Independent directory Public ClinicalTrials.gov records United States
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Showing 97–120 of 1,843 matching trials from the live ClinicalTrials.gov search.
Completed Phase 1 Interventional Accepts healthy volunteers

Effects of Fish Oil on the Colon Mucosa

NCT01860352
Conditions
Physiological Effects of Fish Oil
Interventions
Fish OIl
Dietary Supplement
Lead sponsor
University of Michigan
Other
Eligibility
25 Years to 75 Years
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2016
U.S. locations
1
States / cities
Ann Arbor, Michigan
Conditions
Prostate Cancer
Interventions
Genistein, Placebo
Drug
Lead sponsor
Emory University
Other
Eligibility
18 Years and older · Male only
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2021
U.S. locations
1
States / cities
Atlanta, Georgia
Completed No phase listed Observational Accepts healthy volunteers

Study of Effects of L-Arginine in Colitis and Colon Cancer

NCT01091558
Conditions
Ulcerative Colitis, Colon Cancer
Interventions
Not listed
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
18 Years and older
Enrollment
204 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2011
U.S. locations
1
States / cities
Nashville, Tennessee
Conditions
Reticular Pseudodrusen (RPD), Age-Related Macular Degeneration
Interventions
Vitamin A Palmitate
Drug
Lead sponsor
National Eye Institute (NEI)
NIH
Eligibility
50 Years and older
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
1
States / cities
Bethesda, Maryland
Completed Not applicable Interventional Accepts healthy volunteers Results available

Variation in Urine Electrolytes, pH and Specific Gravity Throughout the Day

NCT03645785
Conditions
Healthy
Interventions
Normal fluid intake without true lemon, Double fluid intake plus 3 bottles of water with True Lemon
Dietary Supplement
Lead sponsor
Adam Howe, MD
Other
Eligibility
18 Years and older
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Albany, New York
Conditions
Asthma in Children
Interventions
Soluble Corn Fiber
Drug
Lead sponsor
Phoenix Children's Hospital
Other
Eligibility
6 Years to 17 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Phoenix, Arizona
Conditions
Esophagectomy, Pancreaticoduodenectomy
Interventions
Impact Advanced Recovery, No supplement
Dietary Supplement
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older
Enrollment
344 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
1
States / cities
Madison, Wisconsin
Completed Not applicable Interventional Accepts healthy volunteers

Protein Supplementation Post Bariatric Surgery

NCT02951663
Conditions
Bariatric Surgery Candidate
Interventions
Protein
Dietary Supplement
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 70 Years
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2019
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Conditions
Muscle Hypertrophy, Strength
Interventions
CHO, PRO
Dietary Supplement
Lead sponsor
Auburn University
Other
Eligibility
18 Years to 40 Years · Male only
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Auburn, Alabama
Conditions
Sarcopenia
Interventions
Placebo, HMB plus Vitamin D, Non-Exercise, Exercise
Dietary Supplement · Drug · Behavioral
Lead sponsor
Metabolic Technologies Inc.
Industry
Eligibility
60 Years and older
Enrollment
238 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2019
U.S. locations
1
States / cities
Ames, Iowa
Completed Phase 2 Interventional Results available

Micronutrient Supplementation in Children With ASD

NCT05268744
Conditions
Autism Spectrum Disorder
Interventions
Micronutrient
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
5 Years to 22 Years
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
1
States / cities
San Francisco, California
Conditions
Vitamin D Deficiency, Nutritional Deficiency
Interventions
High dose Cholecalciferol, Cholecalciferol
Drug
Lead sponsor
Medical University of South Carolina
Other
Eligibility
0 Days to 45 Years
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Charleston, South Carolina
Conditions
Aging, Frail Elderly, Rehabilitation
Interventions
Testosterone supplement
Procedure
Lead sponsor
US Department of Veterans Affairs
Federal
Eligibility
65 Years and older · Male only
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2004
U.S. locations
1
States / cities
Richmond, Virginia
Conditions
Cystic Fibrosis
Interventions
Docosahexanoic Acid Supplement, Placebo
Dietary Supplement
Lead sponsor
Vanderbilt University
Other
Eligibility
6 Years and older
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
Nashville, Tennessee
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Effect of Vitamin D Replacement on Insulin Sensitivity

NCT01268111
Conditions
Insulin Sensitivity
Interventions
Ergocalciferols, Placebo
Drug
Lead sponsor
Texas Tech University Health Sciences Center
Other
Eligibility
18 Years to 60 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
1
States / cities
Odessa, Texas
Conditions
Hormone Disturbance
Interventions
Semaine Hormonal Imbalance & The Daily
Dietary Supplement
Lead sponsor
Semaine Health
Industry
Eligibility
18 Years to 55 Years · Female only
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Santa Monica, California
Conditions
Males, Females, Sedentary, Metformin, Prediabetes
Interventions
Dietary Supplement: Inorganic Nitrate (Beetroot juice), Dietary supplement: Placebo (Nitrate-depleted beetroot juice)
Dietary Supplement
Lead sponsor
University of Virginia
Other
Eligibility
18 Years to 60 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Charlottesville, Virginia
Conditions
Degenerative Disc Disease, Low Back Pain, Disc Degeneration
Interventions
VIA Disc NP
Other
Lead sponsor
VIVEX Biologics, Inc.
Industry
Eligibility
18 Years and older
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
6
States / cities
Larkspur, California • Santa Monica, California • Walnut Creek, California + 3 more
Conditions
Metabolic Syndrome
Interventions
Supplement, Placebo
Dietary Supplement · Other
Lead sponsor
Jeffrey B. Schwimmer, MD
Other
Eligibility
18 Years to 25 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
La Jolla, California
Conditions
Elderly, Pre-diabetic
Interventions
Acute Exercise
Other
Lead sponsor
Duke University
Other
Eligibility
60 Years to 80 Years
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014
U.S. locations
1
States / cities
Durham, North Carolina
Completed Not applicable Interventional Accepts healthy volunteers Results available

Timing of Sodium Intake and Nocturnal Sodium Excretion and Blood Pressure in Obese African Americans

NCT04021355
Conditions
Obesity, Hypertension, Circadian Dysregulation, Salt; Excess
Interventions
Oral sodium supplementation
Other
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
25 Years to 45 Years
Enrollment
61 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2025
U.S. locations
1
States / cities
Birmingham, Alabama
Conditions
Burn Injury
Interventions
coenzyme Q10, Placebo
Dietary Supplement
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 85 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
1
States / cities
Boston, Massachusetts
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

Evaluation of an Oat Fiber Supplement on Health

NCT07714135
Conditions
Supplementation Efficacy in Health Adults on Plasticizer Removal
Interventions
Oat Fiber, Placebo
Dietary Supplement
Lead sponsor
California Polytechnic State University-San Luis Obispo
Other
Eligibility
18 Years to 40 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
San Luis Obispo, California
Conditions
Long-chain 3-hydroxyacyl-CoA Dehydrogenase Deficiency, Carnitine Palmitoyltransferase Deficiency 2, Very Long Chain Acyl Coa Dehydrogenase Deficiency, Trifunctional Protein Deficiency
Interventions
Nutritional Ketone Supplement, Isocaloric Placebo Supplement
Dietary Supplement
Lead sponsor
Oregon Health and Science University
Other
Eligibility
18 Years and older
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Portland, Oregon