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ClinicalTrials.gov public records Last synced Oct 19, 2026, 10:26 PM EDT

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Showing 169–192 of 1,843 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Supplementation Clear all
Completed Not applicable Interventional Accepts healthy volunteers

The Effects of a Multi-vitamin Supplement in Adult Females

NCT03828097
View directory record Official record
Conditions
Health, Subjective
Interventions
Experimental supplement, Placebo
Dietary Supplement
Lead sponsor
Auburn University
Other
Eligibility
21 Years to 40 Years · Female only
Enrollment
94 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Auburn, Alabama
Source: ClinicalTrials.gov public record
Updated Sep 28, 2020 · Synced Oct 19, 2026, 10:26 PM EDT
Active, not recruiting Phase 2 Interventional Accepts healthy volunteers

Effect of Equol Supplementation on Arterial Stiffness and Cognition in Healthy Volunteers

NCT05741060
View directory record Official record
Conditions
Arterial Stiffness, White Matter Lesions, Cognitive Decline
Interventions
S-equol, Placebo
Drug
Lead sponsor
Akira Sekikawa
Other
Eligibility
65 Years to 85 Years
Enrollment
369 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
3
States / cities
Atlanta, Georgia • Winston-Salem, North Carolina • Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 20, 2026 · Synced Oct 19, 2026, 10:26 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Newborns Supplemented With Gentle-UHT Donor Milk

NCT04492579
View directory record Official record
Conditions
Newborns, Breast Milk Expression
Interventions
Gentle-UHT donor human milk supplementation
Other
Lead sponsor
LactaLogics, Inc
Industry
Eligibility
Up to 4 Days
Enrollment
31 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Port Saint Lucie, Florida
Source: ClinicalTrials.gov public record
Updated Jul 30, 2020 · Synced Oct 19, 2026, 10:26 PM EDT
Active, not recruiting Early Phase 1 Interventional

Glutathione in Mild Cognitive Impairment

NCT03493178
View directory record Official record
Conditions
Mild Cognitive Impairment
Interventions
Glycine, N-acetylcysteine (NAC), Alanine
Dietary Supplement
Lead sponsor
Baylor College of Medicine
Other
Eligibility
55 Years to 85 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2027
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Sep 4, 2026 · Synced Oct 19, 2026, 10:26 PM EDT
Not listed Phase 1Phase 2 Interventional

Beta-Hydroxybutyrate Feasibility Treating IBD

NCT06351124
View directory record Official record
Conditions
Crohn's Disease, Inflammatory Bowel Diseases
Interventions
Feasibility of beta-hydroxybutyrate supplementation to reduce inflammation in patients with Crohn's
Biological
Lead sponsor
University of Texas at Austin
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Sep 19, 2024 · Synced Oct 19, 2026, 10:26 PM EDT
Completed Phase 2 Interventional Results available

Fluoxetine Mitigation Mental Health Study for Patients With Musculoskeletal Trauma

NCT04850222
View directory record Official record
Conditions
Musculoskeletal Injury
Interventions
Fluoxetine, Calcium
Drug
Lead sponsor
University of Florida
Other
Eligibility
18 Years and older
Enrollment
55 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated May 14, 2026 · Synced Oct 19, 2026, 10:26 PM EDT
Terminated Phase 2Phase 3 Interventional Results available

Astaxanthin for Management of Inflammation in Knee Osteoarthritis

NCT05138549
View directory record Official record
Conditions
Osteoarthritis, Knee, Osteoarthritis Knees Both, Joint Inflammation
Interventions
Astaxanthin, Placebo
Drug · Other
Lead sponsor
Prisma Health-Midlands
Other
Eligibility
18 Years to 99 Years
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
Columbia, South Carolina
Source: ClinicalTrials.gov public record
Updated May 20, 2025 · Synced Oct 19, 2026, 10:26 PM EDT
Suspended Not applicable Interventional Accepts healthy volunteers

Effects of Fish Oil and Resistance Training on Muscle Mass and Function

NCT04245332
View directory record Official record
Conditions
Fat-free Masss, Muscle Strength, Neuromuscular Function
Interventions
Fish oil, Coconut oil
Dietary Supplement
Lead sponsor
Rowan University
Other
Eligibility
18 Years to 35 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Glassboro, New Jersey
Source: ClinicalTrials.gov public record
Updated Mar 10, 2021 · Synced Oct 19, 2026, 10:26 PM EDT
Recruiting Not applicable Interventional

Mom Multi Postnatal Supplementation Trial

NCT07303595
View directory record Official record
Conditions
Postnatal Care
Interventions
Perelel Mom Multi, Placebo
Dietary Supplement
Lead sponsor
Perelel Inc.
Industry
Eligibility
18 Years and older · Female only
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Athens, Georgia
Source: ClinicalTrials.gov public record
Updated Dec 26, 2025 · Synced Oct 19, 2026, 10:26 PM EDT
Completed Not applicable Interventional

Omega 7 Oil and Inflammatory Biomarker Study

NCT03669575
View directory record Official record
Conditions
Musculoskeletal Pain
Interventions
omega 7, Placebo
Dietary Supplement
Lead sponsor
Bastyr University
Other
Eligibility
18 Years and older
Enrollment
56 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Kenmore, Washington
Source: ClinicalTrials.gov public record
Updated Oct 15, 2019 · Synced Oct 19, 2026, 10:26 PM EDT
Terminated Phase 2Phase 3 Interventional Accepts healthy volunteers Results available

Dehydroepiandrosterone (DHEA) Treatment and Premature Ovarian Failure (POF)

NCT00948857
View directory record Official record
Conditions
Premature Ovarian Failure
Interventions
Dehydroepiandrosterone, Placebo
Dietary Supplement
Lead sponsor
David H. Barad
Other
Eligibility
21 Years to 39 Years · Female only
Enrollment
5 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2011
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Sep 10, 2012 · Synced Oct 19, 2026, 10:26 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers Results available

The Safety and Efficacy Study of RiaGev in Healthy Adults

NCT04483011
View directory record Official record
Conditions
Metabolic Syndrome, Premature Aging
Interventions
RiaGev
Dietary Supplement
Lead sponsor
Bioenergy Life Science, Inc.
Industry
Eligibility
36 Years to 65 Years
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Saint Paul, Minnesota
Source: ClinicalTrials.gov public record
Updated Nov 25, 2020 · Synced Oct 19, 2026, 10:26 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Calorie Restriction, Protein Supplementation and Metabolic Health

NCT01538836
View directory record Official record
Conditions
Obesity, Menopause, Osteoporosis, Sarcopenia
Interventions
Weight loss with normal protein intake, Weight loss with protein supplementation
Behavioral
Lead sponsor
Washington University School of Medicine
Other
Eligibility
50 Years to 65 Years · Female only
Enrollment
75 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2017
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Mar 27, 2017 · Synced Oct 19, 2026, 10:26 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Nutritional Supplementation and Muscle Health: A Pilot Study on Immune Function

NCT01935271
View directory record Official record
Conditions
Immunosenescence, Sarcopenia
Interventions
Muscle Armor Supplement, Placebo
Dietary Supplement
Lead sponsor
Central Arkansas Veterans Healthcare System
Federal
Eligibility
60 Years to 80 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013
U.S. locations
1
States / cities
Little Rock, Arkansas
Source: ClinicalTrials.gov public record
Updated Nov 13, 2013 · Synced Oct 19, 2026, 10:26 PM EDT
Completed Phase 2 Interventional Results available

Metabolic Effects of Betaine Supplementation

NCT01950039
View directory record Official record
Conditions
Obesity, Dysglycemia
Interventions
Betaine, Placebo
Drug
Lead sponsor
Joslin Diabetes Center
Other
Eligibility
21 Years to 70 Years
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 20, 2021 · Synced Oct 19, 2026, 10:26 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Onnit Labs New Mood Supplementation in Healthy College Students

NCT05109923
View directory record Official record
Conditions
Mental Health Wellness 1
Interventions
Multi-Ingredient Herbal Supplement, Placebo Supplement
Dietary Supplement
Lead sponsor
University of Idaho
Other
Eligibility
18 Years to 24 Years
Enrollment
56 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Moscow, Idaho
Source: ClinicalTrials.gov public record
Updated Nov 5, 2021 · Synced Oct 19, 2026, 10:26 PM EDT
Active, not recruiting Early Phase 1 Interventional

Temporal Profile of Serum Vitamin D Levels in Foot and Ankle Fusion Surgery

NCT04772196
View directory record Official record
Conditions
Ankle Arthrodesis, MTP Arthrodesis
Interventions
Vitamin D3
Drug
Lead sponsor
Prisma Health-Midlands
Other
Eligibility
18 Years to 99 Years
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2026
U.S. locations
2
States / cities
Charleston, South Carolina • Columbia, South Carolina
Source: ClinicalTrials.gov public record
Updated Jun 4, 2026 · Synced Oct 19, 2026, 10:26 PM EDT
Completed Phase 1Phase 2 Interventional

Vitamin D Deficiency and Replacement on Pulmonary and Endocrine Function in SCI

NCT02099955
View directory record Official record
Conditions
Spinal Cord Injury, Vitamin D Deficiency
Interventions
Vitamin D3
Drug
Lead sponsor
James J. Peters Veterans Affairs Medical Center
Federal
Eligibility
18 Years to 75 Years
Enrollment
88 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Mar 7, 2017 · Synced Oct 19, 2026, 10:26 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Carnitine and Liver Mitochondria Fatty Acid Processing

NCT03193125
View directory record Official record
Conditions
Diabetes Mellitus, Type 2, Insulin Resistance, Obesity
Interventions
L-Carnitine, Placebo
Dietary Supplement
Lead sponsor
Pennington Biomedical Research Center
Other
Eligibility
20 Years to 40 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Baton Rouge, Louisiana
Source: ClinicalTrials.gov public record
Updated Sep 29, 2022 · Synced Oct 19, 2026, 10:26 PM EDT
Recruiting Phase 3 Interventional

Creatine Supplementation and Resistance Training to Preserve Muscle Mass and Attenuate Cancer Progression

NCT06112990
View directory record Official record
Conditions
Metastatic Prostate Cancer
Interventions
creatine monohydrate, Placebo, Home-based, telehealth
Dietary Supplement · Other · Behavioral
Lead sponsor
University of Utah
Other
Eligibility
18 Years and older · Male only
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2028
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Jun 3, 2026 · Synced Oct 19, 2026, 10:26 PM EDT
Not listed Phase 2 Interventional Accepts healthy volunteers

Pilot Study: Impact of Biomarker-Guided Dietary Supplementation on Quality-of-Life Measures in Subjects With Chronic Pain

NCT06247813
View directory record Official record
Conditions
Chronic Pain
Interventions
Inflammation Support Formula, Nerve Health Formula, Redox Support Formula
Dietary Supplement
Lead sponsor
Ethos Research & Development
Industry
Eligibility
18 Years to 75 Years
Enrollment
75 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Newport, Kentucky
Source: ClinicalTrials.gov public record
Updated Sep 19, 2024 · Synced Oct 19, 2026, 10:26 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Maternal Oxygen Supplementation for Intrauterine Resuscitation

NCT05681624
View directory record Official record
Conditions
Fetal Distress, Fetal Hypoxia, Labor and Delivery Complication
Interventions
Maternal oxygen supplementation, Room air
Other
Lead sponsor
Washington University School of Medicine
Other
Eligibility
Female only
Enrollment
2,252 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2028
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Aug 10, 2026 · Synced Oct 19, 2026, 10:26 PM EDT
Active, not recruiting Phase 1 Interventional

Microbiota Transplant With Antibiotic Preconditioning and Fiber Supplementation in PAH.

NCT07751120
View directory record Official record
Conditions
Pulmonary Arterial Hypertension
Interventions
MTT with antibiotic preconditioning + fiber supplementation, MTT with antibiotic preconditioning + placebo supplementation, MTT with placebo + placebo supplementation.
Drug
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 75 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Sep 28, 2026 · Synced Oct 19, 2026, 10:26 PM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Carotenoids for Collision Athletes

NCT06270680
View directory record Official record
Conditions
Head Injury, Carotenoids
Interventions
Vision Edge Pro, Placebo
Drug · Other
Lead sponsor
Penn State University
Other
Eligibility
18 Years and older
Enrollment
31 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
University Park, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 11, 2025 · Synced Oct 19, 2026, 10:26 PM EDT