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ClinicalTrials.gov public records Last synced Sep 16, 2026, 8:42 PM EDT

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Showing 1–24 of 56 matching trials from the live ClinicalTrials.gov search.
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Conditions
Glioblastoma Multiforme
Interventions
arginine in powder form, Silica and cellulose placebo powder
Drug
Lead sponsor
Inova Health Care Services
Other
Eligibility
18 Years and older
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
1
States / cities
Fairfax, Virginia
Recruiting Phase 2 Interventional

SMART Diets for MASLD

NCT07459504
Conditions
Metabolic-dysfunction Associated Steatotic Liver Disease
Interventions
Essential Amino Acids Supplementation intervention, Low sugar diet
Drug · Other
Lead sponsor
Michigan State University
Other
Eligibility
11 Years to 17 Years
Enrollment
102 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
1
States / cities
Grand Rapids, Michigan
Conditions
Protein Metabolism
Interventions
Arginine
Dietary Supplement
Lead sponsor
Texas A&M University
Other
Eligibility
30 Years and older · Female only
Enrollment
19 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2012
U.S. locations
1
States / cities
Little Rock, Arkansas
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers

Essential Amino Acids Supplementation and Muscle Protein Synthesis

NCT01366924
Conditions
Muscle Loss, Muscle Anabolism
Interventions
Essential Amino Acids, Endurance exercise
Dietary Supplement · Other
Lead sponsor
United States Army Research Institute of Environmental Medicine
Federal
Eligibility
18 Years to 35 Years
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2010
U.S. locations
2
States / cities
Boston, Massachusetts • Natick, Massachusetts
Conditions
Renal Insufficiency, Chronic
Interventions
6R-BH4, 6R-BH4 placebo, Folic acid, Exercise training, Stretching, Histidine and beta-alanine supplementation, Histidine and beta-alanine placebo
Drug · Other · Dietary Supplement
Lead sponsor
Emory University
Other
Eligibility
18 Years to 75 Years
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2027
U.S. locations
3
States / cities
Atlanta, Georgia • Decatur, Georgia
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
Completed Not applicable Interventional Accepts healthy volunteers

The Short Term Effects of Oceanix Supplementation on Recovery

NCT04315077
Conditions
Oxidative Stress, Muscle Strength, Resistance Training, Muscle Damage, Immune Suppression
Interventions
Oceanix®, Resistance Training
Dietary Supplement · Other
Lead sponsor
Applied Science & Performance Institute
Industry
Eligibility
18 Years to 45 Years
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
Tampa, Florida
Conditions
Adult Spinal Deformity
Interventions
Essential Amino Acid Supplement by Amino Co, Placebo
Dietary Supplement
Lead sponsor
University of Arkansas
Other
Eligibility
40 Years to 65 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Little Rock, Arkansas
Completed Not applicable Interventional Accepts healthy volunteers

Oral Supplement and Acute Resistance Exercise

NCT06801951
Conditions
Chronic Obstructive Pulmonary Disease
Interventions
acute resistance exercise with oral nutrition supplementation, stable tracer infusion
Other
Lead sponsor
Texas A&M University
Other
Eligibility
45 Years to 100 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2020
U.S. locations
1
States / cities
College Station, Texas
Completed Not applicable Interventional Accepts healthy volunteers

Essential Amino Acids and High Intensity Interval Training

NCT04080102
Conditions
Cardiovascular Risk Factor, Obesity
Interventions
High Intensity Interval Training, Essential Amino Acid, High intensity interval training and essential amino acid supplement
Other · Dietary Supplement
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
30 Years to 50 Years
Enrollment
84 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Conditions
Geriatric Hip Fracture
Interventions
XR™ Recovery Supplement, XR Carbohydrate Loading Supplement
Dietary Supplement
Lead sponsor
NYU Langone Health
Other
Eligibility
65 Years and older
Enrollment
118 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
New York, New York
Completed Not applicable Interventional Accepts healthy volunteers Results available

The Effects of Leucine on Body Weight

NCT00683826
Conditions
Overweight, Obesity
Interventions
L-Leucine 8gr, Liquid meal, L-Leucine 4g
Dietary Supplement · Other
Lead sponsor
Columbia University
Other
Eligibility
18 Years to 65 Years
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2010
U.S. locations
1
States / cities
New York, New York
Conditions
End Stage Renal Failure on Dialysis
Interventions
Amino acid supplementation NephrAmine®
Dietary Supplement
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2020
U.S. locations
2
States / cities
Boston, Massachusetts
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

Micronutrients for Attention-Deficit Hyperactivity Disorder in Youth (MADDY) Study

NCT03252522
Conditions
Attention Deficit Hyperactivity Disorder
Interventions
Broad Spectrum Micronutrients; a 36-ingredient blend of vitamins, minerals, amino acids, and antioxidants, Placebo
Combination Product · Dietary Supplement
Lead sponsor
Oregon Health and Science University
Other
Eligibility
6 Years to 12 Years
Enrollment
135 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2021
U.S. locations
2
States / cities
Columbus, Ohio • Portland, Oregon
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
Conditions
Quad Atrophy
Interventions
Amino Acid, Placebo
Drug · Other
Lead sponsor
Hospital for Special Surgery, New York
Other
Eligibility
40 Years to 100 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2022
U.S. locations
1
States / cities
New York, New York
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
Completed Phase 1 Interventional Accepts healthy volunteers

Nutritional and Contractile Regulation of Muscle Growth

NCT00891696
Conditions
Sarcopenia
Interventions
Rapamycin, Amino acid supplementation, Low-intensity resistance exercise, Sodium nitroprusside, Blood flow restriction cuff
Drug · Other · Device
Lead sponsor
The University of Texas Medical Branch, Galveston
Other
Eligibility
18 Years to 85 Years
Enrollment
144 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2015
U.S. locations
1
States / cities
Galveston, Texas
Conditions
End Stage Renal Failure on Dialysis
Interventions
Amino acid supplementation
Dietary Supplement
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Femoral Fracture, Fragility Fracture, Muscle Atrophy
Interventions
Essential Amino Acid Supplementation
Combination Product
Lead sponsor
Michael C Willey
Other
Eligibility
65 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
2
States / cities
Iowa City, Iowa • Eugene, Oregon
Conditions
Hepatic Steatosis, NAFLD, Adolescent Obesity
Interventions
Essential Amino Acid Supplement by Amino Co, Placebo
Drug · Other
Lead sponsor
University of Colorado, Denver
Other
Eligibility
13 Years to 18 Years
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Aurora, Colorado
Conditions
Hip Fracture, Osteoarthritis, Femur Head Necrosis
Interventions
Essential amino acid supplement, Ketoconazole, Placebo
Drug
Lead sponsor
University of Arkansas
Other
Eligibility
30 Years to 80 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2012
U.S. locations
1
States / cities
Little Rock, Arkansas
Conditions
Tendinopathy
Interventions
Amino Acids
Dietary Supplement
Lead sponsor
Purdue University
Other
Eligibility
21 Years to 80 Years
Enrollment
7 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2022
U.S. locations
1
States / cities
West Lafayette, Indiana
Conditions
Alzheimer Disease
Interventions
l-Histidine, Control
Drug · Other
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
50 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Winston-Salem, North Carolina