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ClinicalTrials.gov public records Last synced Oct 19, 2026, 10:59 AM EDT

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Showing 1–24 of 838 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Dietary Supplement Clear all
Not listed Not applicable Interventional Accepts healthy volunteers

Clinical Study on Prodovite® VMP35 Supplement on Athletic Performance

NCT04121481
View directory record Official record
Conditions
Athletic Performance
Interventions
Clinical Investigation on Enhanced Sports Nutrition and Performance Activities by Prodovite VMP35 Supplement, Broad Spectrum Safety
Dietary Supplement
Lead sponsor
Victory Nutrition International, Inc.
Industry
Eligibility
18 Years to 74 Years
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Cornelius, North Carolina
Source: ClinicalTrials.gov public record
Updated May 7, 2021 · Synced Oct 19, 2026, 10:59 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

A Single Group Study to Evaluate the Efficacy of Bye Bye Bloat Capsules in Relieving Bloating and Promoting Healthy Digestion.

NCT06516744
View directory record Official record
Conditions
Digestive Health, Digestion
Interventions
Bye Bye Bloat Capsules
Dietary Supplement
Lead sponsor
Love Wellness
Industry
Eligibility
18 Years and older · Female only
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Santa Monica, California
Source: ClinicalTrials.gov public record
Updated Jul 24, 2024 · Synced Oct 19, 2026, 10:59 AM EDT
Terminated Not applicable Interventional

Influence of Opioid Use on the Effects of Spinal Manipulative Therapy for Low Back Pain

NCT03749564
View directory record Official record
Conditions
Low Back Pain, Opioid Use
Interventions
SMT, Activation Exercises, Mobilizing Exercises, Extended SMT
Behavioral
Lead sponsor
University of Utah
Other
Eligibility
18 Years to 60 Years
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Sep 22, 2022 · Synced Oct 19, 2026, 10:59 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

An Evaluation of the Effects of a Non-Caffeinated Energy Dietary Supplement

NCT04895800
View directory record Official record
Conditions
Health Behavior
Interventions
Phytovive, Placebo, Caffeine
Dietary Supplement
Lead sponsor
Nova Southeastern University
Other
Eligibility
18 Years to 50 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Davie, Florida
Source: ClinicalTrials.gov public record
Updated Jun 9, 2021 · Synced Oct 19, 2026, 10:59 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of a Dietary Supplement on Markers of Glucose Control and Quality of Life

NCT05573607
View directory record Official record
Conditions
Blood Glucose
Interventions
Placebo, Chromium
Dietary Supplement
Lead sponsor
The Center for Applied Health Sciences, LLC
Industry
Eligibility
21 Years to 65 Years
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Canfield, Ohio
Source: ClinicalTrials.gov public record
Updated Nov 10, 2022 · Synced Oct 19, 2026, 10:59 AM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

A Study to Investigate the Effect of a Multivitamin, Multi-nutrient Supplement on Mental and Emotional Wellbeing

NCT07146321
View directory record Official record
Conditions
Menopause
Interventions
multi-vitamin, multi-nutrient, Placebo
Dietary Supplement
Lead sponsor
Biologica Inc
Industry
Eligibility
43 Years to 55 Years · Female only
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Aug 28, 2025 · Synced Oct 19, 2026, 10:59 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

A Placebo Controlled Double Masked Clinical Assessment Study of Essential Fatty Acid Supplement and Its Effect on Patients With Apparent Aqueous Deficient Dry Eye Syndrome

NCT00344721
View directory record Official record
Conditions
Dry Eye Syndrome
Interventions
Omega-3 fatty acid supplement, Placebo
Dietary Supplement
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years to 90 Years
Enrollment
42 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2008
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated May 14, 2018 · Synced Oct 19, 2026, 10:59 AM EDT
Not listed Not applicable Interventional

Assess the Effects of a Limosilactobacillus Supplement on Recurrence of UTI in Healthy Women During a 6-month Period

NCT05793814
View directory record Official record
Conditions
Uncomplicated Symptomatic Urinary Tract Infections
Interventions
Limosilactobacillus reuteri 3613, Placebo
Dietary Supplement
Lead sponsor
Church & Dwight Company, Inc.
Industry
Eligibility
18 Years to 65 Years · Female only
Enrollment
130 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Princeton, New Jersey
Source: ClinicalTrials.gov public record
Updated Mar 31, 2023 · Synced Oct 19, 2026, 10:59 AM EDT
Completed Phase 4 Interventional Results available

Clinical Trial of Niagen to Examine Recovery in People With Persistent Cognitive and Physical Symptoms After COVID-19

NCT04809974
View directory record Official record
Conditions
Covid19, Sequelae of; Infection, Cognitive Symptom
Interventions
Niagen
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
72 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 5, 2025 · Synced Oct 19, 2026, 10:59 AM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

Effect of Selenium Intervention on Inflammation in Older Adults

NCT01289925
View directory record Official record
Conditions
Inflammation
Interventions
Selenium, Sugar Pill Placebo
Dietary Supplement · Other
Lead sponsor
Johns Hopkins University
Other
Eligibility
70 Years to 110 Years
Enrollment
182 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2012
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 9, 2018 · Synced Oct 19, 2026, 10:59 AM EDT
Withdrawn Phase 1Phase 2 Interventional

Triheptanoin (C7 Oil), a Food Supplement, for Glucose Transporter Type I Deficiency (G1D)

NCT02021526
View directory record Official record
Conditions
Glucose Transporter Type 1 Deficiency Syndrome, Glut1 Deficiency Syndrome
Interventions
Triheptanoin
Drug
Lead sponsor
Juan Pascual
Other
Eligibility
30 Months to 55 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2020
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Feb 15, 2019 · Synced Oct 19, 2026, 10:59 AM EDT
Completed Not applicable Interventional Results available

Suicide Prediction and Prevention for People at Risk for Opioid Use Disorder: Supplement to COMPUTE 2.0

NCT04939727
View directory record Official record
Conditions
Opioid Use, Opioid-use Disorder, Suicide
Interventions
OUD-CDS + Suicide Risk Model associated CDS
Other
Lead sponsor
HealthPartners Institute
Other
Eligibility
18 Years to 75 Years
Enrollment
115 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Bloomington, Minnesota
Source: ClinicalTrials.gov public record
Updated Aug 31, 2023 · Synced Oct 19, 2026, 10:59 AM EDT
Active, not recruiting Phase 2Phase 3 Interventional Accepts healthy volunteers

Nicotinamide and Pyruvate for Open Angle Glaucoma: A Randomized Clinical Study

NCT05695027
View directory record Official record
Conditions
Primary Open Angle Glaucoma
Interventions
Dietary supplements - Nicotinamide and Pyruvate, Placebo
Drug
Lead sponsor
Columbia University
Other
Eligibility
35 Years to 85 Years
Enrollment
250 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2028
U.S. locations
3
States / cities
Palo Alto, California • New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 15, 2026 · Synced Oct 19, 2026, 10:59 AM EDT
Completed Not applicable Interventional

Supplemental Egg Protein Intervention in Older Adults

NCT03530774
View directory record Official record
Conditions
Sarcopenia, Aging
Interventions
powdered egg white protein supplement, maltodextrin supplement
Dietary Supplement
Lead sponsor
The University of Texas at San Antonio
Other
Eligibility
60 Years and older
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Dec 20, 2024 · Synced Oct 19, 2026, 10:59 AM EDT
Not listed Phase 2 Interventional

Catamenial Epilepsy Treatment

NCT01299870
View directory record Official record
Conditions
Epilepsy
Interventions
AED treatment plus placebo, Keishibukuryogan
Drug
Lead sponsor
Timothy Welty, PharmD
Other
Eligibility
21 Years to 45 Years · Female only
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
1
States / cities
Kansas City, Kansas
Source: ClinicalTrials.gov public record
Updated Feb 14, 2012 · Synced Oct 19, 2026, 10:59 AM EDT
Active, not recruiting Not applicable Interventional

Pea Protein Oral Nutrition Supplement for the Reduction of Gastrostomy Tube Placement Rate in Patients With Locally Advanced Head and Neck Cancer Undergoing Chemoradiation Therapy

NCT05115760
View directory record Official record
Conditions
Locally Advanced Head and Neck Carcinoma
Interventions
Dietary Supplement, Quality-of-Life Assessment, Questionnaire Administration
Dietary Supplement · Other
Lead sponsor
Jonsson Comprehensive Cancer Center
Other
Eligibility
18 Years and older
Enrollment
57 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2028
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jul 17, 2026 · Synced Oct 19, 2026, 10:59 AM EDT
Completed Not applicable Interventional

L-arginine for Prevention of Kidney Damage in Liver Transplant Recipients

NCT00587418
View directory record Official record
Conditions
Liver Transplant Recipients
Interventions
L-arginine, Placebo
Dietary Supplement
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2012
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Sep 3, 2012 · Synced Oct 19, 2026, 10:59 AM EDT
Withdrawn No phase listed Observational Accepts healthy volunteers

DHB Supplement Interaction Study

NCT02257879
View directory record Official record
Conditions
Healthy Volunteers
Interventions
Not listed
Lead sponsor
National Institute of Environmental Health Sciences (NIEHS)
NIH
Eligibility
18 Years to 60 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2020
U.S. locations
1
States / cities
Research Triangle Park, North Carolina
Source: ClinicalTrials.gov public record
Updated Apr 24, 2020 · Synced Oct 19, 2026, 10:59 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Study of Changes in Total Cholesterol Levels as a Function of Consuming a Supplement Designed to Improve Cardiovascular Health

NCT01890889
View directory record Official record
Conditions
Cholesterol, Hyperlipidemia, Hypercholesteremia
Interventions
Ad-Chol-Pre, Half-dose Ad-Chol-Pre, Defatted egg yolk without the active ingredient of the other two interventions
Dietary Supplement · Other
Lead sponsor
Integrative Health Technologies, Inc.
Network
Eligibility
18 Years and older
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Nov 25, 2013 · Synced Oct 19, 2026, 10:59 AM EDT
Completed Phase 2Phase 3 Interventional

Efficacy of a Novel Multivitamin-Mineral Supplement in Preventing Vitamin Deficiency in Postoperative Bariatric Patients

NCT01475617
View directory record Official record
Conditions
Bariatric Surgery Candidate
Interventions
AquaVanta Chewable Tablet, Flinstones Complete, Nature Made Calcium Softgels, Twin Labs Iron Caps, Rexall Vitamin B12 Tablet
Dietary Supplement
Lead sponsor
Yasoo Health
Industry
Eligibility
18 Years to 65 Years
Enrollment
61 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jan 22, 2015 · Synced Oct 19, 2026, 10:59 AM EDT
Completed Phase 2 Interventional

The Nutritional Supplement Phosphatidylserine in Patients With Familial Dysautonomia

NCT02276716
View directory record Official record
Conditions
Familial Dysautonomia
Interventions
Phosphatidylserine
Dietary Supplement
Lead sponsor
NYU Langone Health
Other
Eligibility
12 Years and older
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2019
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 21, 2021 · Synced Oct 19, 2026, 10:59 AM EDT
Recruiting Not applicable Interventional

Percepta for Cognitive Optimization

NCT07612449
View directory record Official record
Conditions
Mild Cognitive Impairment (MCI), Memory
Interventions
Percepta, Placebo
Dietary Supplement
Lead sponsor
Cerebrum DAO Association
Other
Eligibility
40 Years to 85 Years
Enrollment
154 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Wilmington, Delaware
Source: ClinicalTrials.gov public record
Updated Sep 17, 2026 · Synced Oct 19, 2026, 10:59 AM EDT
Completed Not applicable Interventional

Clinical Study to Evaluate the Efficacy of an Anti-Fungal Supplement

NCT06146504
View directory record Official record
Conditions
Candida Systemic, Candida Albicans Infection, Candida Infection
Interventions
CanXida Remove (Formula RMV), Placebo
Dietary Supplement · Other
Lead sponsor
CanXida
Industry
Eligibility
18 Years to 50 Years · Female only
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Santa Monica, California
Source: ClinicalTrials.gov public record
Updated Aug 22, 2024 · Synced Oct 19, 2026, 10:59 AM EDT
Completed Phase 3 Interventional

Effect of Amino Acids on Hepatic Fat Content in Adolescents (AMINOS Study)

NCT05935826
View directory record Official record
Conditions
Hepatic Steatosis, NAFLD, Adolescent Obesity
Interventions
Essential Amino Acid Supplement by Amino Co, Placebo
Drug · Other
Lead sponsor
University of Colorado, Denver
Other
Eligibility
13 Years to 18 Years
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Aug 31, 2026 · Synced Oct 19, 2026, 10:59 AM EDT