Independent directory Public ClinicalTrials.gov records United States
Clear filters
ClinicalTrials.gov public records Last synced Sep 11, 2026, 4:09 PM EDT

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

Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Dietary Protein
Interventions
Dietary protein shake
Dietary Supplement
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
21 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2023
U.S. locations
1
States / cities
St Louis, Missouri
Completed Not applicable Interventional Accepts healthy volunteers

The Metabolic Response to Reduced Branched-chain Amino Acids in Humans

NCT03239717
Conditions
Diabetes, Obesity, Insulin Resistance
Interventions
Whey protein powder, BCAD2
Other
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
35 Years to 65 Years · Male only
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2021
U.S. locations
1
States / cities
Madison, Wisconsin
Not listed Not applicable Interventional Accepts healthy volunteers

Genepro Generation 3 Protein Bioavailability Compared to Whey Protein

NCT04615858
Conditions
Absorption; Disorder, Protein, Protein Malabsorption, Protein Intolerance
Interventions
Genepro Generation 3 Protein, Whey Protein
Dietary Supplement
Lead sponsor
Musclegen Research, Inc.
Other
Eligibility
25 Years to 80 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
2
States / cities
Cary, North Carolina • Raleigh, North Carolina
Conditions
Muscle Damage, Muscle Soreness
Interventions
Pasture-raised whey protein, Conventional whey protein, Placebo
Dietary Supplement
Lead sponsor
Indiana University
Other
Eligibility
18 Years to 40 Years
Enrollment
39 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Bloomington, Indiana
Completed Not applicable Interventional Accepts healthy volunteers

Optimizing Meal and Snack Timing to Promote Health

NCT02506218
Conditions
Dietary Modification
Interventions
10 + 20 g protein consumption, 30 g protein breakfast, 10 g protein breakfast
Dietary Supplement · Other
Lead sponsor
Purdue University
Other
Eligibility
25 Years to 39 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
West Lafayette, Indiana
Completed Not applicable Interventional Accepts healthy volunteers

Protein Blends (Soy, Whey and Casein) for Muscle Synthesis

NCT01358305
Conditions
Muscle Synthesis
Interventions
Protein Blend
Other
Lead sponsor
DuPont Nutrition and Health
Industry
Eligibility
18 Years to 35 Years
Enrollment
19 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2013
U.S. locations
1
States / cities
Galveston, Texas
Completed Not applicable Interventional Accepts healthy volunteers

Assessment of Growth of Infants Fed a New Formula

NCT00937014
Conditions
Infant Nutrition
Interventions
standard infant formula, Test formula
Other
Lead sponsor
Société des Produits Nestlé (SPN)
Industry
Eligibility
11 Days to 17 Days
Enrollment
180 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2013
U.S. locations
3
States / cities
Newburgh, Indiana • Owensboro, Kentucky • Baltimore, Maryland
Conditions
Brain and Central Nervous System Tumors, Musculoskeletal Complications
Interventions
testosterone gel applied to skin, whey powder protein
Drug · Dietary Supplement
Lead sponsor
Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins
Other
Eligibility
18 Years to 120 Years · Male only
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008
U.S. locations
1
States / cities
Baltimore, Maryland
Completed Not applicable Interventional Accepts healthy volunteers

Metabolic Effects of Perimenopause

NCT06098183
Conditions
Perimenopausal Disorder
Interventions
Whey Protein Isolate, Non-caloric Placebo water
Other
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
38 Years to 60 Years · Female only
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Conditions
Hypertrophy, Physical Performance
Interventions
isolate whey protein prior to and immediately after resistance training, isolate whey protein 3 hours prior to and 3 hours after resistance training
Dietary Supplement
Lead sponsor
Marymount University
Other
Eligibility
18 Years to 35 Years · Male only
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Arlington, Virginia
Conditions
Obesity, Weight Loss, Diet Modification, Aging, Weight Change, Body, Dietary Habits, Osteopenia, Osteoporosis, Bone Loss, Fractures, Bone
Interventions
Weight loss intervention months 0-6, Exercise intervention months 0-6, NutraBio™ CarboMax Supplement, 6-month NutraBio™ 100% Whey Protein Isolate Supplement, 18-month NutraBio™ 100% Whey Protein Isolate Supplement
Behavioral · Dietary Supplement
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
65 Years to 85 Years
Enrollment
187 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2022
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Conditions
Chronic Obstructive Pulmonary Disease
Interventions
Casein protein hydrolysates, Whey protein hydrolysates, Casein protein hydrolysates + LEU, Whey protein hydrolysates + LEU
Dietary Supplement
Lead sponsor
Texas A&M University
Other
Eligibility
45 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Little Rock, Arkansas
Recruiting Not applicable Interventional

Mechanisms of Gulf War Illness

NCT05972291
Conditions
Gulf War Illness, Irritable Bowel Syndrome, Gastrointestinal Symptoms
Interventions
Oral Glutamine, Control Arm
Dietary Supplement · Other
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years to 65 Years
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
Memphis, Tennessee
Not listed Not applicable Interventional Accepts healthy volunteers

Improving Metabolic & Mental Health in Female Healthcare Shift Workers

NCT06158204
Conditions
Sleep, Inadequate, Overweight and Obesity, Work Related Stress, Healthy Lifestyle
Interventions
Lifestyle Intervention
Behavioral
Lead sponsor
Auburn University
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
13 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Auburn, Alabama
Completed Not applicable Interventional Results available

The BRAINFOOD Trial to Prevent Recurrent Hepatic Encephalopathy.

NCT04675775
Conditions
Cirrhosis, Ascites, Liver Diseases, Frailty, Sarcopenia, Hepatic Encephalopathy
Interventions
Medically-tailored meals (MTM), Protein supplements, Nutrition education handout
Other · Dietary Supplement · Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Ann Arbor, Michigan
Completed Not applicable Interventional Accepts healthy volunteers Results available

The DEB Pilot Study

NCT03190993
Conditions
Nutritional Physiological Phenomena, Obesity
Interventions
Sugar Sweetened Solid Treatment, Sugar Sweetened Beverage Treatment
Other
Lead sponsor
Pennington Biomedical Research Center
Other
Eligibility
21 Years to 65 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Baton Rouge, Louisiana
Recruiting Not applicable Interventional Accepts healthy volunteers

Daily Upgrade Trial

NCT07792603
Conditions
Healthy Women
Interventions
Essential Amino Acid+, Non-Calorie Placebo, High intensity Interval Training, No Exercise
Dietary Supplement · Behavioral · Other
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
25 Years to 45 Years · Female only
Enrollment
44 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Conditions
Effect of Food Supplement
Interventions
Placebo, Hydrolized Collagen, PrimaColl, Whey protein
Dietary Supplement
Lead sponsor
University of California, Davis
Other
Eligibility
18 Years to 30 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Davis, California
Not listed Not applicable Interventional Accepts healthy volunteers

Effects of Lactoferrin-enriched Whey on Iron Status in Females

NCT06232642
Conditions
Serum Ferritin
Interventions
Lactoferrin, iron and B12 in Whey Protein, Lactoferrin, Iron and B12 in Rice Protein, Lactoferrin, Iron and B12 in Maltrodextrin
Dietary Supplement
Lead sponsor
Utah State University
Other
Eligibility
18 Years to 30 Years · Female only
Enrollment
82 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Logan, Utah
Conditions
Healthy Subjects
Interventions
Protein Isolate, Progressive Resistance Exercise Training (PRE)
Dietary Supplement · Behavioral
Lead sponsor
Texas Woman's University
Other
Eligibility
18 Years to 30 Years
Enrollment
34 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Houston, Texas
Not listed Not applicable Interventional Accepts healthy volunteers

Protein Supplementation and Fat Mass Loss

NCT03678701
Conditions
Obesity
Interventions
Pre-meal 100% whey protein intake
Dietary Supplement
Lead sponsor
Texas Tech University
Other
Eligibility
19 Years to 55 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Lubbock, Texas
Completed Not applicable Interventional Accepts healthy volunteers Results available

Muscle Growth Following a Resistance Training Program in Men and Women Consuming Protein Supplements

NCT03868631
Conditions
Skeletal Muscle Growth
Interventions
Whey protein supplement, Soy protein supplement
Dietary Supplement
Lead sponsor
Point Loma Nazarene University
Other
Eligibility
18 Years to 35 Years
Enrollment
61 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
Phoenix, Arizona
Conditions
Diarrhea-Predominant Irritable Bowel Syndrome
Interventions
Glutamine
Drug
Lead sponsor
Tulane University
Other
Eligibility
18 Years to 72 Years
Enrollment
106 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2015
U.S. locations
1
States / cities
New Orleans, Louisiana
Conditions
Substrate Absorption, Substrate Oxidation, Glucose Regulation
Interventions
trt 1, trt 2, trt 3, trt 4, trt 5, trt 6, trt 7
Other
Lead sponsor
United States Department of Agriculture (USDA)
Federal
Eligibility
25 Years to 65 Years · Male only
Enrollment
9 participants
Healthy volunteers
Accepts healthy volunteers
U.S. locations
1
States / cities
Beltsville, Maryland