Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Sep 5, 2026, 9:06 PM EDT

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Showing 1–24 of 237 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Diabetes Mellitus
Interventions
Conjugated Linoleic Acid (CLA), Safflower OIl
Dietary Supplement
Lead sponsor
Ohio State University
Other
Eligibility
18 Years to 70 Years · Female only
Enrollment
55 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2006
U.S. locations
1
States / cities
Columbus, Ohio
Conditions
Bone Marrow Transplantation, Hematopoietic Stem Cell Transplantion
Interventions
nutritional supplement, glutamine popsicle
Drug
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
4 Years to 75 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2007
U.S. locations
1
States / cities
Madison, Wisconsin
Completed Not applicable Interventional Accepts healthy volunteers

BLOODSAFE Ghana- Iron and Nutritional Counselling Strategy

NCT06101238
Conditions
Blood Donation
Interventions
supplementation with low dose elemental iron
Dietary Supplement
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 60 Years
Enrollment
533 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
Minneapolis, Minnesota
Completed Not applicable Interventional Accepts healthy volunteers

Use of Probiotics to Aid in Weight Loss

NCT01445704
Conditions
Weight Loss
Interventions
Probiotics, Placebo
Dietary Supplement
Lead sponsor
Prisma Health-Upstate
Other
Eligibility
18 Years and older
Enrollment
151 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2014
U.S. locations
1
States / cities
Greenville, South Carolina
Conditions
Hypertension, Gut Dysbiosis, Overweight , Obesity
Interventions
Synbiotic, Placebo
Dietary Supplement
Lead sponsor
Southern Utah University
Other
Eligibility
18 Years to 60 Years
Enrollment
47 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Cedar, Utah
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
Suspended Not applicable Interventional Accepts healthy volunteers

The Effect of Nutritional Supplementation on Actinic Purpura: A Pilot Study

NCT06840574
Conditions
Skin Health, Skin Aging of Face and Hands, Healthy, Ecchymosis
Interventions
Cyruta Plus: A Whole-Food Based Vitamin C supplement containing organic buckwheat (aerial parts) juice powder, organic buckwheat flour, bovine adrenal Cytosol™ extract, oat flour, honey, ascorbic acid, Low Dose Vitamin C, High Dose Vitamin C
Dietary Supplement
Lead sponsor
Standard Process Inc.
Industry
Eligibility
55 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
1
States / cities
Kannapolis, North Carolina
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers

NUTRITION: Natural Tocotrienol Against Ischemic Stroke Event

NCT01578629
Conditions
Ischemic Stroke, Transient Ischemic Attack (TIA)
Interventions
Vitamin E tocotrienol (TCT) capsules ; Low dose Aspirin, Placebo vehicle control
Other
Lead sponsor
Andrew Slivka
Other
Eligibility
40 Years to 70 Years
Enrollment
210 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2018
U.S. locations
1
States / cities
Columbus, Ohio
Completed Not applicable Interventional Accepts healthy volunteers

Fit & Active Seniors Trial

NCT01472744
Conditions
Aging
Interventions
Dance Group, Strength, Stretching, Stability, Walking, Walking + Nutrition
Behavioral
Lead sponsor
University of Illinois at Urbana-Champaign
Other
Eligibility
60 Years to 79 Years
Enrollment
247 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2014
U.S. locations
1
States / cities
Urbana, Illinois
Conditions
Obesity
Interventions
Milk Thistle (MT), Lactobacillus Gasseri (LAC), Exercise (EX), Control (CON)
Dietary Supplement · Behavioral
Lead sponsor
Kyle Flack
Other
Eligibility
18 Years to 50 Years
Enrollment
42 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Lexington, Kentucky
Completed Not applicable Interventional Accepts healthy volunteers

Acquiring and Targeting Heat Exposures Necessary for Action

NCT05678738
Conditions
Heat Intolerance, Heat Stress, Fatigue; Heat
Interventions
Antioxidant Berry Supplementation, Acute and Chronic Exercise-Heat Stress, Placebo (non-juice) Supplementation
Dietary Supplement · Other
Lead sponsor
University of Connecticut
Other
Eligibility
18 Years to 50 Years
Enrollment
108 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2024
U.S. locations
1
States / cities
Storrs, Connecticut
Completed Not applicable Interventional Accepts healthy volunteers

Easy Peasy: Health Effects of Supplementation With Vegetables

NCT05869929
Conditions
Health Knowledge, Attitudes, Practice
Interventions
Vegetables
Dietary Supplement
Lead sponsor
University of Arizona
Other
Eligibility
18 Years to 65 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
Tucson, Arizona
Conditions
Obesity, Insulin Resistance
Interventions
Fat biopsy during scheduled abdominal surgery, Fat Aspiration, Fish Oil Supplement
Procedure · Dietary Supplement
Lead sponsor
Mayo Clinic
Other
Eligibility
30 Years to 50 Years
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2018
U.S. locations
1
States / cities
Scottsdale, Arizona
Conditions
Overweight, Obesity
Interventions
Standard Diet, Ketogenic Diet, Placebo, Nicotinamide Riboside
Other · Dietary Supplement
Lead sponsor
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
NIH
Eligibility
18 Years to 65 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
Muscle Weakness, ICU-acquired Weakness
Interventions
HMB protein supplement (3g), Nutritional Supplement
Dietary Supplement
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
65 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Completed Not applicable Interventional Accepts healthy volunteers Results available

Whey Protein Supplementation in High School Athletes

NCT05589129
Conditions
Body Weight Changes, Athletic Performance, Recovery, Sleep
Interventions
Whey Protein Supplement, Carbohydrate Placebo Control
Dietary Supplement
Lead sponsor
University of Utah
Other
Eligibility
13 Years to 18 Years
Enrollment
31 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Salt Lake City, Utah
Conditions
Advanced Ovarian Carcinoma, Stage IIIC Fallopian Tube Cancer AJCC v8, Stage IIIC Ovarian Cancer AJCC v8, Stage IIIC Primary Peritoneal Cancer AJCC v8, Stage IV Fallopian Tube Cancer AJCC v8, Stage IV Ovarian Cancer AJCC v8, Stage IV Primary Peritoneal Cancer AJCC v8
Interventions
Behavioral Counseling, Nutritional Supplement Drink, Physical Activity, Survey Administration, Computed Tomography, Biospecimen Collection, Health Education, Medical Device Usage and Evaluation
Behavioral · Dietary Supplement · Other + 1 more
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older · Female only
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
1
States / cities
Rochester, Minnesota
Conditions
Mobility Disability
Interventions
(-)-Epicatechin-rich cocoa supplementation combined with exercise training, Placebo combined with exercise training
Combination Product
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
55 Years and older
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Birmingham, Alabama
Conditions
Atrophy
Interventions
CaHMB (Dietary supplement, not Drug), CaLa
Drug · Dietary Supplement
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2029
U.S. locations
1
States / cities
Overland Park, Kansas
Conditions
Cancer, Breast Cancer
Interventions
Whey protein (60 grams), No protein
Dietary Supplement · Other
Lead sponsor
Allegheny Singer Research Institute (also known as Allegheny Health Network Research Institute)
Other
Eligibility
20 Years to 89 Years · Female only
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Conditions
HIV Infections
Interventions
Testosterone
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 70 Years · Male only
Enrollment
86 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 2006
U.S. locations
26
States / cities
Los Angeles, California • Palo Alto, California • San Diego, California + 16 more
Withdrawn Not applicable Interventional

Olive Oil and Cardiovascular Health

NCT01983943
Conditions
Cardiovascular Disease, Endothelial Function
Interventions
Hydroxytyrosol, the active ingredient in olive oil., Placebo, Nutrition counseling, Endopat
Dietary Supplement · Behavioral · Device
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Rochester, Minnesota
Conditions
Psoriasis
Interventions
Mediterranean Diet
Behavioral
Lead sponsor
University Hospitals Cleveland Medical Center
Other
Eligibility
18 Years to 94 Years
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
1
States / cities
Cleveland, Ohio
Conditions
Aging
Interventions
Niagen™, Placebo
Dietary Supplement
Lead sponsor
University of Colorado, Boulder
Other
Eligibility
55 Years to 79 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
Boulder, Colorado