Independent directory Public ClinicalTrials.gov records United States
Clear filters
ClinicalTrials.gov public records Last synced Sep 3, 2026, 6:54 PM EDT

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

Showing 1–24 of 85 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Chronic Fatigue Syndrome
Interventions
Heart Rhythm Biofeedback, Hydrogen Water, Combined treatment: Heart rhythm biofeedback plus hydrogen water
Behavioral · Dietary Supplement · Combination Product
Lead sponsor
Stony Brook University
Other
Eligibility
18 Years to 65 Years
Enrollment
39 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Stony Brook, New York
Completed Not applicable Interventional Accepts healthy volunteers

Fermented Papaya and Driving Simulator Older Adult Study

NCT06672874
Conditions
Healthy
Interventions
Fermented Papaya Preparation (FPP)
Dietary Supplement
Lead sponsor
University of Florida
Other
Eligibility
70 Years to 80 Years
Enrollment
34 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Gainesville, Florida
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

BMI-based Vitamins in Obese Pregnant Women

NCT02802566
Conditions
Obesity
Interventions
BMI-based prenatal vitamin, Standard prenatal vitamin
Dietary Supplement
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years and older · Female only
Enrollment
146 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2025
U.S. locations
2
States / cities
Boston, Massachusetts
Conditions
Dyskeratosis Congenita, Telomere Disease
Interventions
Quercetin
Drug
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
2 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Cincinnati, Ohio
Conditions
Insulin Resistance, Mild Cognitive Impairment, Cognitive Decline, Neurodegenerative Disorders
Interventions
Sabroxy®, Placebo
Dietary Supplement · Other
Lead sponsor
SF Research Institute, Inc.
Network
Eligibility
40 Years to 80 Years
Enrollment
140 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
San Francisco, California
Conditions
Diabetic Nephropathies, Proteinuria, Oxidative Stress
Interventions
N-acetylcysteine, silibin, high-dose silibin, N-acetylcysteine placebo, silibin placebo
Dietary Supplement
Lead sponsor
The University of Texas Health Science Center at San Antonio
Other
Eligibility
18 Years to 70 Years
Enrollment
114 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2016
U.S. locations
1
States / cities
San Antonio, Texas
Completed Not applicable Interventional Accepts healthy volunteers

The Effects of a Nutrition Supplement on Health Related Quality of Life

NCT04499560
Conditions
Sleep, Stress, Health, Subjective, Inflammation, Cognitive Symptom
Interventions
Supplement Drink
Dietary Supplement
Lead sponsor
Nutraceuticals Research Institute
Other
Eligibility
18 Years to 70 Years
Enrollment
160 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
1
States / cities
Franklin, Tennessee
Conditions
Hair Thinning
Interventions
Nutrafol® Men Hair Growth Nutraceutical, Placebo Supplement
Dietary Supplement · Other
Lead sponsor
Nutraceutical Wellness Inc.
Industry
Eligibility
21 Years to 55 Years · Male only
Enrollment
112 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
2
States / cities
Manhattan Beach, California • San Diego, California
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
Completed Not applicable Interventional Accepts healthy volunteers

Effect of 6-week Strawberry Supplementation on Insulin Action (STR2)

NCT01457612
Conditions
Insulin Resistance, Nutritional Disease, Metabolic Disease
Interventions
Strawberry, Placebo1, Placebo2
Dietary Supplement
Lead sponsor
Clinical Nutrition Research Center, Illinois Institute of Technology
Industry
Eligibility
18 Years to 65 Years
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2013
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
Healthy
Interventions
Not listed
Lead sponsor
AmeriSciences LP
Industry
Eligibility
21 Years to 65 Years
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2013
U.S. locations
3
States / cities
Pearl, Mississippi • Charlotte, North Carolina • Logan, West Virginia
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Plant Concentrate Blend on Oxidative Stress in Healthy Humans

NCT02213588
Conditions
Healthy
Interventions
AOX blend, Placebo
Dietary Supplement
Lead sponsor
Access Business Group
Industry
Eligibility
18 Years to 65 Years
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
1
States / cities
Buena Park, California
Conditions
Diabetes Mellitus, Type 1
Interventions
Antioxidant supplement, Diabetes treatment, Regular Insulin
Dietary Supplement · Other · Drug
Lead sponsor
Nemours Children's Clinic
Other
Eligibility
12 Years to 21 Years
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
1
States / cities
Jacksonville, Florida
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Xoçai Antioxidant Supplements on Atherosclerosis Risk Factors

NCT00666250
Conditions
Hypertension, Dyslipidemia, Hyperglycemia
Interventions
Xocai Activ drink
Dietary Supplement
Lead sponsor
University of Utah
Other
Eligibility
18 Years to 95 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2008
U.S. locations
1
States / cities
Salt Lake City, Utah
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Combined Antioxidant and Preeclampsia Prediction Studies (CAPPS)

NCT00135707
Conditions
Preeclampsia
Interventions
Dietary Supplement/Vitamins, Placebo for Vitamin C and Vitamin E
Drug
Lead sponsor
The George Washington University Biostatistics Center
Other
Eligibility
Female only
Enrollment
10,154 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2009
U.S. locations
16
States / cities
Birmingham, Alabama • Chicago, Illinois • Detroit, Michigan + 13 more
Conditions
Acne Vulgaris, Acne
Interventions
HBKB Capsule, HBKB Supplement Vehicle
Dietary Supplement · Other
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years to 35 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Los Angeles, California
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
Inflammation, Atherosclerosis, Cardiovascular Disease
Interventions
PolyResveratrol Supplementation, Curcumin Supplementation
Dietary Supplement
Lead sponsor
University of South Carolina
Other
Eligibility
18 Years to 60 Years
Enrollment
21 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2020
U.S. locations
1
States / cities
Columbia, South Carolina
Conditions
Observe Effect of Antioxidant on Sperm DNA Fragmention
Interventions
Natural Antioxidant supplement
Dietary Supplement
Lead sponsor
Colorado Center for Reproductive Medicine
Other
Eligibility
18 Years to 55 Years · Male only
Enrollment
54 participants
Timeline
2018 – 2022
U.S. locations
1
States / cities
Lone Tree, Colorado
Conditions
Eye Health, Vision, Cognitive Function
Interventions
VisionPure Dietary Supplement, Placebo
Dietary Supplement
Lead sponsor
Applied Science & Performance Institute
Industry
Eligibility
18 Years to 40 Years
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
3
States / cities
Lutz, Florida • Tampa, Florida
Conditions
Inflammation, Metabolic Disorder, Hypertriglyceridemia
Interventions
Aronia juice, Placebo
Dietary Supplement · Other
Lead sponsor
Montana State University
Other
Eligibility
18 Years to 60 Years
Enrollment
13 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
Bozeman, Montana
Conditions
Anxiety Disorders and Symptoms, Fibromyalgia, Arthritis, Chronic Pain, Hypertension,Essential
Interventions
IV Vitamin Infused Therapy Treatment, Herbal medicine
Dietary Supplement · Drug
Lead sponsor
Faith A. Richardson
Other
Eligibility
21 Years to 80 Years
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Dover, Delaware
Conditions
Schizophrenia and Related Disorders, Mitochondrial Alteration, Cognitive Impairment
Interventions
MitoQ, Placebo
Drug
Lead sponsor
Mclean Hospital
Other
Eligibility
18 Years to 35 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
2
States / cities
New Haven, Connecticut • Belmont, Massachusetts
Conditions
Respiratory Distress Syndrome, Adult
Interventions
Minimal (Trophic) Feeding, Full Feeding, Omega-3 Fatty Acids and Antioxidant Supplements, Placebo
Behavioral · Dietary Supplement
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
13 Years and older
Enrollment
272 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
41
States / cities
Fresno, California • Sacramento, California • San Francisco, California + 20 more