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ClinicalTrials.gov public records Last synced Oct 22, 2026, 8:24 PM EDT

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Showing 1–24 of 5,642 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Dietary supplement Clear all
Completed Phase 1Phase 2 Interventional

Use of a Nutritional Supplement to Treat Diabetic Symptoms in HIV-Infected Adults

NCT00109746
View directory record Official record
Conditions
Insulin Resistance, HIV Infections
Interventions
chromium picolinate
Dietary Supplement
Lead sponsor
National Center for Complementary and Integrative Health (NCCIH)
NIH
Eligibility
18 Years and older
Enrollment
39 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2010
U.S. locations
1
States / cities
Stony Brook, New York
Source: ClinicalTrials.gov public record
Updated Mar 23, 2016 · Synced Oct 22, 2026, 8:24 PM EDT
Completed Not applicable Interventional

Impact of Probiotic Use on Immune Cell Function in Children

NCT02687503
View directory record Official record
Conditions
Respiratory Tract Infections
Interventions
Probiotic
Dietary Supplement
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
12 Months to 36 Months
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
2
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Dec 24, 2019 · Synced Oct 22, 2026, 8:24 PM EDT
Completed Not applicable Interventional

Liquid Preterm Formula Versus Powdered Human Milk Fortifier in VLBW Infants

NCT00760942
View directory record Official record
Conditions
Infant, Very Low Birth Weight
Interventions
Similac special care 30, Similac human milk fortifier
Dietary Supplement
Lead sponsor
University of Oklahoma
Other
Eligibility
1 Day to 10 Weeks
Enrollment
84 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Source: ClinicalTrials.gov public record
Updated Dec 10, 2013 · Synced Oct 22, 2026, 8:24 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Use of NAC in Alleviation of Hangover Symptoms

NCT02541422
View directory record Official record
Conditions
Hangover Symptoms, NAC
Interventions
N Acetyl Cysteine, placebo
Dietary Supplement · Other
Lead sponsor
St. Luke's Hospital and Health Network, Pennsylvania
Other
Eligibility
21 Years and older
Enrollment
62 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015
U.S. locations
1
States / cities
Bethlehem, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 30, 2018 · Synced Oct 22, 2026, 8:24 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

Effects of a Proprietary Blend of Herbal Extract Supplement on Cellular Detoxification, Inflammation, and Cumulative Cognitive Index as Well as Gene Expression in Middle-Aged Adult Women

NCT01598272
View directory record Official record
Conditions
Anti Aging
Interventions
Vitality product AM + Vitality product PM, Placebo
Dietary Supplement
Lead sponsor
Pharmanex
Industry
Eligibility
35 Years to 73 Years · Female only
Enrollment
95 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
1
States / cities
Orem, Utah
Source: ClinicalTrials.gov public record
Updated Dec 11, 2014 · Synced Oct 22, 2026, 8:24 PM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers

Impact of Exogenous Ketones on Breathing in Healthy Volunteers

NCT07220122
View directory record Official record
Conditions
Healthy Volunteer
Interventions
1,3 butanediol, Placebo
Dietary Supplement
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 50 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 28, 2026 · Synced Oct 22, 2026, 8:24 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Moringa Supplementation for Improved Milk Output

NCT05333939
View directory record Official record
Conditions
Breastfeeding
Interventions
Moringa leaf powder, Placebo
Dietary Supplement · Other
Lead sponsor
University of Kentucky
Other
Eligibility
0 Months and older
Enrollment
41 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Lexington, Kentucky
Source: ClinicalTrials.gov public record
Updated Oct 17, 2024 · Synced Oct 22, 2026, 8:24 PM EDT
Completed Phase 2 Interventional

Calcitriol and Dexamethasone in Treating Patients With Prostate Cancer Who Have Undergone Surgery or Radiation Therapy

NCT00054522
View directory record Official record
Conditions
Prostate Cancer
Interventions
calcitriol, dexamethasone
Dietary Supplement · Drug
Lead sponsor
Roswell Park Cancer Institute
Other
Eligibility
18 Years and older · Male only
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2006
U.S. locations
2
States / cities
Buffalo, New York • Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 8, 2011 · Synced Oct 22, 2026, 8:24 PM EDT
Completed Not applicable Interventional

Effects of Yerba Mate Supplementation on Metabolic Health, Physical Function, and Cognition in Older Adults With Excess Adiposity

NCT07883031
View directory record Official record
Conditions
Overweight (BMI > 25), Obesity & Overweight
Interventions
Yerba Mate, Placebo
Dietary Supplement
Lead sponsor
University of North Alabama
Other
Eligibility
60 Years and older
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Florence, Alabama
Source: ClinicalTrials.gov public record
Updated Oct 20, 2026 · Synced Oct 22, 2026, 8:24 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Indena's Virtiva® Plus Ginkgo Biloba Extract on Stress, and Cognitive Performance

NCT06583941
View directory record Official record
Conditions
Stress, Mood, Cognitive Change
Interventions
Low Dose Virtiva Plus, High Dose Virtiva Plus
Dietary Supplement
Lead sponsor
Applied Science & Performance Institute
Industry
Eligibility
50 Years to 70 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Tampa, Florida
Source: ClinicalTrials.gov public record
Updated Sep 16, 2025 · Synced Oct 22, 2026, 8:24 PM EDT
Completed Phase 1 Interventional

Nutrition, Neuromuscular Electrical Stimulation (NMES) and Secondary Progressive Multiple Sclerosis (SPMS)

NCT01381354
View directory record Official record
Conditions
Multiple Sclerosis
Interventions
Progressive exercise, Neuromuscular electrical stimulation delivered using the electrical therapy device EMPI 300 PV, Modified paleolithic diet, Omega 3 fatty acids, Full Spectrum vitamin, Essential - hydroxytyrosol, Maltodextrin fiber supplement, Mineral boost (magnesium), Niacinamide, Methyl B12, Taurine, creatine, thiamine, riboflavin, N acetylcysteine, alpha lipoic acid, L acetyl carnitine, methyl folate, coenzyme Q, meditation, self massage, learning, Coconut oil
Other · Device · Dietary Supplement + 1 more
Lead sponsor
University of Iowa
Other
Eligibility
18 Years to 65 Years
Enrollment
38 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2016
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated Jun 26, 2018 · Synced Oct 22, 2026, 8:24 PM EDT
Completed Phase 4 Interventional

Comparison of Absorption of Vitamin D in Cystic Fibrosis

NCT01880346
View directory record Official record
Conditions
Cystic Fibrosis
Interventions
Vitamin D Powder, Vitamin D Oil
Dietary Supplement
Lead sponsor
Emory University
Other
Eligibility
18 Years to 59 Years
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Nov 20, 2015 · Synced Oct 22, 2026, 8:24 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Vitamin D Deficiency, Insulin Resistance and FGF-23

NCT00491322
View directory record Official record
Conditions
Vitamin D Deficiency
Interventions
Ergocalciferol, Ergocalciferol placebo
Dietary Supplement
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 45 Years
Enrollment
92 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2008
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 2, 2018 · Synced Oct 22, 2026, 8:24 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Weight Loss Study-Mechanism Underlying the Improvement of Insulin Resistance in Response to Weight Loss

NCT01780870
View directory record Official record
Conditions
Obesity, Weight Loss
Interventions
Weight loss group (Full meal replacement products)
Dietary Supplement
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
18 Years to 50 Years
Enrollment
5 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2017
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 7, 2017 · Synced Oct 22, 2026, 8:24 PM EDT
Completed No phase listed Observational Results available

Donor Human Milk in Neonatal Abstinence Syndrome

NCT02182973
View directory record Official record
Conditions
Neonatal Abstinence Syndrome
Interventions
donor human milk
Dietary Supplement
Lead sponsor
Neolac Inc dba Medolac Laboratories
Industry
Eligibility
38 Weeks to 42 Weeks
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
1
States / cities
Louisville, Kentucky
Source: ClinicalTrials.gov public record
Updated Apr 12, 2019 · Synced Oct 22, 2026, 8:24 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Nitrate Supplementation During Final Examination Stress

NCT03159273
View directory record Official record
Conditions
Airway Disease
Interventions
Beetroot Juice Group
Dietary Supplement
Lead sponsor
Southern Methodist University
Other
Eligibility
18 Years to 50 Years
Enrollment
76 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated May 23, 2018 · Synced Oct 22, 2026, 8:24 PM EDT
Completed Phase 3 Interventional

A Trial of an Oral Nutritional Supplement in Older Hospitalized Patients - NOURISH Study

NCT01626742
View directory record Official record
Conditions
Hospitalized Elderly
Interventions
Ready to Drink Flavored Beverage, Ready to drink flavored beverage w/ AN 777
Other
Lead sponsor
Abbott Nutrition
Industry
Eligibility
65 Years and older
Enrollment
652 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
115
States / cities
Auburn, Alabama • Birmingham, Alabama • Huntsville, Alabama + 100 more
Source: ClinicalTrials.gov public record
Updated Apr 28, 2015 · Synced Oct 22, 2026, 8:24 PM EDT
Terminated Not applicable Interventional

Treating Alzheimer's and Dementia With D-ribose

NCT02260141
View directory record Official record
Conditions
Alzheimers, Dementia
Interventions
d-ribose
Dietary Supplement
Lead sponsor
Practitioners Alliance Network
Other
Eligibility
Not listed
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
1
States / cities
Kailua, Hawaii
Source: ClinicalTrials.gov public record
Updated May 8, 2020 · Synced Oct 22, 2026, 8:24 PM EDT
Terminated Phase 1 Interventional

Dietary Methionine Restriction Plus Temozolomide for Recurrent GBM

NCT00508456
View directory record Official record
Conditions
Glioblastoma Multiforme
Interventions
Temodar (Temozolomide), Hominex-2
Drug · Dietary Supplement
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
Not listed
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2008
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jan 16, 2012 · Synced Oct 22, 2026, 8:24 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

The Effects of the Food Preservative Propionic Acid in Post-prandial Metabolism

NCT01889446
View directory record Official record
Conditions
Obesity, Insulin Resistance, Diabetes
Interventions
Calcium propionate
Dietary Supplement
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2015
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 22, 2014 · Synced Oct 22, 2026, 8:24 PM EDT
Completed Phase 1 Interventional

Interventions to Decrease the Impact of Post-OPerative Ileus After Liver Transplant or Resection Surgery

NCT01156129
View directory record Official record
Conditions
Ileus
Interventions
stool softener, Arm B: Acupressure bracelet, sugar free gum
Drug · Device · Dietary Supplement
Lead sponsor
University of Nebraska
Other
Eligibility
19 Years and older
Enrollment
111 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
Omaha, Nebraska
Source: ClinicalTrials.gov public record
Updated Sep 7, 2023 · Synced Oct 22, 2026, 8:24 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Impact of Jump Start Nutrition Program on Weight Loss and Associated Measures

NCT05443269
View directory record Official record
Conditions
Weight Loss
Interventions
Jump Start Nutritional Program
Dietary Supplement
Lead sponsor
University of Memphis
Other
Eligibility
18 Years to 60 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Jul 5, 2022 · Synced Oct 22, 2026, 8:24 PM EDT
Not listed Early Phase 1 Interventional Accepts healthy volunteers

Allicin Bioavailability From Garlic Supplements and Garlic Foods

NCT00874666
View directory record Official record
Conditions
Healthy
Interventions
crushed garlic clove, garlic powder tablet
Other · Dietary Supplement
Lead sponsor
Silliker, Inc.
Industry
Eligibility
18 Years to 72 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2011
U.S. locations
1
States / cities
Orem, Utah
Source: ClinicalTrials.gov public record
Updated Nov 20, 2009 · Synced Oct 22, 2026, 8:24 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Trial to Evaluate the Use of Pomegranate Concentrate (POMx) for the Prevention of Experimental Rhinovirus Infection

NCT00655031
View directory record Official record
Conditions
Common Cold
Interventions
Pomegranate Concentrate (POMx), Placebo
Dietary Supplement
Lead sponsor
POM Wonderful LLC
Industry
Eligibility
18 Years to 45 Years
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008
U.S. locations
3
States / cities
Huntsville, Alabama • Melbourne, Florida • Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated Aug 18, 2008 · Synced Oct 22, 2026, 8:24 PM EDT