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Showing 1–24 of 1,275 matching trials from the live ClinicalTrials.gov search.
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Completed Not applicable Interventional Results available

Response to Supplement and Placebo in GERD

NCT01915173
View directory record Official record
Conditions
Gastroesophageal Reflux Disease (GERD), Heartburn, Dyspepsia
Interventions
Supplement, Placebo, Expanded Interview, Standard Interview
Drug · Behavioral
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
18 Years to 80 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 28, 2017 · Synced Sep 9, 2026, 8:29 PM EDT
Completed Not applicable Interventional

L-carnosine for Schizophrenia

NCT00177177
View directory record Official record
Conditions
Schizophrenia, Schizoaffective Disorder
Interventions
L-carnosine (dietary supplement)
Drug
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years to 65 Years
Enrollment
84 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2007
U.S. locations
4
States / cities
Bridgeville, Pennsylvania • DuBois, Pennsylvania • McKeesport, Pennsylvania + 1 more
Source: ClinicalTrials.gov public record
Updated Jan 15, 2013 · Synced Sep 9, 2026, 8:29 PM EDT
Completed Phase 2 Interventional

N-Acetylcysteine and Milk Thistle for Treatment of Diabetic Nephropathy

NCT00915200
View directory record Official record
Conditions
Diabetic Nephropathies, Proteinuria, Oxidative Stress
Interventions
N-acetylcysteine, silibin, high-dose silibin, N-acetylcysteine placebo, silibin placebo
Dietary Supplement
Lead sponsor
The University of Texas Health Science Center at San Antonio
Other
Eligibility
18 Years to 70 Years
Enrollment
114 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2016
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Jun 26, 2016 · Synced Sep 9, 2026, 8:29 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Assessing the Dose Response of a Lead Fiber Snack Prototype

NCT04729816
View directory record Official record
Conditions
Microbiota, Gastrointestinal Microbiome
Interventions
Controlled, high fat/low fiber diet background diet, sequentially supplemented with an escalating dose of a fiber-blend snack food.
Other
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 60 Years
Enrollment
17 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Dec 26, 2024 · Synced Sep 9, 2026, 8:29 PM 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 21, 2024 · Synced Sep 9, 2026, 8:29 PM EDT
Completed Phase 2 Interventional

Tocotrienol Against the Progression of End Stage Liver Disease

NCT02581085
View directory record Official record
Conditions
End Stage Liver Disease, NASH - Nonalcoholic Steatohepatitis, NAFLD - Nonalcoholic Fatty Liver Disease
Interventions
Tocotrienol (TCT), Placebo
Drug · Other
Lead sponsor
Chandan Sen
Other
Eligibility
18 Years and older
Enrollment
110 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2025
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Sep 7, 2026 · Synced Sep 9, 2026, 8:29 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Oral Supplement and Acute Resistance Exercise

NCT06801951
View directory record Official record
Conditions
Chronic Obstructive Pulmonary Disease
Interventions
acute resistance exercise with oral nutrition supplementation, stable tracer infusion
Other
Lead sponsor
Texas A&M University
Other
Eligibility
45 Years to 100 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2020
U.S. locations
1
States / cities
College Station, Texas
Source: ClinicalTrials.gov public record
Updated Jan 29, 2025 · Synced Sep 9, 2026, 8:29 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

A Decentralized Clinical Study Evaluating the Effectiveness of Two Different Doses of MyCondro™ on Physical Mobility and Joint Health

NCT07493239
View directory record Official record
Conditions
Joint Health
Interventions
MyCondro 300mg, MyCondro 600mg
Dietary Supplement
Lead sponsor
Lesaffre International
Industry
Eligibility
45 Years and older
Enrollment
240 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jul 21, 2026 · Synced Sep 9, 2026, 8:29 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Impact of Native Chicory Inulin on Change and Persistence of Gut Microbiota

NCT06528041
View directory record Official record
Conditions
Healthy
Interventions
Inulin, Maltodextrin
Other
Lead sponsor
Purdue University
Other
Eligibility
18 Years to 45 Years
Enrollment
52 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
West Lafayette, Indiana
Source: ClinicalTrials.gov public record
Updated Dec 10, 2025 · Synced Sep 9, 2026, 8:29 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Bioavailability of EPA/DHA in of Ruby-O and Krill Oil

NCT05438173
View directory record Official record
Conditions
Bioavailability
Interventions
EPA + DHA Ruby-O, EPA + DHA Krill Oil
Dietary Supplement
Lead sponsor
Midwest Center for Metabolic and Cardiovascular Research
Other
Eligibility
18 Years to 55 Years
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Port Saint Lucie, Florida
Source: ClinicalTrials.gov public record
Updated Nov 30, 2022 · Synced Sep 9, 2026, 8:29 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Epithelial Healing and Visual Outcomes Using Omega-3 Therapy Before and After Photorefractive Keratectomy (PRK) Surgery

NCT01059019
View directory record Official record
Conditions
Refractive Error
Interventions
Omega-3 Fatty Acid Supplements
Dietary Supplement
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years to 28 Years
Enrollment
17 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Jun 20, 2013 · Synced Sep 9, 2026, 8:29 PM EDT
Not listed Phase 3 Interventional Accepts healthy volunteers

Effects of Vitamin D and Omega-3 Supplementation on Telomeres in VITAL

NCT04386577
View directory record Official record
Conditions
Aging
Interventions
Vitamin D3 (cholecalciferol), fish oil
Dietary Supplement · Drug
Lead sponsor
Augusta University
Other
Eligibility
50 Years and older
Enrollment
1,054 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2021
U.S. locations
1
States / cities
Augusta, Georgia
Source: ClinicalTrials.gov public record
Updated May 12, 2020 · Synced Sep 9, 2026, 8:29 PM EDT
Completed Phase 2 Interventional Results available

Impact of Colchicine and Low-dose Naltrexone on COVID-19

NCT04756128
View directory record Official record
Conditions
Covid19
Interventions
Colchicine 0.6 mg, Naltrexone
Drug
Lead sponsor
HealthPartners Institute
Other
Eligibility
18 Years and older
Enrollment
142 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
2
States / cities
Saint Louis Park, Minnesota • Saint Paul, Minnesota
Source: ClinicalTrials.gov public record
Updated Jul 24, 2023 · Synced Sep 9, 2026, 8:29 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Galactagogue Use in Lactating Women With Low Milk Supply

NCT05398367
View directory record Official record
Conditions
Breast Milk Expression
Interventions
Galactagogue Supplement for Treatment of Low Milk Supply
Dietary Supplement
Lead sponsor
Winthrop University
Other
Eligibility
18 Years to 40 Years · Female only
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
Rock Hill, South Carolina
Source: ClinicalTrials.gov public record
Updated Mar 27, 2025 · Synced Sep 9, 2026, 8:29 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effect of 6-week Strawberry Supplementation on Insulin Action (STR2)

NCT01457612
View directory record Official record
Conditions
Insulin Resistance, Nutritional Disease, Metabolic Disease
Interventions
Strawberry, Placebo1, Placebo2
Dietary Supplement
Lead sponsor
Clinical Nutrition Research Center, Illinois Institute of Technology
Industry
Eligibility
18 Years to 65 Years
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2013
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Feb 7, 2023 · Synced Sep 9, 2026, 8:29 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Influenza Virus Vaccine Plus Vitamin A and D Supplements for Prevention of Respiratory Virus Infections in Children

NCT02649192
View directory record Official record
Conditions
Healthy Participants
Interventions
Influenza virus vaccine, Vitamins A and D, Placebo
Biological · Dietary Supplement · Other
Lead sponsor
St. Jude Children's Research Hospital
Other
Eligibility
2 Years to 8 Years
Enrollment
87 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
1
States / cities
Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Oct 28, 2019 · Synced Sep 9, 2026, 8:29 PM EDT
Active, not recruiting Phase 3 Interventional Accepts healthy volunteers

Natural Versus Programmed Frozen Embryo Transfer (NatPro)

NCT04551807
View directory record Official record
Conditions
Pregnancy Related, Pre-Eclampsia
Interventions
Modified natural cycle, Programmed cycle
Procedure
Lead sponsor
JHSPH Center for Clinical Trials
Other
Eligibility
18 Years to 41 Years · Female only
Enrollment
788 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2026
U.S. locations
15
States / cities
San Francisco, California • Sunnyvale, California • Orange, Connecticut + 12 more
Source: ClinicalTrials.gov public record
Updated May 15, 2025 · Synced Sep 9, 2026, 8:29 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Early Achievements - Shaping Early Language and Literacy Skills

NCT07103044
View directory record Official record
Conditions
Developmental Language Disorder
Interventions
Early Achievements - Shaping Early Language and Literacy Skills
Behavioral
Lead sponsor
Hugo W. Moser Research Institute at Kennedy Krieger, Inc.
Other
Eligibility
45 Months to 65 Months
Enrollment
360 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2026
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 4, 2025 · Synced Sep 9, 2026, 8:29 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

A Double-Blind, Randomized, Placebo-Controlled Study of the Safety and Effects of Various Cannabinoids on Sleep Quality

NCT07769164
View directory record Official record
Conditions
Sleep Disturbance, Sleep Quality
Interventions
2 mg THC + 2 mg CBN + 2 mg CBG + 10 mg CBD + 1 mg Melatonin, 10 mg THC + 5 mg CBN + 5 mg CBG + 20 mg CBD, 10 mg THC + 20 mg CBN + 5 mg CBG, Stay Asleep Placebo, Fast Asleep Placebo
Dietary Supplement
Lead sponsor
Cannabis Science Innovations, LLC
Industry
Eligibility
21 Years to 55 Years
Enrollment
332 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Sarasota, Florida
Source: ClinicalTrials.gov public record
Updated Aug 18, 2026 · Synced Sep 9, 2026, 8:29 PM EDT
Completed Not applicable Interventional

Effect of a Probiotic Mixture on the Gut Microbiome and Fatigue in Patients With Quiescent Inflammatory Bowel Disease

NCT03266484
View directory record Official record
Conditions
Inflammatory Bowel Diseases, Crohn Disease, Ulcerative Colitis
Interventions
Probiotic Mixture, Placebo
Dietary Supplement
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 75 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2024
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 8, 2025 · Synced Sep 9, 2026, 8:29 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Examination of Bromocriptine on Homeostatic and Hedonic Mechanisms of Food Intake in Individuals at High Risk for T2DM

NCT05405244
View directory record Official record
Conditions
Overweight and Obesity, Eating Behavior
Interventions
Placebo, Bromocriptine-QR
Drug
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 35 Years
Enrollment
55 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Sep 6, 2022 · Synced Sep 9, 2026, 8:29 PM EDT
Not yet recruiting Not applicable Interventional

2-HOBA Supplementation in People With Elevated Lipoprotein(a)

NCT07198009
View directory record Official record
Conditions
Hyperlipidemia, Elevated Lp(a)
Interventions
2-HOBA (Hobamine)
Dietary Supplement
Lead sponsor
The Miriam Hospital
Other
Eligibility
18 Years to 69 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Sep 29, 2025 · Synced Sep 9, 2026, 8:29 PM EDT
Completed Phase 2 Interventional

Fortifying Healthy Behaviors, Optimizing Medical Therapies and Enhancing Cognitive Function in Older Adults-pilot Study

NCT07000734
View directory record Official record
Conditions
Aging, Cognitive Decline, Older Adults, Cardiovascular, Sedentary Behaviors, Immune Senescence, Motor Function
Interventions
Risk managment, Dasatinib, Quercetin (dietary supplement), Vortioxetine
Behavioral · Drug · Dietary Supplement
Lead sponsor
Washington University School of Medicine
Other
Eligibility
50 Years to 70 Years
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Aug 18, 2026 · Synced Sep 9, 2026, 8:29 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Impact of a Polyphenol-Rich Supplement on Epigenetic and Cellular Markers of Immune Age

NCT05234203
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Dec 5, 2022 · Synced Sep 9, 2026, 8:29 PM EDT