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ClinicalTrials.gov public records Last synced Sep 11, 2026, 12:24 AM EDT

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Showing 1–24 of 73 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
ACL Reconstruction
Interventions
Whey protein isolate, Protein + BAA, Placebo
Dietary Supplement
Lead sponsor
The Methodist Hospital Research Institute
Other
Eligibility
16 Years to 40 Years
Enrollment
102 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Houston, Texas
Recruiting Not applicable Interventional Accepts healthy volunteers

Effects of Acute Ketone Supplementation on the Brain

NCT07711990
Conditions
Brain Health
Interventions
Ketone Ester Drink, Placebo
Dietary Supplement
Lead sponsor
Christopher Crabtree
Other
Eligibility
45 Years to 65 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2029
U.S. locations
1
States / cities
Columbus, Ohio
Conditions
Prostate Cancer
Interventions
exercise intervention, nutritional supplementation, quality-of-life assessment, questionnaire administration, pharmacological study, laboratory biomarker analysis
Behavioral · Dietary Supplement · Procedure + 1 more
Lead sponsor
University of Southern California
Other
Eligibility
50 Years and older · Male only
Enrollment
43 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2018
U.S. locations
1
States / cities
Los Angeles, California
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
Conditions
Central Obesity
Interventions
soy supplementation
Dietary Supplement
Lead sponsor
The University of Texas at San Antonio
Other
Eligibility
45 Years to 60 Years · Female only
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2014
U.S. locations
1
States / cities
San Antonio, Texas
Completed Not applicable Interventional Accepts healthy volunteers

Time-Restricted Feeding Plus Resistance Training in Active Females

NCT03404271
Conditions
Healthy Active Females
Interventions
Beta-hydroxy beta-methylbutyrate, Resistance Training, Protein Supplementation, Time-Restricted Feeding
Dietary Supplement · Other · Behavioral
Lead sponsor
Texas Tech University
Other
Eligibility
18 Years to 30 Years · Female only
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
Lubbock, Texas
Conditions
Obesity
Interventions
Whey protein supplementation with exercise, Non protein supplementation with exercise (control)
Dietary Supplement · Other
Lead sponsor
Purdue University
Other
Eligibility
35 Years to 65 Years
Enrollment
580 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2010
U.S. locations
1
States / cities
West Lafayette, Indiana
Conditions
Critical Illness, Sarcopenia, ICU Acquired Weakness
Interventions
MRP and High Protein Supplement (HPRO) and Neuromuscular Electric Stimulation (NMES)
Combination Product
Lead sponsor
University of Maryland, Baltimore
Other
Eligibility
60 Years to 99 Years
Enrollment
78 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2027 – 2029
U.S. locations
1
States / cities
Baltimore, Maryland
Completed Not applicable Interventional Accepts healthy volunteers Results available

Effect of Whey Protein Supplementation and Resistance Exercise on Muscle Parameters in Older Adults

NCT00635739
Conditions
Mobility Limitation
Interventions
Whey protein, Maltodextrin placebo
Dietary Supplement
Lead sponsor
Tufts University
Other
Eligibility
70 Years to 85 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2011
U.S. locations
1
States / cities
Boston, Massachusetts
Completed Not applicable Interventional Accepts healthy volunteers

Nutrition, Body Composition, and Sleep

NCT03603041
Conditions
Sleep, Body Composition, Strength, Insulin Sensitivity, Energy Expenditure
Interventions
Whey protein, Omega-3 fatty acids
Dietary Supplement
Lead sponsor
University of Arkansas, Fayetteville
Other
Eligibility
Up to 85 Years · Female only
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Fayetteville, Arkansas
Conditions
Diabetes Mellitus, Type 1, Hyperglycemia, Postprandial
Interventions
Whey protein isolate
Dietary Supplement
Lead sponsor
University Hospitals Cleveland Medical Center
Other
Eligibility
5 Years to 17 Years
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018
U.S. locations
1
States / cities
Cleveland, Ohio
Conditions
Cancer, Breast Cancer
Interventions
Whey protein (60 grams), No protein
Dietary Supplement · Other
Lead sponsor
Allegheny Singer Research Institute (also known as Allegheny Health Network Research Institute)
Other
Eligibility
20 Years to 89 Years · Female only
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Conditions
Kidney Diseases
Interventions
Control, Protein, Protein + Exercise
Dietary Supplement · Behavioral
Lead sponsor
University of Illinois at Urbana-Champaign
Other
Eligibility
30 Years to 80 Years
Enrollment
138 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2018
U.S. locations
2
States / cities
Chicago, Illinois • Urbana, Illinois
Completed Not applicable Interventional Accepts healthy volunteers Results available

Whole Body Protein Metabolism of a Whey/EAA Supplement Using Continuous Oral Stable Isotopes

NCT04612400
Conditions
Healthy
Interventions
Oral amino acid tracer
Other
Lead sponsor
University of Arkansas
Other
Eligibility
21 Years to 40 Years
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Little Rock, Arkansas
Completed Not applicable Interventional Accepts healthy volunteers

Diet and Muscle Function In Older Adults

NCT02069314
Conditions
Sarcopenia
Interventions
Whey protein supplementation, Carbohydrate (polycose) supplementation
Dietary Supplement
Lead sponsor
Purdue University
Other
Eligibility
65 Years and older
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
1
States / cities
West Lafayette, Indiana
Conditions
Cardiometabolic Health
Interventions
Animal-Based Protein Smoothie, Plant-Based Protein Smoothie, Plant-Based Protein Smoothie with Leucine
Dietary Supplement
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years to 65 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Completed Not applicable Interventional Accepts healthy volunteers

Pea Protein Supplementation and Muscle Damage

NCT03448328
Conditions
Muscular Injury
Interventions
NUTRALYS pea protein supplement, Whey Protein, Apple juice
Dietary Supplement
Lead sponsor
Appalachian State University
Other
Eligibility
18 Years to 55 Years
Enrollment
90 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Kannapolis, North Carolina
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
Aging
Interventions
Whey Protein, Collagen Protein, Placebo
Dietary Supplement
Lead sponsor
The University of Texas Medical Branch, Galveston
Other
Eligibility
65 Years and older
Enrollment
116 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
2
States / cities
Galveston, Texas
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
Rheumatoid Arthritis
Interventions
Protein, Carbohydrate (Placebo), Resistance Exercise Program
Dietary Supplement · Other
Lead sponsor
Johns Hopkins University
Other
Eligibility
60 Years to 95 Years
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Focus of Study is Amino Acid Appearace in Blood
Interventions
Bacillus subtilis DE111, Placebo
Dietary Supplement
Lead sponsor
Lipscomb University
Other
Eligibility
18 Years to 34 Years
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
Nashville, Tennessee
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
Conditions
Parkinson Disease, Idiopathic
Interventions
Amino acid supplement, Whey Protein Supplement, Isonitrogenous Placebo Supplement
Drug · Dietary Supplement
Lead sponsor
UConn Health
Other
Eligibility
55 Years and older
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025
U.S. locations
1
States / cities
Farmington, Connecticut