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ClinicalTrials.gov public records Last synced Sep 11, 2026, 7:42 PM EDT

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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Completed Phase 1 Interventional

Probiotics and Oxytocin Nasal Spray on Social Behaviors of Autism Spectrum Disorder (ASD) Children

NCT03337035
View directory record Official record
Conditions
Autism Spectrum Disorder
Interventions
intranasal oxytocin, oral probiotics, oral placebo
Drug · Dietary Supplement
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
3 Years to 25 Years
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
Charlestown, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 3, 2020 · Synced Sep 11, 2026, 7:42 PM EDT
Not listed Phase 2 Interventional

The Synergy Trial: Methylphenidate Plus a CFS-Specific Nutrient Formula as a Treatment for Chronic Fatigue Syndrome

NCT01966276
View directory record Official record
Conditions
Chronic Fatigue Syndrome (CFS), Myalgic Encephalomyelitis (ME)
Interventions
Methyl-P plus Nutrient Formula, Methyl-P plus Nutrient matched placebos
Drug
Lead sponsor
K-PAX Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 59 Years
Enrollment
134 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
4
States / cities
Stanford, California • Fort Lauderdale, Florida • New York, New York + 1 more
Source: ClinicalTrials.gov public record
Updated Sep 24, 2014 · Synced Sep 11, 2026, 7:42 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Effects of Terminalia Chebula Fruit Extract on the Gut Microbiome and Skin Biophysical Properties

NCT04597502
View directory record Official record
Conditions
Human Microbiome
Interventions
Terminalia Chebula fruit extract, Placebo, Topical Terminalia Chebula, Topical Placebo
Dietary Supplement · Other
Lead sponsor
Integrative Skin Science and Research
Industry
Eligibility
25 Years to 55 Years · Female only
Enrollment
58 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
1
States / cities
Sacramento, California
Source: ClinicalTrials.gov public record
Updated Nov 14, 2022 · Synced Sep 11, 2026, 7:42 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Efficacy of a Once Daily Calcium and Vitamin D Fortified Food Product to Improve Bone Microarchitecture

NCT02375503
View directory record Official record
Conditions
Bone Alteration, Dietary Modification
Interventions
Calcium/Vitamin D, Placebo
Dietary Supplement
Lead sponsor
United States Army Research Institute of Environmental Medicine
Federal
Eligibility
17 Years to 42 Years
Enrollment
175 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015
U.S. locations
1
States / cities
Columbia, South Carolina
Source: ClinicalTrials.gov public record
Updated May 14, 2017 · Synced Sep 11, 2026, 7:42 PM EDT
Completed Phase 1Phase 2 Interventional Results available

N-acetylcysteine to Reduce Oxidative Stress and Improve Endothelial Function in HIV-infected Older Adults

NCT01962961
View directory record Official record
Conditions
HIV, Endothelial Dysfunction, Oxidative Stress
Interventions
PharmaNAC (N-acetylcysteine), Matching placebo
Dietary Supplement
Lead sponsor
Indiana University
Other
Eligibility
50 Years and older
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated Feb 7, 2016 · Synced Sep 11, 2026, 7:42 PM EDT
Recruiting Phase 2Phase 3 Interventional

Effects of Ketone Supplementation on Alcohol Withdrawal and Brain Metabolism in Alcohol Use Disorder

NCT06559995
View directory record Official record
Conditions
Alcohol Use Disorder, Alcohol Withdrawal, Ketosis
Interventions
ketone supplement "D-beta-hydroxybutryric acid and R-1,3 butanediol" 12g of ketones,, magnetic resonance imaging session, Placebo beverage
Dietary Supplement · Diagnostic Test
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 65 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 14, 2025 · Synced Sep 11, 2026, 7:42 PM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers

A Double-Blind, Randomized, Placebo-Controlled Study Evaluating the Nutritional Supplement Lumenato and Its Impact on Skin Parameters in Healthy Female Subjects

NCT04356456
View directory record Official record
Conditions
Skin
Interventions
Lumenato
Dietary Supplement
Lead sponsor
LycoRed Ltd.
Industry
Eligibility
35 Years to 55 Years · Female only
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
1
States / cities
Fairfield, New Jersey
Source: ClinicalTrials.gov public record
Updated Nov 12, 2020 · Synced Sep 11, 2026, 7:42 PM EDT
Not yet recruiting Phase 1Phase 2 Interventional

Butyric Acid Supplementation for Gut Improvement After Cardiac Surgery in Kids

NCT06882772
View directory record Official record
Conditions
Congenital Heart Disease (CHD)
Interventions
2 mL SunButyrate-TG, Placebo, 4 mL SunButyrate-TG
Drug
Lead sponsor
University of Nebraska
Other
Eligibility
1 Month to 3 Years
Enrollment
105 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
Omaha, Nebraska
Source: ClinicalTrials.gov public record
Updated Feb 23, 2026 · Synced Sep 11, 2026, 7:42 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Natural Product System and Lifestyle Modification

NCT06931977
View directory record Official record
Conditions
Healthy
Interventions
Supplement system + copaiba softgels, Supplement system + placebo softgels
Dietary Supplement
Lead sponsor
dōTERRA International
Industry
Eligibility
30 Years to 55 Years
Enrollment
97 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Pleasant Grove, Utah
Source: ClinicalTrials.gov public record
Updated Mar 9, 2026 · Synced Sep 11, 2026, 7:42 PM EDT
Completed Phase 2 Interventional

A Novel Approach for Alleviating the Side Effects of Chemotherapeutic Agents.

NCT05137067
View directory record Official record
Conditions
Breast Cancer, Lung Cancer, Prostate Cancer
Interventions
Chemotherapeutic agent A(Docetaxel),B(Cisplatin) or C(Docetaxel) plus Dietary Supplement (RaproCell), Chemotherapeutic agent A(Docetaxel),B(Cisplatin) or C(Docetaxel) plus placebo, Chemotherapeutic agent A(Docetaxel),B(Cisplatin) or C(Docetaxel).
Dietary Supplement · Drug
Lead sponsor
Optimal Health Research
Other
Eligibility
25 Years to 75 Years
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Mar 20, 2025 · Synced Sep 11, 2026, 7:42 PM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Berries, Inflammation, and Gut Microbiome

NCT04100200
View directory record Official record
Conditions
Overweight or Obesity, Healthy
Interventions
Mixed berries, FOS, Control, Combination
Dietary Supplement
Lead sponsor
Clinical Nutrition Research Center, Illinois Institute of Technology
Industry
Eligibility
20 Years to 60 Years
Enrollment
105 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2026
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Mar 24, 2026 · Synced Sep 11, 2026, 7:42 PM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

A Randomized, Placebo Controlled Clinical Study to Assess the Effect of a Blend of Digestive Enzymes and Extracts on Bloating in Adults.

NCT07033000
View directory record Official record
Conditions
Healthy
Interventions
Placebo, Dietary Supplement with actives
Dietary Supplement
Lead sponsor
Olly, PBC
Industry
Eligibility
18 Years to 65 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
New Port Richey, Florida
Source: ClinicalTrials.gov public record
Updated Jun 23, 2025 · Synced Sep 11, 2026, 7:42 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Isoleucine Intake and Intermediary Metabolism in Type 2 Diabetes

NCT04461236
View directory record Official record
Conditions
Type 2 Diabetes
Interventions
Oral Supplement, Placebo
Dietary Supplement
Lead sponsor
Texas A&M University
Other
Eligibility
45 Years to 84 Years
Enrollment
38 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
College Station, Texas
Source: ClinicalTrials.gov public record
Updated Feb 2, 2025 · Synced Sep 11, 2026, 7:42 PM EDT
Completed Early Phase 1 Interventional Results available

Treatment of HFpEF With Nitrate Supplement

NCT03289481
View directory record Official record
Conditions
Heart Failure With Normal Ejection Fraction
Interventions
Active lozenge, Placebo
Dietary Supplement · Drug
Lead sponsor
MaineHealth
Other
Eligibility
18 Years and older
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Rockport, Maine
Source: ClinicalTrials.gov public record
Updated Oct 5, 2021 · Synced Sep 11, 2026, 7:42 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Consumption of 4D Dietary Supplement on Perceptual-Cognitive and Visual-Motor Performance

NCT04988919
View directory record Official record
Conditions
Dietary Supplementation
Interventions
4D, placebo
Dietary Supplement
Lead sponsor
University of Central Florida
Other
Eligibility
18 Years to 40 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Orlando, Florida
Source: ClinicalTrials.gov public record
Updated Oct 7, 2021 · Synced Sep 11, 2026, 7:42 PM EDT
Recruiting Phase 1Phase 2 Interventional

Targeting Endoplasmic Reticulum Stress in Human Hypertension

NCT06025630
View directory record Official record
Conditions
Hypertension
Interventions
TUDCA, Placebo
Drug
Lead sponsor
University of North Texas Health Science Center
Other
Eligibility
18 Years to 80 Years
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2028
U.S. locations
1
States / cities
Fort Worth, Texas
Source: ClinicalTrials.gov public record
Updated Mar 27, 2025 · Synced Sep 11, 2026, 7:42 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Immulina on Immune Measures

NCT04071730
View directory record Official record
Conditions
Effects of Immulina on Natural Killer Cells
Interventions
Immulina Dietary Supplementation
Dietary Supplement
Lead sponsor
University of Mississippi Medical Center
Other
Eligibility
18 Years to 64 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
Jackson, Mississippi
Source: ClinicalTrials.gov public record
Updated May 18, 2022 · Synced Sep 11, 2026, 7:42 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

The Effects of an Oral Hair Supplement on Hair Density, Growth, and Microbiome

NCT06146166
View directory record Official record
Conditions
Hair Thinning
Interventions
Oral herbal supplement, Oral placebo supplement
Dietary Supplement
Lead sponsor
Integrative Skin Science and Research
Industry
Eligibility
25 Years to 65 Years · Female only
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Sacramento, California
Source: ClinicalTrials.gov public record
Updated Aug 26, 2024 · Synced Sep 11, 2026, 7:42 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Effects of a Novel Nutritional Product on Nutrient Gaps and Gut Health in Active Adults

NCT06521424
View directory record Official record
Conditions
Gastrointestinal Microbiome, Nutrition, Healthy, Exercise
Interventions
AG1 - Nutritional Supplement, Placebo
Dietary Supplement
Lead sponsor
Athletic Greens International
Industry
Eligibility
18 Years to 40 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Hempstead, New York
Source: ClinicalTrials.gov public record
Updated May 3, 2025 · Synced Sep 11, 2026, 7:42 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Effects of Mixhers HERTIME Supplements on Menstrual Symptoms

NCT06136104
View directory record Official record
Conditions
Healthy, Premenstrual Dysphoric Disorder, Premenstrual Syndrome
Interventions
Mixhers HERTIME, Placebo
Dietary Supplement
Lead sponsor
Midwestern University
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
Glendale, Arizona
Source: ClinicalTrials.gov public record
Updated May 7, 2024 · Synced Sep 11, 2026, 7:42 PM EDT
Completed No phase listed Observational

Early Pregnancy Antioxidant Supplementation in the Prevention of Preeclampsia

NCT00583635
View directory record Official record
Conditions
Preeclampsia, Pregnancy Loss
Interventions
Not listed
Lead sponsor
University of Mississippi Medical Center
Other
Eligibility
18 Years to 44 Years · Female only
Enrollment
684 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2011
U.S. locations
1
States / cities
Jackson, Mississippi
Source: ClinicalTrials.gov public record
Updated Oct 4, 2012 · Synced Sep 11, 2026, 7:42 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Phytochemicals on "Metabolic Aging" in Older Overweight Adults

NCT04919876
View directory record Official record
Conditions
Mitochondrial Functions
Interventions
fruit/vegetable supplement (FVS), Placebo
Dietary Supplement
Lead sponsor
Biofortis, Merieux NutriSciences
Industry
Eligibility
55 Years and older
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2022
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 22, 2021 · Synced Sep 11, 2026, 7:42 PM EDT
Not listed Phase 2Phase 3 Interventional Accepts healthy volunteers

Trenev Trio®/Healthy Trinity® for Recurrent Gastrointestinal Symptoms

NCT01444859
View directory record Official record
Conditions
Recurrent Gastrointestinal Symptoms
Interventions
Trenev Trio®/Healthy Trinity®, Placebo
Dietary Supplement
Lead sponsor
Sprim Advanced Life Sciences
Other
Eligibility
18 Years and older
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012
U.S. locations
5
States / cities
Los Angeles, California • San Francisco, California • West Lawn, Pennsylvania + 2 more
Source: ClinicalTrials.gov public record
Updated Oct 23, 2012 · Synced Sep 11, 2026, 7:42 PM EDT
Completed Not applicable Interventional

Nutritional Supplementation in Cognitive Aging

NCT00599508
View directory record Official record
Conditions
Cognitive Aging
Interventions
Concord grape juice, placebo juice, blueberry juice, whole fruit blueberry powder, berry placebo powder
Dietary Supplement
Lead sponsor
University of Cincinnati
Other
Eligibility
66 Years and older
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2015
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Oct 9, 2016 · Synced Sep 11, 2026, 7:42 PM EDT