Independent directory Public ClinicalTrials.gov records United States
Clear filters
ClinicalTrials.gov public records Last synced Sep 26, 2026, 11:54 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.
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Glutathione (an Antioxidant) and N-Acetylcysteine on Inflammation

NCT01550432
Conditions
Obesity, Hyperlipidemia, Insulin Resistance, Hypertension
Interventions
Glutathione, N-Acetylcysteine, Placebo
Dietary Supplement · Other
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Enrollment
78 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
1
States / cities
Stanford, California
Conditions
Rosacea, Systemic Inflammation
Interventions
Skin Barrier Oral Supplement
Dietary Supplement
Lead sponsor
Integrative Skin Science and Research
Industry
Eligibility
30 Years to 70 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Sacramento, California
Conditions
Asthma, Lung Function Decreased, Food Allergy, Allergic Sensitisation, Allergic Rhinitis, COPD, Atopy
Interventions
Dietary intake of various nutrients, foods and biocompounds
Other
Lead sponsor
Johns Hopkins Bloomberg School of Public Health
Other
Eligibility
15 Years to 75 Years
Enrollment
3,500 participants
Timeline
2007 – 2010
U.S. locations
1
States / cities
Baltimore, Maryland
Completed Not applicable Interventional Accepts healthy volunteers

The Influence of Race and MitoQ Supplementation on Skin Blood Flow in the Cold

NCT06784531
Conditions
Cold Exposure
Interventions
Mitoquinone mesylate (MitoQ), Placebo, Cold Water Hand Immersion, Cold Air Exposure
Dietary Supplement · Other
Lead sponsor
United States Army Research Institute of Environmental Medicine
Federal
Eligibility
18 Years to 40 Years
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Natick, Massachusetts
Conditions
Chronic Fatigue Syndrome, Myalgic Encephalomyelitis
Interventions
NAC 900mg/day, NAC 3600mg/day, NAC 0mg/day (Placebo)
Drug
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
21 Years to 60 Years
Enrollment
95 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2027
U.S. locations
1
States / cities
New York, New York
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Micronutrients to Prevent Noise-induced Hearing Loss

NCT00808470
Conditions
Noise-Induced Hearing Loss
Interventions
beta-carotene, vitamins C and E, magnesium, Placebo
Drug · Other
Lead sponsor
University of Michigan
Other
Eligibility
18 Years to 35 Years
Enrollment
72 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2013
U.S. locations
1
States / cities
Gainesville, Florida
Completed Not applicable Interventional Accepts healthy volunteers

Assessment of Delphinol® Dose on Vascular Function

NCT07196059
Conditions
Healthy
Interventions
Delphinol, Placebo
Dietary Supplement
Lead sponsor
University of Memphis
Other
Eligibility
18 Years to 35 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
1
States / cities
Memphis, Tennessee
Recruiting Not applicable Interventional Accepts healthy volunteers

Effect of Watermelon on Cardiometabolic Health

NCT07006636
Conditions
Cardiometabolic Health Indicators, Whole-body Antioxidant Capacity
Interventions
Watermelon Juice + liquid meal test at baseline, Sweetened placebo beverage +liquid meal test at baseline
Other
Lead sponsor
University of California, Los Angeles
Other
Eligibility
Female only
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Los Angeles, California
Conditions
Metabolic Syndrome
Interventions
Dietary Antioxidant (V8® Low Sodium 100% vegetable juice), Control group
Other
Lead sponsor
Martha Biddle
Other
Eligibility
21 Years to 90 Years
Enrollment
94 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
1
States / cities
Lexington, Kentucky
Conditions
Chronic Obstructive Pulmonary Disease (COPD)
Interventions
Group 1, Group 2
Dietary Supplement
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
18 Years to 70 Years
Enrollment
46 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2010
U.S. locations
1
States / cities
New York, New York
Conditions
Multiple Sclerosis
Interventions
N-acetyl Cysteine
Dietary Supplement
Lead sponsor
Thomas Jefferson University
Other
Eligibility
18 Years and older
Enrollment
55 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2027
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Recruiting Not applicable Interventional Accepts healthy volunteers

Long-term COVID and Rehabilitation

NCT05373043
Conditions
Long-COVID
Interventions
Mitoquinone, Placebo
Dietary Supplement
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2028
U.S. locations
1
States / cities
Salt Lake City, Utah
Recruiting Not applicable Interventional Accepts healthy volunteers

Curcumin & Astaxanthin for Lowering Triglyceride Readings and Inflammation

NCT07063056
Conditions
Triglycerides
Interventions
Curcumin (Longvida™), Half Dose Curcumin (Longvida™), Astaxanthin, Placebo Control
Dietary Supplement · Other
Lead sponsor
Medinutra LLC
Other
Eligibility
21 Years to 59 Years
Enrollment
64 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Dublin, Ohio
Completed Not applicable Interventional Results available

Nutrition and Aerobic Exercise in Chronic Stroke

NCT02043574
Conditions
Stroke
Interventions
Treadmill Exercise, Stretching (control)
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
20 Years and older
Enrollment
51 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2019
U.S. locations
2
States / cities
Baltimore, Maryland • San Antonio, Texas
Conditions
Healthy
Interventions
Walnut consumption
Behavioral
Lead sponsor
Tufts University
Other
Eligibility
50 Years and older
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Pigmentation
Interventions
Topical Product A, Topical Product B, Topical Product C, Control
Other
Lead sponsor
Henry Ford Health System
Other
Eligibility
18 Years and older
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Detroit, Michigan
Conditions
Epilepsy in Children, Epilepsy in Youth, Randomized Controlled Trial, Refractory Epilepsy, Diet Intervention
Interventions
Low Glutamate diet
Other
Lead sponsor
American University
Other
Eligibility
2 Years to 21 Years
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Conditions
Cancer
Interventions
1 tablet composed of antioxidants and minerals
Dietary Supplement
Lead sponsor
Roswell Park Cancer Institute
Other
Eligibility
18 Years and older
Enrollment
38 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2012
U.S. locations
1
States / cities
Buffalo, New York
Conditions
Aging
Interventions
MitoQ, Placebo
Dietary Supplement
Lead sponsor
University of Colorado, Boulder
Other
Eligibility
60 Years and older
Enrollment
112 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2026
U.S. locations
1
States / cities
Boulder, Colorado
Not listed Not applicable Interventional Accepts healthy volunteers

Beverage for Immune Support

NCT05566314
Conditions
Immune
Interventions
Amunizer, Placebo
Dietary Supplement · Other
Lead sponsor
Nutraceuticals Research Institute
Other
Eligibility
20 Years to 65 Years
Enrollment
160 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Franklin, Tennessee
Conditions
Advanced Metastatic (Stage IV) Colorectal Cancer
Interventions
PledOx (2 µmol/kg), PledOx (5 µmol/kg), PledOx (10 µmol/kg), Placebo (0,9% NaCl)
Drug
Lead sponsor
Egetis Therapeutics AB (publ)
Industry
Eligibility
18 Years and older
Enrollment
186 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
6
States / cities
La Jolla, California • Bethesda, Maryland • Chattanooga, Tennessee + 3 more
Completed Phase 1 Interventional Accepts healthy volunteers

The Effect of Antioxidants on Skin Blood Flow-BH4

NCT03680573
Conditions
Cardiovascular Diseases, Cardiovascular Risk Factor, Vasoconstriction
Interventions
Control: Lacated Ringers, Apocynin, Allopurinol, BH4, NG Nitro L Arginine Methyl Ester, Sodium Nitroprusside, Acetyl-ß-methylcholine chloride
Drug
Lead sponsor
The University of Texas at Arlington
Other
Eligibility
18 Years to 35 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
Arlington, Texas
Conditions
Friedreich Ataxia
Interventions
Idebenone
Drug
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
Not listed
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2006
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
Persian Gulf Syndrome
Interventions
Carnosine, Placebo
Drug
Lead sponsor
Georgetown University
Other
Eligibility
34 Years to 82 Years
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2012
U.S. locations
1
States / cities
Washington D.C., District of Columbia