Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 18, 2026, 11:11 AM EDT

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Showing 121–137 of 137 matching trials from the live ClinicalTrials.gov search.
Conditions
Dehydration
Interventions
Smart Water Bottle
Behavioral
Lead sponsor
Kennesaw State University
Other
Eligibility
18 Years to 35 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
Kennesaw, Georgia
Completed Not applicable Interventional Accepts healthy volunteers

Nutrition, Vision, and Cognition in Sport Study: Beef

NCT04427852
Conditions
Cognitive Change, Nutrient Deficiency, Nutritional Anemia, Visual Spatial Processing, Diet, Healthy, Diet; Deficiency, Dietary Deficiency, Dietary B12 Deficiency, Dietary Zinc Deficiency, Dietary Vitamin B12 Deficiency Anemia, Dietary Deficiency of Selenium and Vitamin E
Interventions
30 day Daily consumption of 1 serving of beef, 30 day Daily consumption of 1 serving of the vegatable protein source
Dietary Supplement
Lead sponsor
Texas A&M University
Other
Eligibility
18 Years to 40 Years · Female only
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
College Station, Texas
Conditions
Parkinson Disease
Interventions
Standard of care + Mediterranean diet (intervention), Standard of care (control)
Other
Lead sponsor
University of Florida
Other
Eligibility
40 Years to 85 Years
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Gainesville, Florida
Conditions
Diet Modification, Lung Cancer
Interventions
Special Diet Therapy (low-carb), Special Diet Therapy (low-fat), Special Diet Therapy (USDA control)
Behavioral
Lead sponsor
Fred Hutchinson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Seattle, Washington
Completed Not applicable Interventional Accepts healthy volunteers

Protein Source on Plasma Amino Acid Concentrations

NCT03649568
Conditions
Protein Deposition
Interventions
Pork, Egg, Black beans, Almonds
Other
Lead sponsor
Purdue University
Other
Eligibility
25 Years to 39 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
West Lafayette, Indiana
Completed Not applicable Interventional Accepts healthy volunteers Results available

Dietary Impact on Intestinal Sulfate Metabolism

NCT05333900
Conditions
Healthy Nutrition
Interventions
Plant-Based Diet then animal-based diet, Animal-based diet then plant-based diet
Behavioral
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 80 Years
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2021
U.S. locations
1
States / cities
Minneapolis, Minnesota
Conditions
Non-alcoholic Fatty Liver Disease, Childhood Obesity, Insulin Resistance
Interventions
Carbohydrate-restricted diet, Control, low-fat diet
Other
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
9 Years to 17 Years
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
Birmingham, Alabama
Completed Not applicable Interventional Accepts healthy volunteers Results available

Return of First-phase Insulin Secretion in Type 2 Diabetes is Associated With Depletion of Pancreas Lipid

NCT03430310
Conditions
Type 2 Diabetes Mellitus
Interventions
Low Glycemic Diet, Control Diet
Other
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
35 Years to 65 Years
Enrollment
65 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2023
U.S. locations
1
States / cities
Birmingham, Alabama
Conditions
CVD Risk
Interventions
High Palmitic Acid Diet, High Stearic Acid Diet
Other
Lead sponsor
Tufts University
Other
Eligibility
50 Years and older · Female only
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Weight Gain
Interventions
Discretionary calorie source
Other
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 59 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
Minneapolis, Minnesota
Conditions
Diabetes Mellitus, Type 2, Obesity
Interventions
WW Intervention, Usual Care
Behavioral · Other
Lead sponsor
Pennington Biomedical Research Center
Other
Eligibility
18 Years to 75 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
3
States / cities
Baton Rouge, Louisiana • Greensboro, North Carolina • Pittsburgh, Pennsylvania
Completed Not applicable Interventional Accepts healthy volunteers

The Environmental Costs of Building Human Muscle

NCT06733857
Conditions
Greenhouse Gas Emissions, Water Use, Land Use
Interventions
VEG2, OMNI2
Behavioral
Lead sponsor
Game Changers Institute
Other
Eligibility
18 Years to 40 Years
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Laguna Niguel, California
Conditions
Food Allergy
Interventions
Low dose ADP101, High dose ADP101, Pooled Placebo
Biological
Lead sponsor
Alladapt Immunotherapeutics, Inc.
Industry
Eligibility
4 Years to 55 Years
Enrollment
73 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
15
States / cities
Mission Viejo, California • Rolling Hills Estates, California • San Diego, California + 12 more
Completed Not applicable Interventional Accepts healthy volunteers

hsCRP Clinical Inflammation Marker for Human Bisphenol A Food Contamination

NCT04600765
Conditions
Inflammation
Interventions
hsCRP serum measurement of inflammation
Diagnostic Test
Lead sponsor
Center for Research on Environmental Chemicals in Humans
Other
Eligibility
60 Years to 70 Years · Male only
Enrollment
1 participant
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
Sonoma, California
Completed Not applicable Interventional Accepts healthy volunteers Results available

Determinants of Alpha-aminoadipic Acid (2-AAA) and Relationship to Diabetes: Study 2

NCT04417218
Conditions
Healthy
Interventions
Lysine, Controlled Diet
Dietary Supplement
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years to 45 Years
Enrollment
67 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
1
States / cities
Nashville, Tennessee
Conditions
Non-Alcoholic Fatty Liver Disease, Obesity
Interventions
Moderately carbohydrate-restricted diet, Fat-restricted diet
Other
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
10 Years to 17 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
1
States / cities
Birmingham, Alabama
Conditions
PCOS (Polycystic Ovary Syndrome)
Interventions
Ketogenic diet, Exogenous Ketone Supplement
Other · Dietary Supplement
Lead sponsor
Ohio State University
Other
Eligibility
18 Years to 40 Years · Female only
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026
U.S. locations
1
States / cities
Columbus, Ohio