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Showing 73–96 of 106 matching trials from the live ClinicalTrials.gov search.
Recruiting Not applicable Interventional

PKU Protein Requirements

NCT07194993
Conditions
PKU
Interventions
Nonradioactive stable oral isotope, Test diet
Other
Lead sponsor
Emory University
Other
Eligibility
18 Years and older
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Atlanta, Georgia
Conditions
Chronic Obstructive Pulmonary Disease
Interventions
Free balanced amino acid mixture, Free essential amino acid mixture
Dietary Supplement
Lead sponsor
Texas A&M University
Other
Eligibility
45 Years and older
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
1
States / cities
Little Rock, Arkansas
Completed Not applicable Interventional Accepts healthy volunteers

Dileucine and Resistance Training Adaptations

NCT06121869
Conditions
Hypertrophy, Strength Training Adaptations, Weight-Bearing Strengthening Program
Interventions
Placebo, Leucine, Dileucine
Dietary Supplement
Lead sponsor
Lindenwood University
Other
Eligibility
18 Years to 39 Years · Male only
Enrollment
34 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Saint Charles, Missouri
Conditions
Prostate Cancer
Interventions
Sargramostim (GM-CSF, Leukine), Flutamide (Eulexin), PROSTVAC-F/ TRICOM, PROSTVAC-V/TRICOM
Drug · Biological
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years to 110 Years · Male only
Enrollment
64 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2017
U.S. locations
3
States / cities
Bethesda, Maryland • New Brunswick, New Jersey • Philadelphia, Pennsylvania
Conditions
Leucine-Rich Glioma Inactivated 1 Autoimmune Encephalitis
Interventions
Rozanolixizumab, Placebo
Drug
Lead sponsor
UCB Biopharma SRL
Industry
Eligibility
18 Years to 89 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
9
States / cities
Aurora, Colorado • Jacksonville, Florida • Boston, Massachusetts + 5 more
Conditions
Healthy
Interventions
Branched Chain Amino Acids, Placebo
Dietary Supplement · Other
Lead sponsor
Montana State University
Other
Eligibility
18 Years to 55 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
Bozeman, Montana
Terminated Phase 2 Interventional Results available

N-Acetyl-L-Leucine for Ataxia-Telangiectasia (A-T)

NCT03759678
Conditions
Ataxia Telangiectasia
Interventions
IB1001
Drug
Lead sponsor
IntraBio Inc
Industry
Eligibility
6 Years and older
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
1
States / cities
Los Angeles, California
Conditions
Impaired Glucose Tolerance
Interventions
Resveratrol, resveratrol /HMB, Placebo treatment
Dietary Supplement · Other
Lead sponsor
Vanderbilt University
Other
Eligibility
18 Years to 55 Years
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
1
States / cities
Nashville, Tennessee
Completed Not applicable Interventional Accepts healthy volunteers

Calorie Restriction With Leucine Supplementation

NCT01757340
Conditions
Obesity, Menopause, Osteoporosis, Sarcopenia
Interventions
Weight loss with normal protein and leucine intake, Weight loss with protein/leucine supplementation
Behavioral
Lead sponsor
Washington University School of Medicine
Other
Eligibility
50 Years to 65 Years · Female only
Enrollment
43 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2017
U.S. locations
1
States / cities
St Louis, Missouri
Conditions
Niemann-Pick Disease, Type C
Interventions
N-Acetyl-L-Leucine, Placebo
Drug · Other
Lead sponsor
IntraBio Inc
Industry
Eligibility
4 Years and older
Enrollment
53 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2030
U.S. locations
1
States / cities
Rochester, Minnesota
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
Conditions
Type 2 Diabetes, Healthy Individuals
Interventions
Branched Chained Amino Acids, Cellulose Placebo mix
Dietary Supplement · Other
Lead sponsor
Loma Linda University
Other
Eligibility
20 Years to 90 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
1
States / cities
Loma Linda, California
Conditions
Lumbar Spinal Stenosis
Interventions
Essential amino acids, Alanine
Dietary Supplement
Lead sponsor
University of California, Irvine
Other
Eligibility
18 Years to 80 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Orange, California
Conditions
Muscle Atrophy, Quality of Life
Interventions
Essential Amino Acids (EAA), Placebo (Alanine)
Drug
Lead sponsor
University of Oregon
Other
Eligibility
50 Years to 80 Years
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2020
U.S. locations
2
States / cities
Eugene, Oregon
Conditions
Aging
Interventions
Resistance Exercise, 14 g Whey protein, 6.6 g Whey protein + 1.25 g leucine, 4 g Whey protein + 1.25 g leucine + 2.6 g Whey peptides, 6.6 g Whey protein + 1.25 g leucine + 0.8 g Citrulline, Water control
Behavioral · Dietary Supplement · Other
Lead sponsor
University of Illinois at Urbana-Champaign
Other
Eligibility
20 Years to 79 Years · Female only
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2019
U.S. locations
1
States / cities
Urbana, Illinois
Conditions
Parkinson Disease, Parkinson, Idiopathic Parkinson Disease, Early Parkinson Disease (Early PD), Parkinson Disease, Idiopathic
Interventions
NEU-411, Placebo
Drug · Other
Lead sponsor
Neuron23 Inc.
Industry
Eligibility
40 Years to 80 Years
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
45
States / cities
Sun City, Arizona • Little Rock, Arkansas • Fresno, California + 40 more
Completed Not applicable Interventional Accepts healthy volunteers

Effect of Microbial Protease Supplementation on Postprandial Amino Acid Levels

NCT04821557
Conditions
Protein Metabolism
Interventions
Protease + Protein, Placebo + Protein
Dietary Supplement
Lead sponsor
University of Illinois at Urbana-Champaign
Other
Eligibility
20 Years to 50 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Urbana, Illinois
Conditions
Healthy Participants
Interventions
AZD8630 (test formulation) via test inhaler, AZD8630 (reference formulation) via Monodose inhaler, Test inhaler, Monodose inhaler
Drug · Device
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 55 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Ataxia-Telangiectasia, Ataxia-Telangiectasia (A-T)
Interventions
N-Acetyl-L-Leucine, Placebo
Drug · Other
Lead sponsor
IntraBio Inc
Industry
Eligibility
4 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
3
States / cities
Los Angeles, California • Boston, Massachusetts • Houston, Texas
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

Metabolic Processes in Adults and Adolescents With Autism Spectrum Disorder

NCT02733120
Conditions
Autism Spectrum Disorder
Interventions
stable isotope infusion
Other
Lead sponsor
Texas A&M University
Other
Eligibility
16 Years and older
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
1
States / cities
College Station, Texas
Conditions
COPD
Interventions
Hydrolyzed casein protein, Hydrolyzed casein protein + carbohydrates, Hydrolyzed casein protein + leucine, Hydrolyzed casein protein + carbohydrates + leucine, 4 levels of hydrolyzed casein protein + carbohydrates
Dietary Supplement
Lead sponsor
Texas A&M University
Other
Eligibility
45 Years and older
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2015
U.S. locations
1
States / cities
College Station, Texas
Conditions
Schizophrenia
Interventions
N-acetylcysteine (NAC), Inactive placebo capsule
Drug
Lead sponsor
VA Greater Los Angeles Healthcare System
Federal
Eligibility
18 Years to 65 Years
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Los Angeles, California
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