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ClinicalTrials.gov public records Last synced Oct 19, 2026, 7:03 AM EDT

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Showing 1–24 of 5,633 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Dietary Supplement Clear all
Withdrawn No phase listed Observational

The Effects of Aggressive Patient Management on Cancer Therapy Management

NCT00962572
View directory record Official record
Conditions
Cancer
Interventions
Patient management
Behavioral
Lead sponsor
University of Mississippi Medical Center
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
Jackson, Mississippi
Source: ClinicalTrials.gov public record
Updated Apr 9, 2012 · Synced Oct 19, 2026, 7:03 AM EDT
Completed Phase 3 Interventional

Effects of Teriparatide in the Treatment of Postmenopausal Women With Osteoporosis

NCT00670501
View directory record Official record
Conditions
Osteoporosis, Postmenopausal
Interventions
teriparatide, Placebo, Calcium Supplement, Vitamin D Supplement
Drug
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
30 Years to 85 Years · Female only
Enrollment
1,637 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1996 – 1999
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 1, 2008 · Synced Oct 19, 2026, 7:03 AM EDT
Completed Phase 1Phase 2 Interventional

Effects of Coenzyme Q10 on Charcot-Marie-Tooth Disease

NCT00541164
View directory record Official record
Conditions
Charcot Marie Tooth Disease
Interventions
Coenzyme Q10, Coenzyme Q10
Drug · Dietary Supplement
Lead sponsor
Memorial Medical Center
Other
Eligibility
18 Years to 75 Years
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2013
U.S. locations
1
States / cities
Johnstown, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 15, 2013 · Synced Oct 19, 2026, 7:03 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Effect of BIO-K+ on Symptoms of Irritable Bowel Syndrome

NCT01545037
View directory record Official record
Conditions
Irritable Bowel Syndrome
Interventions
L. acidophilus CL1285® + L. casei LBC80R® + L. rhamnosus CLR2®, Placebo
Dietary Supplement · Other
Lead sponsor
Bio-K Plus International Inc.
Industry
Eligibility
18 Years and older
Enrollment
117 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2015
U.S. locations
3
States / cities
Garden Grove, California • San Francisco, California • Westlake Village, California
Source: ClinicalTrials.gov public record
Updated Jul 31, 2017 · Synced Oct 19, 2026, 7:03 AM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers

Protandim and the Metabolic Syndrome

NCT01125501
View directory record Official record
Conditions
Metabolic Syndrome
Interventions
Protandim
Dietary Supplement
Lead sponsor
SomaLogic, Inc.
Industry
Eligibility
40 Years to 60 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2010
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Oct 18, 2017 · Synced Oct 19, 2026, 7:03 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Pilot Study to Evaluate Immunopotentiating Effects of Immulina in Elderly Individuals

NCT01784692
View directory record Official record
Conditions
Elderly Immune Senescence
Interventions
Immulina
Dietary Supplement
Lead sponsor
University of Mississippi Medical Center
Other
Eligibility
60 Years and older
Enrollment
21 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
1
States / cities
Jackson, Mississippi
Source: ClinicalTrials.gov public record
Updated May 26, 2016 · Synced Oct 19, 2026, 7:03 AM EDT
Completed Early Phase 1 Interventional

Carbamylation in Renal Disease-modulation With Amino Acid Therapy

NCT01612429
View directory record Official record
Conditions
End Stage Renal Failure on Dialysis
Interventions
Amino acid supplementation
Dietary Supplement
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Nov 10, 2016 · Synced Oct 19, 2026, 7:03 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Soy Isoflavones Supplementation in Treating Women at High Risk For or With Breast Cancer

NCT01219075
View directory record Official record
Conditions
BRCA1 Mutation Carrier, BRCA2 Mutation Carrier, Ductal Breast Carcinoma in Situ, Lobular Breast Carcinoma in Situ, Stage IA Breast Cancer, Stage IB Breast Cancer, Stage II Breast Cancer, Stage IIIA Breast Cancer, Stage IIIB Breast Cancer
Interventions
soy isoflavones, placebo, questionnaire administration, magnetic resonance imaging, biopsy, immunohistochemistry staining method, laboratory biomarker analysis, mammography
Dietary Supplement · Other · Procedure
Lead sponsor
University of Southern California
Other
Eligibility
30 Years to 75 Years · Female only
Enrollment
110 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2022
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Nov 18, 2023 · Synced Oct 19, 2026, 7:03 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Trial of an Herb and Mineral Combination Product on Fasting Glucose in Adults at Risk for Developing Diabetes

NCT02146157
View directory record Official record
Conditions
Prediabetes
Interventions
herb and mineral combination product, Placebo
Dietary Supplement
Lead sponsor
NewChapter, Inc.
Industry
Eligibility
18 Years and older
Enrollment
104 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2015
U.S. locations
6
States / cities
Chicago, Illinois • Lexington, Kentucky • Bingham Farms, Michigan + 3 more
Source: ClinicalTrials.gov public record
Updated Oct 14, 2015 · Synced Oct 19, 2026, 7:03 AM EDT
Completed Not applicable Interventional

A Pilot Clinical Trial of Pyruvate, Creatine, and Niacinamide in Progressive Supranuclear Palsy.

NCT00605930
View directory record Official record
Conditions
Progressive Supranuclear Palsy
Interventions
Pyruvate, creatine, niacinamide, Placebo
Dietary Supplement
Lead sponsor
University of Louisville
Other
Eligibility
Not listed
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2009
U.S. locations
1
States / cities
Louisville, Kentucky
Source: ClinicalTrials.gov public record
Updated Apr 10, 2017 · Synced Oct 19, 2026, 7:03 AM EDT
Completed Not applicable Interventional Results available

Supplement to Hospital to Home Outcomes

NCT03224130
View directory record Official record
Conditions
Hospitalized Patients
Interventions
Nurse Phone Call, Standard of Care
Other
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
Up to 18 Years
Enrollment
966 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Apr 16, 2019 · Synced Oct 19, 2026, 7:03 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effect of a Novel Blend of Plant Protein and Additional Ingredients on Resistance Training Adaptations

NCT06908811
View directory record Official record
Conditions
Resistance Exercise
Interventions
Novel Plant Protein Blend, Pea/Rice Protein Blend, Whey Protein, Carbohydrate Placebo
Dietary Supplement
Lead sponsor
Lindenwood University
Other
Eligibility
18 Years to 39 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2025
U.S. locations
1
States / cities
Saint Charles, Missouri
Source: ClinicalTrials.gov public record
Updated Apr 3, 2025 · Synced Oct 19, 2026, 7:03 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Evaluation of a Short Course of Gamma Tocopherol Supplementation in Adult Subjects

NCT02610829
View directory record Official record
Conditions
Gamma Tocopherol Serum Levels
Interventions
Gamma tocopherol
Dietary Supplement
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 50 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Apr 27, 2018 · Synced Oct 19, 2026, 7:03 AM EDT
Completed Phase 3 Interventional Results available

A Pilot Study of Creatine Monohydrate as an Augmenting Agent for ECT in Persons With Major Depressive Disorder

NCT04504253
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
Creatine monohydrate, Placebo
Dietary Supplement · Drug
Lead sponsor
University of Utah
Other
Eligibility
18 Years to 99 Years
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Nov 26, 2024 · Synced Oct 19, 2026, 7:03 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

MitoQ & Cardiopulmonary Responses During Exercise

NCT06069245
View directory record Official record
Conditions
Healthy
Interventions
MitoQ, Placebo
Dietary Supplement
Lead sponsor
Ball State University
Other
Eligibility
18 Years and older
Enrollment
9 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Muncie, Indiana
Source: ClinicalTrials.gov public record
Updated Oct 5, 2023 · Synced Oct 19, 2026, 7:03 AM EDT
Withdrawn Phase 2Phase 3 Interventional

GetHealthy-OA: A Program to Improve Pain and Function for Patients With Knee Osteoarthritis, Obesity, and Depression

NCT05482672
View directory record Official record
Conditions
Knee Osteoarthritis, Obese, Depression
Interventions
Fisetin, GetHealthy-OA mind-body program, Placebo oral capsule, Health education booklet
Drug · Behavioral
Lead sponsor
Cale Andrew Jacobs, PhD
Other
Eligibility
40 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023
U.S. locations
2
States / cities
Lexington, Kentucky
Source: ClinicalTrials.gov public record
Updated May 1, 2023 · Synced Oct 19, 2026, 7:03 AM EDT
Completed No phase listed Observational

Physician-Patient Communication Project

NCT01530867
View directory record Official record
Conditions
Dietary Supplements
Interventions
Not listed
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years and older
Enrollment
456 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
5
States / cities
Los Angeles, California • Santa Monica, California
Source: ClinicalTrials.gov public record
Updated Jun 6, 2013 · Synced Oct 19, 2026, 7:03 AM EDT
Suspended Phase 4 Interventional

Hydroxychloroquine in Patients With Newly Diagnosed COVID-19 Compared to Standard of Care

NCT04334967
View directory record Official record
Conditions
COVID-19, Corona Virus Infection, SARS-CoV-2, 2019-nCoV, 2019 Novel Coronavirus
Interventions
Hydroxychloroquine, Vitamin C
Drug · Dietary Supplement
Lead sponsor
Providence Health & Services
Other
Eligibility
45 Years and older
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Sep 16, 2020 · Synced Oct 19, 2026, 7:03 AM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Effects of L-theanine and Caffeine on Attention and Attention-related Brain Activity of Children With Attention Deficit Hyperactivity Disorder

NCT03533556
View directory record Official record
Conditions
Attention Deficit Hyperactivity Disorder
Interventions
L-theanine, Caffeine, L-theanine-Caffeine Combination, Placebo
Dietary Supplement · Other
Lead sponsor
Texas Tech University
Other
Eligibility
8 Years to 17 Years · Male only
Enrollment
6 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
Lubbock, Texas
Source: ClinicalTrials.gov public record
Updated Apr 12, 2019 · Synced Oct 19, 2026, 7:03 AM EDT
Completed Not applicable Interventional

Measuring Eating, Activity and Strength: Understanding the Response -Using Protein

NCT01715753
View directory record Official record
Conditions
Weight Loss
Interventions
Protein supplementation, Diet counseling and group education lessons
Dietary Supplement · Behavioral
Lead sponsor
Duke University
Other
Eligibility
60 Years and older
Enrollment
71 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Dec 12, 2018 · Synced Oct 19, 2026, 7:03 AM EDT
Completed Phase 2 Interventional

The Health-Promoting Role of Pears in Men and Women With Metabolic Syndrome

NCT02228837
View directory record Official record
Conditions
Metabolic Syndrome
Interventions
Pear, Placebo
Dietary Supplement
Lead sponsor
Florida State University
Other
Eligibility
45 Years to 65 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Tallahassee, Florida
Source: ClinicalTrials.gov public record
Updated Dec 8, 2016 · Synced Oct 19, 2026, 7:03 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Daily Vinegar Ingestion and Metabolic Health

NCT05698381
View directory record Official record
Conditions
Inflammation, Metabolic Syndrome, Depression
Interventions
Liquid vinegar, Vinegar pill
Dietary Supplement
Lead sponsor
Arizona State University
Other
Eligibility
18 Years to 40 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
Phoenix, Arizona
Source: ClinicalTrials.gov public record
Updated Jan 31, 2024 · Synced Oct 19, 2026, 7:03 AM EDT
Withdrawn Phase 1 Interventional Accepts healthy volunteers

O2 Transport and Utilization in Health and Lung Disease

NCT04014712
View directory record Official record
Conditions
COPD, Tetrahydrobiopterin Deficiency, Oxidative Stress
Interventions
Tetrahydrobiopterin, Placebo oral tablet
Drug
Lead sponsor
University of Massachusetts, Amherst
Other
Eligibility
18 Years to 85 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Amherst, Massachusetts
Source: ClinicalTrials.gov public record
Updated Dec 19, 2023 · Synced Oct 19, 2026, 7:03 AM EDT
Terminated Phase 2 Interventional Results available

Glutamine in Preventing Peripheral Neuropathy in Patients With Multiple Myeloma Receiving Bortezomib

NCT01783522
View directory record Official record
Conditions
Chemotherapeutic Agent Toxicity, Multiple Myeloma, Peripheral Neuropathy
Interventions
glutamine, quality-of-life assessment, placebo
Drug · Other
Lead sponsor
Beth Faiman
Other
Eligibility
18 Years and older
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Oct 22, 2019 · Synced Oct 19, 2026, 7:03 AM EDT