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ClinicalTrials.gov public records Last synced Sep 25, 2026, 1:36 PM EDT

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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Myelodysplastic Syndromes, Chronic Myelomonocytic Leukemia-1, Cytopenia
Interventions
Vitamin C (ascorbic acid), Placebo
Dietary Supplement · Other
Lead sponsor
Rigshospitalet, Denmark
Other
Eligibility
18 Years and older
Enrollment
109 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2025
U.S. locations
1
States / cities
Los Angeles, California
Completed Phase 2 Interventional Results available

Metabolic Effects of Betaine Supplementation

NCT01950039
Conditions
Obesity, Dysglycemia
Interventions
Betaine, Placebo
Drug
Lead sponsor
Joslin Diabetes Center
Other
Eligibility
21 Years to 70 Years
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Aging
Interventions
Vitamin D3 (cholecalciferol), fish oil
Dietary Supplement · Drug
Lead sponsor
Augusta University
Other
Eligibility
50 Years and older
Enrollment
1,054 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2021
U.S. locations
1
States / cities
Augusta, Georgia
Conditions
Ulcerative Colitis, Inflammatory Bowel Diseases
Interventions
Fecal Microbiota Transplantation, Psyllium Husk Powder
Drug · Dietary Supplement
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
18 Years to 89 Years
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
1
States / cities
New York, New York
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
Conditions
Femur Neck Fracture
Interventions
Teriparatide, Placebo, Calcium supplementation, Vitamin D supplementation
Drug · Dietary Supplement
Lead sponsor
Eli Lilly and Company
Industry
Eligibility
50 Years and older
Enrollment
39 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
19
States / cities
San Diego, California • Golden, Colorado • Washington D.C., District of Columbia + 16 more
Conditions
Liver Disease
Interventions
200 µg selenium as selenate, 400 µg selenium as selenate, 200 µg selenium as selenomethionine, Placebo
Dietary Supplement
Lead sponsor
Vanderbilt University
Other
Eligibility
18 Years and older
Enrollment
99 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2012
U.S. locations
1
States / cities
Nashville, Tennessee
Conditions
Heat Acclimation and Thermotolerance
Interventions
Quercetin, Placebo
Dietary Supplement
Lead sponsor
University of New Mexico
Other
Eligibility
18 Years to 39 Years · Male only
Enrollment
9 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2010
U.S. locations
1
States / cities
Albuquerque, New Mexico
Conditions
Liver Disease, Short Bowel Syndrome
Interventions
Lovaza (omega-3-acid ethyl ester), Corn oil
Drug · Dietary Supplement
Lead sponsor
Boston Children's Hospital
Other
Eligibility
30 Days to 21 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
1
States / cities
Boston, Massachusetts
Completed Not applicable Interventional Accepts healthy volunteers

Curcumin Supplementation for the Improvement of Diabetes-related Outcomes

NCT06984640
Conditions
Over Age 60, Prediabetes or Overweight
Interventions
Curcumin, Placebo
Dietary Supplement
Lead sponsor
Oklahoma State University
Other
Eligibility
60 Years and older
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
1
States / cities
Stillwater, Oklahoma
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Creatine Augmentation for Adolescent Females With Treatment-Resistant Major Depressive Disorder

NCT02134808
Conditions
Major Depressive Disorder
Interventions
Creatine, Placebo
Drug
Lead sponsor
Perry Renshaw
Other
Eligibility
12 Years to 21 Years · Female only
Enrollment
71 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2017
U.S. locations
1
States / cities
Salt Lake City, Utah
Completed Phase 1 Interventional Accepts healthy volunteers

Clinical Safety of a Novel Milk Protein Peptide

NCT01412658
Conditions
Drug Safety
Interventions
Hydrolyzed milk protein mixture, Glycerol placebo
Dietary Supplement
Lead sponsor
Ambryx Biotechnology
Industry
Eligibility
35 Years to 60 Years
Enrollment
73 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2007
U.S. locations
1
States / cities
Waco, Texas
Conditions
Overactive Bladder (OAB)
Interventions
Zinc Citrate Oral Capsule, Placebo
Drug
Lead sponsor
Endeavor Health
Other
Eligibility
21 Years to 100 Years · Female only
Enrollment
72 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026
U.S. locations
1
States / cities
Skokie, Illinois
Completed Not applicable Interventional Accepts healthy volunteers Results available

Broccoli Extract Supplementation in Older Adults With Alcohol Use Disorder

NCT05902754
Conditions
Alcohol Use Disorder
Interventions
Generally Recognized as Safe - Sulforaphane, Placebo
Dietary Supplement
Lead sponsor
Louisiana State University Health Sciences Center in New Orleans
Other
Eligibility
50 Years to 80 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
New Orleans, Louisiana
Conditions
Type 2 Diabetes, Nonalcoholic Fatty Liver Disease, Vitamin D Deficiency
Interventions
Ergocalciferol, placebo
Dietary Supplement
Lead sponsor
University of Massachusetts, Worcester
Other
Eligibility
10 Years to 50 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Worcester, Massachusetts
Completed Not applicable Interventional Accepts healthy volunteers

Astaxanthin, Exercise Inflammation, Skin Health

NCT05409092
Conditions
Inflammatory Response, Metabolic Disturbance, Immune Suppression
Interventions
Astaxanthin, Placebo
Dietary Supplement
Lead sponsor
Appalachian State University
Other
Eligibility
18 Years to 57 Years
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Kannapolis, North Carolina
Conditions
Suicide
Interventions
Study Juice, Placebo Juice
Drug
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years to 90 Years
Enrollment
125 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Charleston, South Carolina
Conditions
Healthy Adults
Interventions
RSB11-HI Heat-Inactivated Postbiotic, Placebo
Dietary Supplement · Other
Lead sponsor
Able Biolabs, LLC
Other
Eligibility
18 Years to 55 Years
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Dallas, Texas
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Therapeutic Omegas for Triglyceride Suppression

NCT04349475
Conditions
Pregnancy
Interventions
Intervention Omega 3 Supplementation, Placebo Soybean Oil
Dietary Supplement
Lead sponsor
University of Colorado, Denver
Other
Eligibility
0 Years to 39 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2026
U.S. locations
2
States / cities
Aurora, Colorado • Oklahoma City, Oklahoma
Completed Phase 2 Interventional Results available

BCAA Supplementation for Concussion

NCT01860404
Conditions
Brain Concussion
Interventions
Branched Chain Amino Acids, Placebo solution
Drug
Lead sponsor
Children's Hospital of Philadelphia
Other
Eligibility
11 Years to 34 Years
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2023
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Type 1 Diabetes Mellitus
Interventions
DHA Treatment, Placebo for DHA
Dietary Supplement
Lead sponsor
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
NIH
Eligibility
Up to 5 Months
Enrollment
99 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2013
U.S. locations
9
States / cities
Los Angeles, California • Orange, California • San Francisco, California + 6 more
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Pomegranate Supplementation and Well-Being Among Medical Students and Residents

NCT03063372
Conditions
Antioxidant, Burnout, Professional, Psychological Distress
Interventions
Pomella pomegranate extract, Placebo
Dietary Supplement · Other
Lead sponsor
University of Mississippi Medical Center
Other
Eligibility
21 Years to 40 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2027
U.S. locations
1
States / cities
Jackson, Mississippi
Conditions
Cardiovascular Disease, Vitamin D Deficiency
Interventions
Vitamin D3, Placebo
Dietary Supplement
Lead sponsor
Intermountain Health Care, Inc.
Other
Eligibility
18 Years and older
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2020
U.S. locations
1
States / cities
Murray, Utah
Conditions
Cancer Cachexia, Vitamin D Deficiency
Interventions
Vitamin D, Placebo
Dietary Supplement
Lead sponsor
David Travis Thomas
Other
Eligibility
45 Years to 75 Years
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018
U.S. locations
1
States / cities
Lexington, Kentucky