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Showing 1–24 of 2,887 matching trials from the live ClinicalTrials.gov search.
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Completed Not applicable Interventional Accepts healthy volunteers

A Study to Evaluate the Effects of the Libido Lift Supplement on Libido and Sexual Desire in Men

NCT07564791
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated May 3, 2026 · Synced Sep 2, 2026, 6:23 AM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Nourishing Beginnings: Addressing Food Insecurity During Pregnancy

NCT05341960
View directory record Official record
Conditions
Pregnancy Related, Food Insecurity, Premature Birth, Pregnancy Complications
Interventions
Food Delivery, Financial Support
Behavioral · Other
Lead sponsor
Case Western Reserve University
Other
Eligibility
18 Years and older · Female only
Enrollment
124 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2026
U.S. locations
2
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Apr 14, 2026 · Synced Sep 2, 2026, 6:23 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Behavior of Infants Fed Formula Supplemented With Prebiotics

NCT02757924
View directory record Official record
Conditions
Gastrointestinal Tolerance
Interventions
Infant formula supplemented with prebiotics
Other
Lead sponsor
Abbott Nutrition
Industry
Eligibility
7 Days to 42 Days
Enrollment
59 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
11
States / cities
Dothan, Alabama • Pensacola, Florida • St. Petersburg, Florida + 8 more
Source: ClinicalTrials.gov public record
Updated Jun 18, 2017 · Synced Sep 2, 2026, 6:23 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

The Effect of Endothelin and L-Arginine on Racial Differences in Vasoconstriction

NCT03679780
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jun 10, 2024 · Synced Sep 2, 2026, 6:23 AM EDT
Completed Not applicable Interventional Results available

Supplemental Oxygen in Colorectal Surgery: A Quality Improvement Project

NCT01777568
View directory record Official record
Conditions
30% Oxygen Concentration During Colorectal Surgery, 80% Oxygen Concentration During Colorectal Surgery
Interventions
30% oxygen, 80% oxygen
Drug
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years to 80 Years
Enrollment
5,749 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Apr 4, 2019 · Synced Sep 2, 2026, 6:23 AM EDT
Completed Phase 4 Interventional Results available

Mechanism of Action Study for Psoriasis

NCT00932113
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Aug 30, 2017 · Synced Sep 2, 2026, 6:23 AM EDT
Completed Not applicable Interventional

A Study Evaluating the Hair Regrowth Efficacy and Safety of ALRV5XR in Male Subjects With Hair Loss

NCT04450589
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jun 29, 2020 · Synced Sep 2, 2026, 6:23 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

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

NCT01502813
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Apr 21, 2021 · Synced Sep 2, 2026, 6:23 AM EDT
Terminated Phase 2 Interventional Results available

Randomized Proof-of-Concept Trial to Evaluate the Safety and Explore the Effectiveness of Resveratrol, a Plant Polyphenol, for COVID-19

NCT04400890
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Feb 23, 2023 · Synced Sep 2, 2026, 6:23 AM EDT
Terminated Phase 2 Interventional Results available

Trial of Oral Glutamine in Patients With Sickle Cell Anemia

NCT00131508
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Apr 25, 2017 · Synced Sep 2, 2026, 6:23 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

EHR-based Decision Support for Pediatric Acute Abdominal Pain in Emergency Care

NCT02633735
View directory record Official record
Conditions
Appendicitis
Interventions
Appy CDS
Other
Lead sponsor
HealthPartners Institute
Other
Eligibility
5 Years to 20 Years
Enrollment
5,940 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
2
States / cities
Oakland, California • Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Jul 8, 2020 · Synced Sep 2, 2026, 6:23 AM EDT
Completed Not applicable Interventional

Healthy Futures Evaluation

NCT02554825
View directory record Official record
Conditions
Sexual Behavior
Interventions
Healthy Futures, Control
Behavioral
Lead sponsor
JSI Research & Training Institute, Inc.
Other
Eligibility
10 Years to 15 Years
Enrollment
1,344 participants
Timeline
2011 – 2015
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 17, 2015 · Synced Sep 2, 2026, 6:23 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

The Effects of Resveratrol Supplementation on Measurements of Health and Human Performance

NCT01244360
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jun 1, 2011 · Synced Sep 2, 2026, 6:23 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of a Vitality Dietary Supplement on Physical and Mental Function in Middle-aged Adults

NCT01155076
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Nov 13, 2013 · Synced Sep 2, 2026, 6:23 AM EDT
Completed Not applicable Interventional

A Study of Hemp Hull WFI for IBS Diarrhea

NCT06028035
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jun 4, 2024 · Synced Sep 2, 2026, 6:23 AM EDT
Terminated Phase 4 Interventional Accepts healthy volunteers

Assessing the Effectiveness of an N-of-1 Platform Using Study of Cognitive Enhancers

NCT04056650
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Mar 11, 2021 · Synced Sep 2, 2026, 6:23 AM EDT
Recruiting Not applicable Interventional

Efficacy of Written Versus Video Patient Education Materials for Postmastectomy Breast Reconstruction

NCT07602374
View directory record Official record
Conditions
Breast Surgery
Interventions
Questionnaires, Video Health Education Materials, Written Health Education Materials, Medical Chart Review
Other
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jun 11, 2026 · Synced Sep 2, 2026, 6:23 AM EDT
Recruiting No phase listed Observational

Post-Stroke Sensory Reweighting on Walking and Balance Outcomes

NCT06727097
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Dec 9, 2024 · Synced Sep 2, 2026, 6:23 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

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

NCT05763940
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Apr 23, 2024 · Synced Sep 2, 2026, 6:23 AM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Southern California Nutrition Incentive Program

NCT02976389
View directory record Official record
Conditions
Food Insecurity
Interventions
Financial Incentive: High, Financial Incentive: Middle, Financial Incentive: Low
Other
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older
Enrollment
3,780 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2025
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Aug 4, 2025 · Synced Sep 2, 2026, 6:23 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

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

NCT01473368
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Apr 3, 2017 · Synced Sep 2, 2026, 6:23 AM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Personalized Approach to Promote Healthy Aging

NCT06734468
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Apr 27, 2026 · Synced Sep 2, 2026, 6:23 AM EDT
Not yet recruiting Phase 1Phase 2 Interventional

A Clinical Trial of Iron Supplementation for Youth With ADHD and Restless Sleep

NCT07061470
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated May 3, 2026 · Synced Sep 2, 2026, 6:23 AM EDT
Completed Not applicable Interventional

Emergency Department Digital Pain Self-Management Intervention to Improve Acute Low Back Pain Outcomes

NCT06360341
View directory record Official record
Conditions
Low Back Pain, Mechanical, Acute Pain
Interventions
Emergency Department Digital Pain Self-Management Intervention (EDPSI), Routine Discharge Care
Behavioral · Other
Lead sponsor
University of Florida
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Jun 26, 2025 · Synced Sep 2, 2026, 6:23 AM EDT