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 5, 2026, 12:58 AM EDT

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

Showing 25–48 of 82 matching trials from the live ClinicalTrials.gov search.
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
Hypertension, Kidney Diseases
Interventions
Vitamin D3, Omega-3 Fatty acids, Vitamin D3 placebo, Fish oil placebo
Dietary Supplement · Drug
Lead sponsor
Albert Einstein College of Medicine
Other
Eligibility
50 Years to 99 Years
Enrollment
2,232 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2022
U.S. locations
1
States / cities
Boston, Massachusetts
Terminated Phase 2 Interventional Accepts healthy volunteers

Supplementation With Omega-3: Mechanism of Action

NCT02036307
Conditions
Hypertriglyceridemia
Interventions
DHA-enriched, EPA-enriched
Dietary Supplement
Lead sponsor
Johns Hopkins University
Other
Eligibility
20 Years to 75 Years
Enrollment
13 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2015
U.S. locations
1
States / cities
Baltimore, Maryland
Conditions
Retinopathy of Prematurity
Interventions
Omegaven, Standard lipids (primarily omega-6 fatty acids)
Drug · Dietary Supplement
Lead sponsor
University of California, San Diego
Other
Eligibility
Up to 7 Days
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2019
U.S. locations
1
States / cities
La Jolla, California
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Fish Oil (Omega 3), Immune Function, and Mood

NCT00385723
Conditions
Inflammation
Interventions
Omega 3 (Fish Oil) Supplementation, Placebo
Dietary Supplement
Lead sponsor
Ohio State University
Other
Eligibility
40 Years to 88 Years
Enrollment
138 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2011
U.S. locations
1
States / cities
Columbus, Ohio
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Efficacy of Diet on Quality of Life in Multiple Sclerosis

NCT05007483
Conditions
Multiple Sclerosis, Relapsing-Remitting
Interventions
BodyBio Balance Oil, Kirunal Fish Oil, BodyBio PC, Modified Paleolithic Elimination diet, Time Restricted Olive Oil Based (TROO) Ketogenic Diet, Usual diet with Dietary Guidelines for Americans Diet information
Dietary Supplement · Behavioral
Lead sponsor
Terry L. Wahls
Other
Eligibility
18 Years to 70 Years
Enrollment
162 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2026
U.S. locations
1
States / cities
Iowa City, Iowa
Terminated Not applicable Interventional Accepts healthy volunteers

Fish Oil and Biomarkers of Cardiovascular Risk

NCT00527436
Conditions
Cardiovascular Risk Factors
Interventions
fish oil, Placebo
Dietary Supplement
Lead sponsor
Milton S. Hershey Medical Center
Other
Eligibility
20 Years to 79 Years
Enrollment
3 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007
U.S. locations
1
States / cities
Hershey, Pennsylvania
Conditions
Kidney Diseases
Interventions
Canola oil, Arginine, Fish oil emulsion
Dietary Supplement
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
4 Years and older
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 2004
U.S. locations
4
States / cities
Washington D.C., District of Columbia • Baltimore, Maryland • Durham, North Carolina + 1 more
Conditions
Breast Cancer, Aromatase Inhibitor Associated Musculoskeletal Symptoms (AIMSS), Joint Pain
Interventions
Tart Cherry, Omega 3 FA (Fish Oil)
Drug
Lead sponsor
Philip Chang
Other
Eligibility
18 Years and older · Female only
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
2
States / cities
Los Angeles, California • Torrance, California
Conditions
Macular Degeneration
Interventions
Docosahexaenoic Acid (DHA) Dietary Supplement
Drug
Lead sponsor
National Eye Institute (NEI)
NIH
Eligibility
Not listed
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2007
U.S. locations
1
States / cities
Bethesda, Maryland
Not listed Phase 4 Interventional Accepts healthy volunteers

Oral Nutrition Impact on Tear Film

NCT01561040
Conditions
Dry Eye Syndrome
Interventions
Omega 3, Vitamins A, D3 and E
Dietary Supplement
Lead sponsor
Eye and Vision Technologies and Research Institute
Network
Eligibility
18 Years to 79 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012
U.S. locations
4
States / cities
Conifer, Colorado • Oak Lawn, Illinois • Lexington, Kentucky + 1 more
Conditions
Macular Degeneration
Interventions
Omega-3 fatty acid
Dietary Supplement
Lead sponsor
Wills Eye
Other
Eligibility
55 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
4
States / cities
Cherry Hill, New Jersey • Bethlehem, Pennsylvania • Huntingdon Valley, Pennsylvania + 1 more
Conditions
Venous Stasis Ulcers
Interventions
Fish Oil
Dietary Supplement
Lead sponsor
Ohio State University
Other
Eligibility
18 Years to 85 Years
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
Columbus, Ohio
Active, not recruiting Not applicable Interventional Accepts healthy volunteers Results available

LungVITamin D and OmegA-3 Trial (lungVITAL)

NCT01728571
Conditions
COPD, Asthma, Pulmonary Function, Pneumonia
Interventions
Vitamin D3, fish oil, Vitamin D3 placebo, Fish oil placebo
Dietary Supplement
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
50 Years and older
Enrollment
25,871 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2027
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Head Trauma
Interventions
Docosahexaenoic Acid (DHA)
Dietary Supplement
Lead sponsor
Texas Christian University
Other
Eligibility
Not listed
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Fort Worth, 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
Conditions
Anorexia, Cachexia
Interventions
eicosapentaenoic acid, megestrol acetate, placebo
Dietary Supplement · Drug · Other
Lead sponsor
Alliance for Clinical Trials in Oncology
Other
Eligibility
18 Years and older
Enrollment
429 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2004
U.S. locations
22
States / cities
Scottsdale, Arizona • Jacksonville, Florida • Peoria, Illinois + 19 more
Completed Not applicable Interventional Accepts healthy volunteers

The Effect of Fish Oil Supplementation on Vocal Performance

NCT05141045
Conditions
Voice Range Profile, Reflux Symptom Index, Evaluation of Ability to Sing Easily, Body Composition
Interventions
omega-3 PUFA supplement, placebo
Dietary Supplement
Lead sponsor
Baylor University
Other
Eligibility
18 Years to 28 Years
Enrollment
43 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Waco, Texas
Completed Not applicable Interventional Accepts healthy volunteers

The Chronic Obstructive Pulmonary Disease Fish Oil Pilot Trial

NCT00835289
Conditions
Chronic Obstructive Pulmonary Disease
Interventions
n-3 polyunsaturated fatty acids, Placebo
Dietary Supplement · Other
Lead sponsor
Columbia University
Other
Eligibility
40 Years and older
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2013
U.S. locations
1
States / cities
New York, New York
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Omega-3 Fatty Acids for Smoking Cessation in Pregnancy

NCT04417595
Conditions
Preterm Labor, Tobacco Use Disorder
Interventions
Fish Oil (Containing Omega-3 Acids), Olive Oil
Drug
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
16 Years to 40 Years · Female only
Enrollment
237 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2024
U.S. locations
1
States / cities
Nashville, Tennessee
Completed Phase 4 Interventional Accepts healthy volunteers

AlmegaPL CV Health Open Label Study

NCT05267301
Conditions
Cholesterol, Triglycerides, Omega-3, Eicosapentaenoic Acid
Interventions
AlmegaPL (FDA NDIN # 826)
Dietary Supplement
Lead sponsor
Qualitas Health
Industry
Eligibility
18 Years to 75 Years
Enrollment
250 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
2
States / cities
Tempe, Arizona • Houston, Texas
Completed Phase 1 Interventional Accepts healthy volunteers

Omega 3 Fatty Acid Trial

NCT00586222
Conditions
Omega-3 Fatty Acids, Pediatric Bipolar Disorder, Adolescent Bipolar Disorder, Magnetic Resonance Spectroscopy Imaging
Interventions
Omega-3 Fatty Acid, Placebo
Dietary Supplement · Other
Lead sponsor
Mayo Clinic
Other
Eligibility
12 Years to 18 Years
Enrollment
19 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2010
U.S. locations
1
States / cities
Rochester, Minnesota
Conditions
Breast Cancer
Interventions
Mini rTG OMEGA-3 Fish Oil
Drug
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
18 Years and older
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Conditions
Prostate Cancer
Interventions
Vitamin D, Omega-3, Turmeric
Dietary Supplement
Lead sponsor
Case Comprehensive Cancer Center
Other
Eligibility
Male only
Enrollment
37 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Cleveland, Ohio