Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 4, 2026, 1:00 PM EDT

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Showing 265–288 of 5,612 matching trials from the live ClinicalTrials.gov search.
Conditions
Inflammation, Cancer, Autoimmune Diseases
Interventions
Ashwagandha
Dietary Supplement
Lead sponsor
National University of Natural Medicine
Other
Eligibility
18 Years to 55 Years
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2008
U.S. locations
1
States / cities
Portland, Oregon
Not listed Not applicable Interventional Accepts healthy volunteers

Phytochemicals on "Metabolic Aging" in Older Overweight Adults

NCT04919876
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
Conditions
Sore-throat, Common Cold
Interventions
Beekeeper's Propolis Throat Spray, Placebo Throat Spray
Dietary Supplement
Lead sponsor
Beekeeper's Naturals Inc
Industry
Eligibility
18 Years to 65 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Las Vegas, Nevada
Conditions
Irritable Bowel Syndrome
Interventions
Chitin Fiber, Placebo
Dietary Supplement
Lead sponsor
Colorado State University
Other
Eligibility
18 Years and older
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Fort Collins, Colorado
Completed Not applicable Interventional Accepts healthy volunteers

Effect of Sprinkles With and w/o Fe on Zn Absorption in Kenyan Toddlers

NCT02101723
Conditions
Micronutrient Deficiencies
Interventions
MNP + Zn/Fe, MNP + Zn, Placebo
Dietary Supplement
Lead sponsor
University of Colorado, Denver
Other
Eligibility
5 Months to 10 Months
Enrollment
63 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2016
U.S. locations
1
States / cities
Aurora, Colorado
Conditions
Diabetes Mellitus, Type 2
Interventions
Oral nutrition supplement - control, Oral nutrition supplement - test
Other
Lead sponsor
Société des Produits Nestlé (SPN)
Industry
Eligibility
20 Years to 75 Years
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
1
States / cities
Tustin, California
Completed Not applicable Interventional Accepts healthy volunteers

Nutrition21 Study 1

NCT04828278
Conditions
Nutritional Supplementation
Interventions
Arginine, Placebo
Dietary Supplement
Lead sponsor
Texas A&M University
Other
Eligibility
18 Years to 40 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
College Station, Texas
Completed Not applicable Interventional Accepts healthy volunteers

Acute Berry Intake on Metabolic Control and Cognitive Function

NCT03879213
Conditions
Healthy
Interventions
Active breakfast, Control breakfast
Dietary Supplement
Lead sponsor
Clinical Nutrition Research Center, Illinois Institute of Technology
Industry
Eligibility
55 Years to 70 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Chicago, Illinois
Completed Not applicable Interventional Results available

Probiotics in Infants With Gastroschisis

NCT01316510
Conditions
Gastroschisis
Interventions
Bifidobacteria infantis, Placebo
Dietary Supplement · Other
Lead sponsor
University of California, Davis
Other
Eligibility
Up to 2 Weeks
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2015
U.S. locations
1
States / cities
Sacramento, California
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers

The Psychological Treatment of Overweight Binge Eaters Minority Supplement

NCT01208259
Conditions
Binge Eating Disorder, Cognitive Therapy/Methods, Mental Disorders/Epidemiology, Obesity/Epidemiology, Obesity/Therapy
Interventions
Cognitive Behavioral Therapy (CBT), Interpersonal Therapy (IPT)
Behavioral
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 65 Years
Enrollment
162 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1997 – 1999
U.S. locations
1
States / cities
New Haven, Connecticut
Completed Not applicable Interventional Accepts healthy volunteers

The Effects of a Nutrition Supplement on Health Related Quality of Life

NCT04499560
Conditions
Sleep, Stress, Health, Subjective, Inflammation, Cognitive Symptom
Interventions
Supplement Drink
Dietary Supplement
Lead sponsor
Nutraceuticals Research Institute
Other
Eligibility
18 Years to 70 Years
Enrollment
160 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
1
States / cities
Franklin, Tennessee
Completed Not applicable Interventional Accepts healthy volunteers

Probiotics in Occupational Shift Workers

NCT02951689
Conditions
Shift-Work Related Sleep Disturbance, Healthy
Interventions
Probiotic, Placebo
Dietary Supplement
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
22 Years to 55 Years · Female only
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Conditions
Hypertension
Interventions
E3 Multidisciplinary Team, E3 Self-Guided Hypertension Education Program
Behavioral
Lead sponsor
Rush University Medical Center
Other
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Chicago, Illinois
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
Terminated Not applicable Interventional Accepts healthy volunteers Results available

Effectiveness of Vitamin D Supplementation

NCT02513823
Conditions
Elevated Blood Pressure, Endothelial Dysfunction
Interventions
2,000 International Units (IU)of vitamin D3
Dietary Supplement
Lead sponsor
Texas Woman's University
Other
Eligibility
18 Years and older · Female only
Enrollment
27 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
Houston, Texas
Completed Not applicable Interventional Accepts healthy volunteers

Effect of Diet Orange Soda on Urinary Lithogenicity

NCT01330940
Conditions
Kidney Stones, Nephrolithiasis, Urolithiasis
Interventions
Orange soda
Dietary Supplement
Lead sponsor
VA New York Harbor Healthcare System
Federal
Eligibility
18 Years to 65 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2010
U.S. locations
1
States / cities
New York, New York
Completed Not applicable Interventional Accepts healthy volunteers

Fermented Papaya and Driving Simulator Older Adult Study

NCT06672874
Conditions
Healthy
Interventions
Fermented Papaya Preparation (FPP)
Dietary Supplement
Lead sponsor
University of Florida
Other
Eligibility
70 Years to 80 Years
Enrollment
34 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
1
States / cities
Gainesville, Florida
Completed Not applicable Interventional Accepts healthy volunteers Results available

FFA-Induced Hypertension and Endothelial Dysfunction

NCT00589888
Conditions
Endothelial Dysfunction, Hypertension
Interventions
Intralipid 20% @ 20cc/hour, Intralipid 20%@ 40cc/hour, Normal Saline, 32-gram oral fat load, 64-gram oral fat load
Drug · Dietary Supplement
Lead sponsor
Emory University
Other
Eligibility
18 Years to 65 Years
Enrollment
13 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2008
U.S. locations
1
States / cities
Atlanta, Georgia
Conditions
Age-associated Memory Impairment
Interventions
Brainphyt high dose, Placebo
Dietary Supplement
Lead sponsor
Microphyt
Industry
Eligibility
55 Years to 55 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
College Station, Texas
Conditions
Irritable Bowel Syndrome, Vaginal Health
Interventions
Vaginal Probiotic
Dietary Supplement
Lead sponsor
Rael
Industry
Eligibility
18 Years to 40 Years · Female only
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Santa Monica, California
Conditions
Essential Thrombocythemia, Polycythemia Vera, Primary Myelofibrosis
Interventions
Arsenic Trioxide, Ascorbic Acid, Laboratory Biomarker Analysis, Pharmacological Study
Drug · Dietary Supplement · Other
Lead sponsor
Roswell Park Cancer Institute
Other
Eligibility
19 Years and older
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2015
U.S. locations
1
States / cities
Buffalo, New York
Conditions
Kidney Disease
Interventions
Vitamin D, Placebo
Dietary Supplement · Other
Lead sponsor
Atlanta VA Medical Center
Federal
Eligibility
18 Years to 85 Years
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
1
States / cities
Atlanta, Georgia
Completed No phase listed Observational Accepts healthy volunteers

HEALthy Brain and Child Development Study - COVID-19 Supplement

NCT04713150
Conditions
Child Development, Prenatal Infection, Prenatal Stress, Covid19
Interventions
No Intervention
Other
Lead sponsor
Boston Children's Hospital
Other
Eligibility
18 Years and older
Enrollment
62 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
4
States / cities
Boston, Massachusetts
Completed Not applicable Interventional Accepts healthy volunteers

The Body's Response to Food Intake in Trained, Older Adults

NCT00798668
Conditions
Elderly
Interventions
Liquid Supplements, Solid Supplement
Dietary Supplement
Lead sponsor
Purdue University
Other
Eligibility
60 Years and older
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2008
U.S. locations
1
States / cities
West Lafayette, Indiana