Independent directory Public ClinicalTrials.gov records United States
Clear filters

These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.

ClinicalTrials.gov public records Last synced Oct 20, 2026, 6:12 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 289–312 of 1,843 matching trials from the live ClinicalTrials.gov search.
Completed Not applicable Interventional Accepts healthy volunteers

Omega-3 Supplementation and Mental Health in College Students

NCT07391254
Conditions
Mental Health, Vitamin D
Interventions
Placebo, Low dose Omega 3, High dose Omega 3
Dietary Supplement
Lead sponsor
University of Colorado, Colorado Springs
Other
Eligibility
18 Years to 27 Years
Enrollment
103 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Colorado Springs, Colorado
Conditions
Influenza
Interventions
Bifidobacterium lactis HN019, Placebo
Dietary Supplement
Lead sponsor
Fonterra Research Centre
Industry
Eligibility
18 Years to 60 Years
Enrollment
426 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
2
States / cities
Coral Gables, Florida • Rochester, Michigan
Conditions
Metabolic Disorders
Interventions
Not listed
Lead sponsor
University of South Florida
Other
Eligibility
Not listed
Enrollment
106 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
1
States / cities
Tampa, Florida
Completed Not applicable Interventional Results available

Piloting Prehabilitation Before Abdominal Surgery

NCT03040336
Conditions
Frailty
Interventions
Prehabilitation
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years and older
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Immulina on Immune Measures

NCT04071730
Conditions
Effects of Immulina on Natural Killer Cells
Interventions
Immulina Dietary Supplementation
Dietary Supplement
Lead sponsor
University of Mississippi Medical Center
Other
Eligibility
18 Years to 64 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
Jackson, Mississippi
Conditions
Bipolar Disorder
Interventions
Omega-3 Supplementation, Psychoeducational Psychotherapy (PEP), Placebo
Drug · Behavioral · Other
Lead sponsor
L. Eugene Arnold
Other
Eligibility
7 Years to 14 Years
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
1
States / cities
Columbus, Ohio
Conditions
Kidney Disease, Chronic
Interventions
Pea hull fiber, Control
Dietary Supplement
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 100 Years
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
2
States / cities
Gainesville, Florida
Conditions
Asthma, Vitamin D Deficiency
Interventions
Vitamin D2 + vitamin D3, Vitamin D3
Drug
Lead sponsor
Nationwide Children's Hospital
Other
Eligibility
8 Years to 17 Years
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Columbus, Ohio
Completed Not applicable Interventional Accepts healthy volunteers

Nitrate and Vitamin C on Vascular Health Oxidative Stress

NCT04283630
Conditions
Endothelial Dysfunction
Interventions
Dietary nitrate in the form of beetroot juice for all participnats, Nature Made vitamin c 1000 mg, Placebo
Dietary Supplement
Lead sponsor
David Travis Thomas
Other
Eligibility
50 Years to 70 Years
Enrollment
23 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
2
States / cities
Lexington, Kentucky
Conditions
Food Preferences, Parenting
Interventions
Not listed
Lead sponsor
University of Colorado, Denver
Other
Eligibility
7 Months to 24 Months
Enrollment
58 participants
Timeline
2018 – 2019
U.S. locations
1
States / cities
Aurora, Colorado
Conditions
Aging
Interventions
Beetroot Juice, Placebo Beetroot Juice
Dietary Supplement · Other
Lead sponsor
Marquette University
Other
Eligibility
60 Years to 90 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Conditions
Healthy
Interventions
concentrated beet root juice, Placebo beet root juice
Drug
Lead sponsor
University of Virginia
Other
Eligibility
18 Years to 34 Years
Enrollment
35 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2023
U.S. locations
1
States / cities
Charlottesville, Virginia
Recruiting Not applicable Interventional Accepts healthy volunteers

Effect of Beet-root Juice and PBM Treatments on Muscle Fatigue

NCT05596474
Conditions
Health Care Utilization, Healthy Aging
Interventions
Beet-root juice, red-light therapy, Placebo, sham light
Dietary Supplement · Radiation
Lead sponsor
Wake Forest University
Other
Eligibility
65 Years and older
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Conditions
Cirrhosis, Liver, Portal Hypertension
Interventions
Enhanced Usual Care, Lactulose, Investigator recommended exercise, TeleTai-Chi (virtual)
Behavioral · Drug
Lead sponsor
University of Michigan
Other
Eligibility
18 Years and older
Enrollment
233 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
3
States / cities
Ann Arbor, Michigan • Philadelphia, Pennsylvania • Dallas, Texas
Conditions
Iron Deficiency Anemia
Interventions
Ferrous Sulfate
Dietary Supplement
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years to 64 Years · Female only
Enrollment
88 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
New York, New York
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

The Effectiveness of a Weight-dependent Algorithm for Dosing Vitamin D.

NCT07876843
Conditions
Hypovitaminosis D
Interventions
Vitamin D3, Calcium, and Vitamin C
Dietary Supplement
Lead sponsor
Atlantic Health System
Other
Eligibility
6 Years to 21 Years
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2027 – 2032
U.S. locations
1
States / cities
Morristown, New Jersey
Completed Early Phase 1 Interventional Accepts healthy volunteers

Black Raspberry Nectar for the Prevention of Lung Cancer, BE WELL Study

NCT04267874
Conditions
Lung Carcinoma, Tobacco-Related Carcinoma
Interventions
Biospecimen Collection, Nutritional Supplementation, Placebo Administration, Questionnaire Administration
Procedure · Dietary Supplement · Drug + 1 more
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
55 Years to 77 Years
Enrollment
96 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
Columbus, Ohio
Completed Not applicable Interventional Accepts healthy volunteers

A Clinical Study to Evaluate the Efficacy and Consumer Perception of Lumenato

NCT05537350
Conditions
Skin
Interventions
Lumenato
Dietary Supplement
Lead sponsor
LycoRed Ltd.
Industry
Eligibility
35 Years to 55 Years · Female only
Enrollment
66 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Piscataway, New Jersey
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
Conditions
Low Back Pain
Interventions
Protein supplement
Dietary Supplement
Lead sponsor
Kamshad Raiszadeh, MD
Other
Eligibility
18 Years to 89 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
1
States / cities
San Diego, California
Not listed No phase listed Observational Accepts healthy volunteers

Impact of Endometrial Compaction in Euploid Frozen Embryo Transfers

NCT04330066
Conditions
Infertility, Female
Interventions
Abdominal ultrasound measurement of the endometrial lining
Diagnostic Test
Lead sponsor
Boston IVF
Other
Eligibility
18 Years to 44 Years · Female only
Enrollment
187 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Peripheral Neuropathy
Interventions
L-glutamine
Dietary Supplement
Lead sponsor
Eastern Regional Medical Center
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
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
Conditions
Preterm Birth
Interventions
17 alpha-Hydroxyprogesterone Caproate and Omega-3 supplement, 17 alpha-hydroxy progesterone caproate and Placebo supplement
Drug
Lead sponsor
The George Washington University Biostatistics Center
Other
Eligibility
Female only
Enrollment
800 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2008
U.S. locations
12
States / cities
Birmingham, Alabama • Chicago, Illinois • Detroit, Michigan + 9 more