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ClinicalTrials.gov public records Last synced Oct 17, 2026, 1:38 AM EDT

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Showing 1–24 of 45 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Omega 3 Fish Oil supplements Clear all
Completed Phase 2Phase 3 Interventional

Omega 3 Fish Oil Supplements vs. Placebo for Patients With Non-alcoholic Steatohepatitis (NASH)

NCT00681408
View directory record Official record
Conditions
Non-alcoholic Steatohepatitis, Fatty Liver
Interventions
Omega 3 Fish Oil supplements, Placebo
Drug
Lead sponsor
University of Virginia
Other
Eligibility
21 Years and older
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
1
States / cities
Charlottesville, Virginia
Source: ClinicalTrials.gov public record
Updated May 29, 2015 · Synced Oct 17, 2026, 1:38 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Efficacy of Fish Oil or Olive Oil Supplementation on the Health Effects of Ozone Exposure in Healthy Young Subjects

NCT03395119
View directory record Official record
Conditions
Healthy, Dietary Supplement
Interventions
Ozone, Fish Oil, Olive Oil
Drug · Dietary Supplement
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 35 Years
Enrollment
44 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2020
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Jan 15, 2021 · Synced Oct 17, 2026, 1:38 AM EDT
Recruiting Early Phase 1 Interventional

Tart Cherry and Omega-3's for Aromatase Inhibitor Musculoskeletal Symptoms

NCT06123286
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Aug 4, 2026 · Synced Oct 17, 2026, 1:38 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Citicoline, Creatine, and Omega-3 Effects in Middle Age Women

NCT01502813
View directory record Official record
Conditions
Cognitive Benefits
Interventions
Citicoline, Omega-3 Fatty Acids and Creatine
Drug
Lead sponsor
Deborah Yurgelun-Todd
Other
Eligibility
40 Years to 60 Years · Female only
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2019
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Apr 22, 2021 · Synced Oct 17, 2026, 1:38 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

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

NCT00385723
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Nov 20, 2012 · Synced Oct 17, 2026, 1:38 AM EDT
Completed Not applicable Interventional Results available

Omega-3 Dietary Supplements in Schizophrenia

NCT01786239
View directory record Official record
Conditions
Schizophrenia, Schizophreniform Disorder, Schizoaffective Disorder, Bipolar Disorder, Psychosis NOS
Interventions
Risperidone, Omega-3 capsules, Placebo
Drug
Lead sponsor
Delbert Robinson
Other
Eligibility
15 Years to 40 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
Glen Oaks, New York
Source: ClinicalTrials.gov public record
Updated Feb 1, 2017 · Synced Oct 17, 2026, 1:38 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Nutritional Supplements and Hormonal Manipulations for Breast Cancer Prevention

NCT00723398
View directory record Official record
Conditions
Breast Cancer
Interventions
Lovaza 4gm oral, Raloxifene 60 Mg Oral Tablet, Raloxifene 30 Mg Oral Tablet, Lovaza 4gm & Raloxifene 30mg
Dietary Supplement · Drug
Lead sponsor
Milton S. Hershey Medical Center
Other
Eligibility
35 Years to 70 Years · Female only
Enrollment
266 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2015
U.S. locations
1
States / cities
Hershey, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Nov 1, 2018 · Synced Oct 17, 2026, 1:38 AM EDT
Completed Phase 1 Interventional

Effect of DHA Supplements on Macular Function in Patients With Stargardt Macular Dystrophy and Stargardt-like Macular Dystrophy

NCT00060749
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jul 2, 2017 · Synced Oct 17, 2026, 1:38 AM EDT
Completed Phase 3 Interventional

Omega-3 Fatty Acids for Treatment of Depression in Adolescents

NCT00658476
View directory record Official record
Conditions
Depression
Interventions
Fish Oil, Cognitive Behavior Therapy, Placebo
Dietary Supplement · Behavioral · Other
Lead sponsor
Cedars-Sinai Medical Center
Other
Eligibility
13 Years to 21 Years
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Mar 27, 2012 · Synced Oct 17, 2026, 1:38 AM EDT
Completed Phase 2Phase 3 Interventional Results available

Dry Eye Assessment and Management: Feasibility Study

NCT01102257
View directory record Official record
Conditions
Dry Eye Syndromes, Keratoconjunctivitis Sicca
Interventions
Omega-3 EFA Supplement, Olive Oil
Drug
Lead sponsor
Asbell, Penny, M.D.
Individual
Eligibility
18 Years to 90 Years
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 23, 2012 · Synced Oct 17, 2026, 1:38 AM EDT
Completed Phase 3 Interventional Results available

Effect of High Dose Fish Oil Supplementation After Recent Heart Attack Using Magnetic Resonance Imaging

NCT00729430
View directory record Official record
Conditions
Myocardial Infarction, Death, Sudden, Cardiac
Interventions
Omega-3 Fatty Acids (Fish Oil Supplements), Placebo
Drug
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
21 Years and older
Enrollment
358 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2014
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 1, 2017 · Synced Oct 17, 2026, 1:38 AM EDT
Completed Phase 2 Interventional Results available

COVID-19 Anosmia Study

NCT04495816
View directory record Official record
Conditions
Anosmia, Covid19
Interventions
Omega-3 Fatty Acid Supplement, Placebo/Control
Drug
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years and older
Enrollment
139 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Oct 23, 2023 · Synced Oct 17, 2026, 1:38 AM EDT
Completed Not applicable Interventional Results available

Lycopene or Omega-3 Fatty Acid Nutritional Supplements in Treating Patients With Stage I or Stage II Prostate Cancer

NCT00402285
View directory record Official record
Conditions
Prostate Cancer
Interventions
lycopene supplement, fish oil supplement, Placebo
Dietary Supplement · Other
Lead sponsor
University of California, San Francisco
Other
Eligibility
Male only
Enrollment
84 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2008
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jan 1, 2016 · Synced Oct 17, 2026, 1:38 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Epithelial Healing and Visual Outcomes Using Omega-3 Therapy Before and After Photorefractive Keratectomy (PRK) Surgery

NCT01059019
View directory record Official record
Conditions
Refractive Error
Interventions
Omega-3 Fatty Acid Supplements
Dietary Supplement
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years to 28 Years
Enrollment
17 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Jun 21, 2013 · Synced Oct 17, 2026, 1:38 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Bioavailability of EPA and DHA From Two Dietary Supplements

NCT01908374
View directory record Official record
Conditions
Hypertriglyceridemia
Interventions
DHA-rich fish oil versus Phospholipid-rich fish oil
Dietary Supplement
Lead sponsor
Arctic Nutrition AS
Industry
Eligibility
18 Years to 59 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013
U.S. locations
1
States / cities
Addison, Illinois
Source: ClinicalTrials.gov public record
Updated Jul 25, 2013 · Synced Oct 17, 2026, 1:38 AM EDT
Completed Not applicable Interventional

Fish Oil to Prevent Asthma Exacerbations in Patients With ALOX5 Polymorphisms

NCT00621829
View directory record Official record
Conditions
Asthma
Interventions
EPA enriched fish oils
Dietary Supplement
Lead sponsor
University of California, Davis
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
1
States / cities
Mather, California
Source: ClinicalTrials.gov public record
Updated May 15, 2017 · Synced Oct 17, 2026, 1:38 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Heart & Health Study

NCT00536185
View directory record Official record
Conditions
Heart Disease
Interventions
Fish Oil, Placebo
Dietary Supplement
Lead sponsor
USDA, Western Human Nutrition Research Center
Federal
Eligibility
20 Years to 59 Years
Enrollment
166 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2008
U.S. locations
3
States / cities
Davis, California • Oakland, California • Sacramento, California
Source: ClinicalTrials.gov public record
Updated Mar 25, 2026 · Synced Oct 17, 2026, 1:38 AM 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 17, 2026, 1:38 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effect of Omega-3 Fatty Acids on Sleep and Behavior (Pilot Study)

NCT03694314
View directory record Official record
Conditions
Disturbances in Initiating and Maintaining Sleep, Behavior Problem
Interventions
Omega-3 fatty acids, Placebo
Dietary Supplement
Lead sponsor
University of Pennsylvania
Other
Eligibility
5 Years to 9 Years
Enrollment
29 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 8, 2019 · Synced Oct 17, 2026, 1:38 AM EDT
Completed Not applicable Interventional

Correlative Analysis of the Genomics of Vitamin D and Omega-3 Fatty Acid Intake in Prostate Cancer

NCT03290417
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Feb 18, 2020 · Synced Oct 17, 2026, 1:38 AM EDT
Recruiting Not applicable Interventional

A Study of a Plant-Based Diet and Dietary Supplements in People With Smoldering Multiple Myeloma (SMM) or Monoclonal Gammopathy of Undetermined Significance (MGUS)

NCT06055894
View directory record Official record
Conditions
Multiple Myeloma, Smoldering, Multiple Myeloma, Monoclonal Gammopathy of Undetermined Significance
Interventions
Omega-3, Curcumin, Probiotic, Whole food, plant-based diet (WFPBD)
Dietary Supplement · Other
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
7
States / cities
Basking Ridge, New Jersey • Middletown, New Jersey • Montvale, New Jersey + 4 more
Source: ClinicalTrials.gov public record
Updated Oct 5, 2026 · Synced Oct 17, 2026, 1:38 AM EDT
Active, not recruiting Phase 1Phase 2 Interventional

Omega-3 Fatty Acid Lipidomics in Diabetes Peripheral Neuropathy

NCT05169060
View directory record Official record
Conditions
Diabetic Neuropathies
Interventions
Fish Oil Concentrate, 1000 Mg Oral Capsule, Salsalate Oral Tablet
Drug
Lead sponsor
University of Iowa
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
2
States / cities
Iowa City, Iowa • Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Apr 6, 2026 · Synced Oct 17, 2026, 1:38 AM 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 17, 2026, 1:38 AM EDT
Not listed No phase listed Observational

Effects of Omega-3 Fatty Acids on Platelets in Patients With Coronary Artery Disease With Hypertriglyceridemia

NCT01086163
View directory record Official record
Conditions
Coronary Artery Disease
Interventions
Omacor, omega-3 fatty acids in CAD patients
Drug
Lead sponsor
HeartDrug Research LLC
Other
Eligibility
50 Years to 60 Years · Male only
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
1
States / cities
Towson, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 12, 2010 · Synced Oct 17, 2026, 1:38 AM EDT