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ClinicalTrials.gov public records Last synced Oct 9, 2026, 6:58 PM EDT

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Showing 25–48 of 334 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Omega-3 fatty acid (fish oil) Clear all
Terminated Not applicable Interventional

Omega-3 Fatty Acid Supplements and Dry Eye

NCT01213342
View directory record Official record
Conditions
Keratoconjunctivitis Sicca
Interventions
Omega-3 Fatty Acid, Soybean Soft Gels
Dietary Supplement
Lead sponsor
Ohio State University
Other
Eligibility
18 Years and older
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Mar 20, 2012 · Synced Oct 9, 2026, 6:58 PM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

Effect of Fish Oil Supplementation on the Voice of Female Professional Voice Users (PVU)

NCT07800702
View directory record Official record
Conditions
Mitigation of Acute Voice Changes Follwing Rigorous Voice Use
Interventions
Omega-3 Polyunsaturated Fatty Acids
Dietary Supplement
Lead sponsor
Baylor University
Other
Eligibility
18 Years and older · Female only
Enrollment
68 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2029
U.S. locations
1
States / cities
Waco, Texas
Source: ClinicalTrials.gov public record
Updated Sep 2, 2026 · Synced Oct 9, 2026, 6:58 PM EDT
Completed Phase 3 Interventional Results available

Intervention With Vitamin D and Omega-3 Supplements and Incident Heart Failure

NCT02271230
View directory record Official record
Conditions
Heart Failure
Interventions
Vitamin D and fish oil, Fish oil (EPA/DHA) alone, Vitamin D alone, Placebo
Drug · Dietary Supplement · Other
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
50 Years and older
Enrollment
25,871 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2019
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 18, 2022 · Synced Oct 9, 2026, 6:58 PM EDT
Completed Phase 3 Interventional Results available

Taxoprexin Plus Carboplatin Treatment for Advanced Lung Cancer

NCT00243867
View directory record Official record
Conditions
Non-Small Cell Lung Cancer
Interventions
Taxoprexin, Carboplatin, Paclitaxel
Drug
Lead sponsor
American Regent, Inc.
Industry
Eligibility
18 Years and older
Enrollment
518 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Aug 1, 2025 · Synced Oct 9, 2026, 6:58 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

Fish Oil and Biomarkers of Cardiovascular Risk

NCT00527436
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Apr 10, 2019 · Synced Oct 9, 2026, 6:58 PM EDT
Completed Not applicable Interventional

Use of Formula Fortified With DHA in Infants With Cystic Fibrosis

NCT00530244
View directory record Official record
Conditions
Cystic Fibrosis
Interventions
Docosahexaenoic acid (DHA), Standard formula (Enfamil)
Dietary Supplement
Lead sponsor
University of Massachusetts, Worcester
Other
Eligibility
Up to 56 Days
Enrollment
76 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2011
U.S. locations
24
States / cities
Birmingham, Alabama • Atlanta, Georgia • Des Moines, Iowa + 19 more
Source: ClinicalTrials.gov public record
Updated Mar 7, 2018 · Synced Oct 9, 2026, 6:58 PM EDT
Not listed Phase 2Phase 3 Interventional

The Influence of PRN Omega-3 Nutritional Supplement on Visual Acuity

NCT02260973
View directory record Official record
Conditions
Cataract, Dry Eye Disease
Interventions
Omega-3 (Triglyceride form)
Dietary Supplement
Lead sponsor
Physician Recommended Nutriceuticals
Industry
Eligibility
30 Years to 90 Years
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
2
States / cities
Lexington, Kentucky • Greenville, South Carolina
Source: ClinicalTrials.gov public record
Updated Aug 4, 2016 · Synced Oct 9, 2026, 6:58 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Docosahexaenoic Acid (DHA) Supplementation in High Risk Pregnancies

NCT04069195
View directory record Official record
Conditions
Inflammation, Pregnancy Related
Interventions
DHA supplement, Corn Oil: Soybean Oil
Dietary Supplement
Lead sponsor
Walter Reed National Military Medical Center
Federal
Eligibility
18 Years and older · Female only
Enrollment
210 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 28, 2019 · Synced Oct 9, 2026, 6:58 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Omega-3 Fatty Acid Supplementation to Enhance Performance

NCT05924139
View directory record Official record
Conditions
Strength, Body Composition, Muscle Soreness
Interventions
Omega-3 fatty acid, Placebo
Dietary Supplement
Lead sponsor
Baylor University
Other
Eligibility
18 Years to 25 Years
Enrollment
33 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
Waco, Texas
Source: ClinicalTrials.gov public record
Updated Jun 29, 2023 · Synced Oct 9, 2026, 6:58 PM EDT
Not listed Phase 4 Interventional Accepts healthy volunteers

Oral Nutrition Impact on Tear Film

NCT01561040
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Mar 26, 2012 · Synced Oct 9, 2026, 6:58 PM EDT
Terminated Phase 4 Interventional Results available

Effects of Fish Oil on Post Ablation Arrhythmias

NCT00791089
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
LOVAZA Omega 3-acid ethyl esters, LOVAZA, placebo
Drug · Other
Lead sponsor
University of Michigan
Other
Eligibility
18 Years to 70 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Sep 12, 2017 · Synced Oct 9, 2026, 6:58 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers

Go Fish: Omega-3 Fatty Acid Supplementation in Diabetes-Related Kidney Disease

NCT01092390
View directory record Official record
Conditions
Diabetes
Interventions
Lovaza (fish oil)
Dietary Supplement
Lead sponsor
Johns Hopkins University
Other
Eligibility
21 Years and older
Enrollment
31 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 30, 2012 · Synced Oct 9, 2026, 6:58 PM EDT
Withdrawn Phase 4 Interventional

A PET Study With [11C]PBR-28 and an Experimental Medication, Ethyl Eicosapentaenoic Acid

NCT04811404
View directory record Official record
Conditions
Bipolar Disorder
Interventions
Ethyl Eicosapentaenoic Acid
Drug
Lead sponsor
New York State Psychiatric Institute
Other
Eligibility
18 Years to 60 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Oct 14, 2022 · Synced Oct 9, 2026, 6:58 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

MsFLASH-02: Interventions for Relief of Menopausal Symptoms: A 3-by-2 Factorial Design Examining Yoga, Exercise, and Omega-3 Supplementation

NCT01178892
View directory record Official record
Conditions
Hot Flashes, Menopause, Vasomotor Symptoms
Interventions
Placebo, Omega-3, Yoga, Exercise, Usual Activity
Dietary Supplement · Behavioral
Lead sponsor
Fred Hutchinson Cancer Center
Other
Eligibility
40 Years to 62 Years · Female only
Enrollment
355 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2012
U.S. locations
3
States / cities
Oakland, California • Indianapolis, Indiana • Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Aug 22, 2014 · Synced Oct 9, 2026, 6:58 PM EDT
Completed Not applicable Interventional Results available

Fish Oil for HIV-Related Inflamm-aging and Immune Senescence

NCT02102724
View directory record Official record
Conditions
HIV Infection
Interventions
Fish oil that contains omega-3 fatty acids, Placebo
Dietary Supplement
Lead sponsor
Rush University Medical Center
Other
Eligibility
40 Years to 70 Years
Enrollment
37 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Mar 26, 2019 · Synced Oct 9, 2026, 6:58 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Omega-3 Fatty Acids and Subconcussive Head Impacts

NCT06736925
View directory record Official record
Conditions
Subconcussive Head Impact, Omega-3 Fatty Acids
Interventions
Omega-3 Fatty Acids (EPA plus DHA), Organic soybean oil, Soccer Heading Model
Dietary Supplement · Other
Lead sponsor
Indiana University
Other
Eligibility
18 Years to 30 Years
Enrollment
208 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2029
U.S. locations
1
States / cities
Bloomington, Indiana
Source: ClinicalTrials.gov public record
Updated Apr 29, 2026 · Synced Oct 9, 2026, 6:58 PM EDT
Terminated Phase 2 Interventional Results available

OPTIMA-TBI Pilot Study

NCT03345550
View directory record Official record
Conditions
Mild Traumatic Brain Injury
Interventions
Omega-3 Polyunsaturated Fatty Acids (Fish Oil 1000 mg (contains 500 mg DHA & 100 mg EPA)) or placebo capsules., Placebo - Cap
Drug
Lead sponsor
University of Michigan
Other
Eligibility
18 Years to 65 Years
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2021
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated May 23, 2023 · Synced Oct 9, 2026, 6:58 PM EDT
Terminated Phase 2Phase 3 Interventional Results available

Omega 3 FA Supplements as Augmentation in the Treatment of Depression

NCT01803711
View directory record Official record
Conditions
Major Depression, Cancer, Diabetes, Cardiovascular Diseases
Interventions
Desvenlafaxine, Omega 3 Fatty acids, Placebo (for Omega 3 fatty acid supplement)
Drug · Dietary Supplement
Lead sponsor
UConn Health
Other
Eligibility
18 Years and older
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
1
States / cities
Farmington, Connecticut
Source: ClinicalTrials.gov public record
Updated Dec 27, 2017 · Synced Oct 9, 2026, 6:58 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Evaluation of the Safety and Biologic Effects of an Eicosapentaenoic (EPA)-Enriched Oil

NCT00988585
View directory record Official record
Conditions
Heart Disease
Interventions
EPA 600, EPA 1800, Olive Oil, DHA
Dietary Supplement
Lead sponsor
Cardiovascular Research Associates
Network
Eligibility
21 Years to 70 Years
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 23, 2011 · Synced Oct 9, 2026, 6:58 PM EDT
Completed Not applicable Interventional Results available

Fish Oil and Nonalcoholic Fatty Liver Disease (NAFLD) Study

NCT01285362
View directory record Official record
Conditions
Non-Alcoholic Fatty Liver Disease
Interventions
Fish Oil Supplementation, Placebo Supplementation
Drug
Lead sponsor
Columbia University
Other
Eligibility
12 Years to 18 Years
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 5, 2022 · Synced Oct 9, 2026, 6:58 PM EDT
Not listed Not applicable Interventional

Parenteral Nutrition Associated Liver Disease: Early Markers and Therapy Wih Enteral Omega-3 Supplementation

NCT01157780
View directory record Official record
Conditions
Parenteral Nutrition Associated Liver Disease
Interventions
Lovaza (fish oil)
Drug
Lead sponsor
University of Tennessee
Other
Eligibility
1 Day to 1 Year
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2014
U.S. locations
1
States / cities
Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Jun 17, 2011 · Synced Oct 9, 2026, 6:58 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

VITamin D and OmegA-3 TriaL: Effects on Bone Structure and Architecture (VITAL)

NCT01747447
View directory record Official record
Conditions
Bone Density, Body Composition, Bone Health
Interventions
Vitamin D3 placebo, Fish oil placebo, omega-3 fatty acids (fish oil), Vitamin D3
Dietary Supplement
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
50 Years and older
Enrollment
771 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2023
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 28, 2026 · Synced Oct 9, 2026, 6:58 PM EDT
Completed Phase 2 Interventional Results available

Decreasing Risk of Coronary Artery Disease in Schizophrenia by Omega-3 Fatty Acid Supplementation

NCT00167310
View directory record Official record
Conditions
Schizophrenia, Schizoaffective Disorder, Major Depression, Bipolar Disorder, Coronary Artery Disease
Interventions
Eicosapentaenoic acid (omega-3 fatty acid), Placebo
Drug
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years and older
Enrollment
57 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2015
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 10, 2017 · Synced Oct 9, 2026, 6:58 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Prenatal DHA and Neurofunctional Development

NCT02709239
View directory record Official record
Conditions
Use and Dose of Prenatal DHA Supplementation
Interventions
DHA 200mg, DHA 800mg
Dietary Supplement
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
18 Years and older · Female only
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2021
U.S. locations
1
States / cities
Kansas City, Kansas
Source: ClinicalTrials.gov public record
Updated Oct 19, 2021 · Synced Oct 9, 2026, 6:58 PM EDT