Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Sep 1, 2026, 7:26 PM EDT

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Showing 1–24 of 3,305 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Low Libido, Sexual; Desire Absent
Interventions
Dietary Supplement: Libido Lift, Placebo
Dietary Supplement
Lead sponsor
Bio Nature Health
Industry
Eligibility
35 Years to 75 Years · Male only
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Las Vegas, Nevada
Conditions
Cardiovascular Diseases, Cardiovascular Risk Factor, Vasoconstriction
Interventions
BQ-788, BQ-123, L-Arginine, NG Nitro L Arginine Methyl Ester, Sodium Nitroprusside, Lactated Ringer's
Drug
Lead sponsor
The University of Texas at Arlington
Other
Eligibility
18 Years to 35 Years
Enrollment
19 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2023
U.S. locations
1
States / cities
Arlington, Texas
Completed Phase 4 Interventional Results available

Mechanism of Action Study for Psoriasis

NCT00932113
Conditions
Psoriasis
Interventions
Methotrexate, Adalimumab (Humira)
Drug
Lead sponsor
Tufts Medical Center
Other
Eligibility
18 Years to 85 Years
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2017
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Type 2 Diabetes
Interventions
Diabetes Education Plus Monthly Food Vouchers, Diabetes Education Plus Combination of Monthly Food Vouchers and Stock Boxes, Diabetes Education Only, Diabetes Education Plus Monthly Stock Boxes
Behavioral
Lead sponsor
State University of New York at Buffalo
Other
Eligibility
21 Years and older
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2027
U.S. locations
1
States / cities
Buffalo, New York
Conditions
Androgenetic Alopecia, Androgenic Alopecia, Telogen Effluvium, Thinning Hair, Hair Loss/Baldness, Hair Thinning
Interventions
ALRV5XR, ALRV5XR Shampoo, ALRV5XR Conditioner, ALRV5XR Hair Follicle Serum (Nutriment), Placebo, Placebo Shampoo, Placebo Conditioner, Placebo Hair Follicle Serum (Nutriment)
Dietary Supplement · Other
Lead sponsor
Arbor Life Labs
Industry
Eligibility
18 Years to 65 Years · Male only
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018
U.S. locations
1
States / cities
San Francisco, California
Completed Not applicable Interventional Accepts healthy volunteers Results available

Citicoline, Creatine, and Omega-3 Effects in Middle Age Women

NCT01502813
Conditions
Cognitive Benefits
Interventions
Citicoline, Omega-3 Fatty Acids and Creatine
Drug
Lead sponsor
Deborah Yurgelun-Todd
Other
Eligibility
40 Years to 60 Years · Female only
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2019
U.S. locations
1
States / cities
Salt Lake City, Utah
Completed Not applicable Interventional Accepts healthy volunteers Results available

Effect of Omega-3 Supplementation During Pregnancy on Regulation of Stress

NCT01158976
Conditions
Healthy Pregnant Women
Interventions
Docosahexanoic Acid, Placebo
Dietary Supplement · Other
Lead sponsor
University of Chicago
Other
Eligibility
20 Years to 34 Years · Female only
Enrollment
64 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2013
U.S. locations
2
States / cities
Chicago, Illinois • Pittsburgh, Pennsylvania
Conditions
COVID-19
Interventions
Resveratrol, Vitamin D3
Drug · Dietary Supplement
Lead sponsor
Marvin McCreary, MD
Other
Eligibility
45 Years and older
Enrollment
105 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Columbus, Ohio
Conditions
Anemia, Sickle Cell
Interventions
Glutamine, Placebo
Drug
Lead sponsor
St. Jude Children's Research Hospital
Other
Eligibility
5 Years to 18 Years
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2009
U.S. locations
1
States / cities
Memphis, Tennessee
Conditions
Inflammation
Interventions
resveratrol, Placebo Comparator: Sugar Pill
Dietary Supplement · Other
Lead sponsor
Marywood University
Other
Eligibility
45 Years to 75 Years
Enrollment
44 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
1
States / cities
Scranton, Pennsylvania
Conditions
Health-related Quality of Life
Interventions
Vitality Product, Placebo
Dietary Supplement
Lead sponsor
Pharmanex
Industry
Eligibility
40 Years to 70 Years
Enrollment
116 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2013
U.S. locations
3
States / cities
Tucson, Arizona • Chaska, Minnesota • Houston, Texas
Conditions
Irritable Bowel Syndrome-bile Acid Diarrhea
Interventions
BB01
Dietary Supplement
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 70 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Rochester, Minnesota
Conditions
Cognitive Performance
Interventions
L-theanine, Caffeine supplement, N1 app
Drug · Dietary Supplement · Device
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years and older
Enrollment
57 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
New York, New York
Conditions
Ischemic Stroke
Interventions
Posturography, Walking Speed, Instrumented 7M Timed UP and GO, Fall Event Records, MRI (3T)
Diagnostic Test · Other
Lead sponsor
University of Cincinnati
Other
Eligibility
18 Years and older
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Cincinnati, Ohio
Not listed Not applicable Interventional Accepts healthy volunteers

Efficacy of OmegaBoost to Increase Omega-3 Levels in Healthy Individuals

NCT05763940
Conditions
Dry Eye Syndromes, Age-Related Macular Degeneration, Omega 3 Index
Interventions
OmegaBoost, Nature Made (soft gel), Nature Made (gummy)
Dietary Supplement
Lead sponsor
Western University of Health Sciences
Other
Eligibility
18 Years and older
Enrollment
130 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Pomona, California
Completed Not applicable Interventional Accepts healthy volunteers Results available

Effects of S. Boulardii and Amoxicillin/Clavulanate on Gut Microbiota

NCT01473368
Conditions
Healthy Volunteers
Interventions
Saccharomyces boulardii, Amoxicillin Clavulanate
Dietary Supplement · Drug
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
18 Years to 65 Years
Enrollment
53 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
1
States / cities
Boston, Massachusetts
Completed Phase 1 Interventional Accepts healthy volunteers

Magnesium Supplementation to Prevent Bone Loss

NCT00346658
Conditions
Osteoporosis
Interventions
magnesium
Drug
Lead sponsor
University of Tennessee
Other
Eligibility
55 Years to 75 Years
Enrollment
74 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2002 – 2006
U.S. locations
1
States / cities
Memphis, Tennessee
Conditions
Critical Illness, Sepsis, Multiple Organ Failure
Interventions
Glutamine, Antioxidants, Glutamine + Antioxidants, Placebo
Other
Lead sponsor
Daren K. Heyland
Other
Eligibility
18 Years and older
Enrollment
1,223 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2012
U.S. locations
5
States / cities
Aurora, Colorado • Louisville, Kentucky • Dayton, Ohio + 2 more
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Personalized Approach to Promote Healthy Aging

NCT06734468
Conditions
Aging, Aging, Healthy
Interventions
Lifestyle Management
Behavioral
Lead sponsor
Arizona State University
Other
Eligibility
50 Years to 85 Years
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
Phoenix, Arizona
Conditions
ADHD, Sleep Problems
Interventions
Ferrous Sulfate, Placebo
Dietary Supplement · Other
Lead sponsor
Hugo W. Moser Research Institute at Kennedy Krieger, Inc.
Other
Eligibility
8 Years to 18 Years
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2027
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Immunity Disorders, Aging, Inflammation
Interventions
HTB Rejuvenate
Dietary Supplement
Lead sponsor
Big Bold Health, PBC
Industry
Eligibility
18 Years to 85 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Bainbridge Island, Washington
Conditions
Healthy Adults; Cognitive Performance; Sleep Quality; Neuromuscular Function
Interventions
Magnesium L-threonate, Placebo
Dietary Supplement
Lead sponsor
Barry University
Other
Eligibility
18 Years to 45 Years
Enrollment
81 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Miami Shores, Florida
Conditions
Response of Fatty Acid Desaturation to Zinc Intake
Interventions
30 mg Zn Amino Acid daily for 13 days, 30 mg Zn Gluconate daily for 13 days
Dietary Supplement
Lead sponsor
University of California, Berkeley
Other
Eligibility
18 Years to 50 Years · Male only
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Berkeley, California
Conditions
Menopause
Interventions
Probiotic, Placebo
Dietary Supplement · Other
Lead sponsor
Lallemand Health Solutions
Industry
Eligibility
40 Years to 59 Years · Female only
Enrollment
144 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
5
States / cities
Lake Worth, Florida • Port Saint Lucie, Florida • Atlanta, Georgia + 2 more