composition in Older Adults

NCT04845282
Conditions
Sarcopenia
Interventions
Graded Protein plus Resistance Training, RDA Protein plus Resistance Training
Dietary Supplement
Lead sponsor
Wake Forest University
Other
Eligibility
55 Years to 110 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Conditions
Postmenopausal
Interventions
Diet - higher protein, Physical activity and resistance training
Other · Behavioral
Lead sponsor
University of Arkansas, Fayetteville
Other
Eligibility
Female only
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
2
States / cities
Fayetteville, Arkansas
Recruiting Not applicable Interventional Accepts healthy volunteers

Plants Optimizing Development Study (PODS)

NCT06276426
Conditions
Healthy Children
Interventions
Soy foods, Non-Soy Plant-Based Foods
Other
Lead sponsor
University of Illinois at Urbana-Champaign
Other
Eligibility
8 Years to 11 Years
Enrollment
96 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
Urbana, Illinois
Completed Not applicable Interventional Accepts healthy volunteers

Study of a Personalized vs. Standard Approach to Weight Loss Recommendations

NCT04639076
Conditions
Overweight and Obesity
Interventions
Behavioral Weight Loss Program, Personalized Behavioral Weight Loss Program
Behavioral
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
20 Years to 65 Years
Enrollment
35 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Completed Not applicable Interventional Accepts healthy volunteers

Targeted Protein Fortification in Extremely Low Birth Weight Preterm Infants

NCT02943746
Conditions
Premature Infants
Interventions
Standard Protein Diet, High Protein Diet
Dietary Supplement
Lead sponsor
Baylor College of Medicine
Other
Eligibility
14 Days and older
Enrollment
118 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2021
U.S. locations
1
States / cities
Houston, Texas
Completed Not applicable Interventional Accepts healthy volunteers

Nuts and Olestra for Persistent Organic Pollutant Reduction (NO-POPs) Trial

NCT02675101
Conditions
Persistent Organic Pollutants, Endocrine Disrupting Chemicals, Endocrine Disruptor Effects
Interventions
Whole Nuts, Olestra: Fat Free Pringles, Vegetable Oil: Original Pringles
Other
Lead sponsor
University of California, San Diego
Other
Eligibility
45 Years to 70 Years
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2019
U.S. locations
1
States / cities
La Jolla, California
Conditions
160 Participants Aged 18-35 Years and Obese (BMI ≥30) Open to Men and Women of All Ethnicity
Interventions
Glycemic Load, Resistance Training
Other
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years to 35 Years
Enrollment
88 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2017
U.S. locations
1
States / cities
Los Angeles, California
Completed Phase 2 Interventional Accepts healthy volunteers

Energy Balance Weight Regulation Study

NCT00619008
Conditions
Obesity
Interventions
Ad libitum low carbohydrate diet, Ad libitum High Complex Carbohydrate Diet, Energy-restricted high complex carbohydrate diet
Other
Lead sponsor
National Center for Complementary and Integrative Health (NCCIH)
NIH
Eligibility
21 Years to 65 Years
Enrollment
35 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2008
U.S. locations
1
States / cities
Portland, Oregon
Conditions
Obesity
Interventions
Whey Protein, Combined Resistance and High-Intensity Interval training, Casein Protein
Other
Lead sponsor
Florida State University
Other
Eligibility
18 Years to 45 Years
Enrollment
59 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
1
States / cities
Tallahassee, Florida