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Showing 1–24 of 349 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Omega-3 Fatty Acids Clear all
Completed Not applicable Interventional

Omega-3 Fatty Acid in Treating Pain in Patients With Breast or Ovarian Cancer Receiving Paclitaxel

NCT01821833
View directory record Official record
Conditions
Breast Cancer, Ovarian Neoplasm, Pain
Interventions
Omega-3 fatty acid, Placebo, Paclitaxel
Dietary Supplement · Drug
Lead sponsor
New Mexico Cancer Research Alliance
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2022
U.S. locations
2
States / cities
Albuquerque, New Mexico
Source: ClinicalTrials.gov public record
Updated Oct 4, 2022 · Synced Sep 10, 2026, 4:40 PM EDT
Terminated Phase 2 Interventional Results available

Trial of Lovaza in Adolescents With Mild to Moderately Elevated Triglycerides

NCT00672633
View directory record Official record
Conditions
Hypertriglyceridemia
Interventions
Lovaza, Placebo
Drug
Lead sponsor
Boston Children's Hospital
Other
Eligibility
10 Years to 19 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2012
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 28, 2013 · Synced Sep 10, 2026, 4:40 PM EDT
Completed Not applicable Interventional Results available

Impact of Omega-3 Fatty Acid Oral Therapy on Healing of Chronic Venous Leg Ulcers in Older Adults

NCT03576989
View directory record Official record
Conditions
Chronic Venous Leg Ulcers
Interventions
EPA+DHA, placebo
Dietary Supplement · Other
Lead sponsor
Ohio State University
Other
Eligibility
55 Years and older
Enrollment
96 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Jun 16, 2026 · Synced Sep 10, 2026, 4:40 PM 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 19, 2012 · Synced Sep 10, 2026, 4:40 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Interaction of Epanova on Warfarin Pharmacokinetic and Anticoagulant Activity and Comparison of the Effects of Epanova and Lovaza on Eicosapentaenoic Acid (EPA) and Docosahexaenoic Acid (DHA) After Low-fat Meals

NCT01431690
View directory record Official record
Conditions
Hypertriglyceridemia
Interventions
warfarin, omefas, omega-3-acid ethyl esters
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 55 Years
Enrollment
52 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011
U.S. locations
1
States / cities
Tempe, Arizona
Source: ClinicalTrials.gov public record
Updated Apr 23, 2015 · Synced Sep 10, 2026, 4:40 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 4, 2022 · Synced Sep 10, 2026, 4:40 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Lutein/Zeaxanthin and Omega-3 Supplementation in Persons Over Age 60

NCT00121589
View directory record Official record
Conditions
Macular Degeneration
Interventions
Lutein
Drug
Lead sponsor
National Eye Institute (NEI)
NIH
Eligibility
60 Years and older
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2007
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 1, 2017 · Synced Sep 10, 2026, 4:40 PM EDT
Completed Phase 1Phase 2 Interventional Results available

Lipoic Acid and Omega-3 Fatty Acids for Cognitive Impairment in Multiple Sclerosis

NCT02133664
View directory record Official record
Conditions
Multiple Sclerosis, Cognition
Interventions
lipoic acid and omega-3 fatty acids, Placebo
Drug
Lead sponsor
Oregon Health and Science University
Other
Eligibility
18 Years to 65 Years
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Jun 1, 2017 · Synced Sep 10, 2026, 4:40 PM EDT
Recruiting Not applicable Interventional

Concentration of n-3 PUFA Monohydroxylated Derivatives in Adults With Obesity After n-3 PUFA Supplementation.

NCT06991296
View directory record Official record
Conditions
Obesity
Interventions
SPM Active®
Dietary Supplement
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
45 Years to 60 Years
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Kannapolis, North Carolina
Source: ClinicalTrials.gov public record
Updated Feb 16, 2026 · Synced Sep 10, 2026, 4:40 PM EDT
Completed Phase 1 Interventional

Omega-3 and Therapy Study for Depression

NCT01341925
View directory record Official record
Conditions
Depression
Interventions
Omega-3 Supplementation, Psychoeducational Psychotherapy (PEP), Placebo
Drug · Behavioral · Other
Lead sponsor
L. Eugene Arnold
Other
Eligibility
7 Years to 14 Years
Enrollment
73 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Mar 7, 2016 · Synced Sep 10, 2026, 4:40 PM EDT
Completed Not applicable Interventional

Omega-3 Fatty Acids in Treating Women With Newly Diagnosed Ductal Carcinoma In Situ and/or Atypical Ductal Hyperplasia

NCT00627276
View directory record Official record
Conditions
Breast Cancer, Precancerous Condition
Interventions
omega-3 fatty acid, placebo
Dietary Supplement · Other
Lead sponsor
OHSU Knight Cancer Institute
Other
Eligibility
21 Years to 120 Years · Female only
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2013
U.S. locations
2
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Apr 26, 2017 · Synced Sep 10, 2026, 4:40 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Omega-3 Fatty Acids to Combat Sarcopenia

NCT02103842
View directory record Official record
Conditions
Sarcopenia
Interventions
Omega-3 fatty acids
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 85 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Dec 23, 2015 · Synced Sep 10, 2026, 4:40 PM EDT
Completed Phase 1Phase 2 Interventional Results available

Fish Oil for the Treatment of Depression in Patients With Multiple Sclerosis

NCT00122954
View directory record Official record
Conditions
Multiple Sclerosis, Depression
Interventions
Fish oil concentrate, Placebo
Drug
Lead sponsor
Oregon Health and Science University
Other
Eligibility
18 Years to 85 Years
Enrollment
39 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2009
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Jun 7, 2017 · Synced Sep 10, 2026, 4:40 PM EDT
Terminated Phase 2 Interventional

Omega-3-Fatty Acid on Joint Symptoms Inducted by Aromatase Inhibitors

NCT00930527
View directory record Official record
Conditions
Breast Cancer
Interventions
Omega-3 Fatty Acid
Dietary Supplement
Lead sponsor
Columbia University
Other
Eligibility
21 Years and older · Female only
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 22, 2014 · Synced Sep 10, 2026, 4:40 PM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers Results available

LungVITamin D and OmegA-3 Trial (lungVITAL)

NCT01728571
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Aug 6, 2026 · Synced Sep 10, 2026, 4:40 PM EDT
Completed Phase 3 Interventional Results available

Evaluation of Efficacy and Safety of Lovaza (Omega-3-Acid Ethyl Esters) in Recurrent, Symptomatic Atrial Fibrillation

NCT00402363
View directory record Official record
Conditions
Fibrillation, Atrial
Interventions
omega-3-acid ethyl esters, Placebo
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years and older
Enrollment
663 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2010
U.S. locations
178
States / cities
Birmingham, Alabama • Huntsville, Alabama • Anchorage, Alaska + 149 more
Source: ClinicalTrials.gov public record
Updated Jan 29, 2017 · Synced Sep 10, 2026, 4:40 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Study of Vitamin D and Omega-3 Supplementation for Preventing Diabetes

NCT01633177
View directory record Official record
Conditions
Type 2 Diabetes
Interventions
Vitamin D3, Omega-3 fatty acid (fish oil), Vitamin D3 placebo, Fish oil placebo
Dietary Supplement · Drug
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
50 Years and older
Enrollment
22,220 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2024
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 2, 2026 · Synced Sep 10, 2026, 4:40 PM EDT
Completed Not applicable Interventional

The Effects of Omega-3 Fatty Acids Supplementation on Endothelial Function and Inflammation

NCT01310270
View directory record Official record
Conditions
Peripheral Arterial Disease
Interventions
Pro-Omega, Omega 3 Fatty Acid
Dietary Supplement
Lead sponsor
University of California, San Francisco
Other
Eligibility
50 Years and older
Enrollment
180 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2018
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Nov 4, 2021 · Synced Sep 10, 2026, 4:40 PM EDT
Completed Phase 3 Interventional Results available

Omega-3 Fatty Acids to Improve Depression and Reduce Cardiovascular Risk Factors

NCT00116857
View directory record Official record
Conditions
Cardiovascular Diseases, Depression, Heart Diseases, Myocardial Infarction, Angina, Unstable
Interventions
Sertraline/omega-3, Sertraline/Corn Oil
Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
122 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2009
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Sep 11, 2012 · Synced Sep 10, 2026, 4:40 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Cross-sectional Survey of Omega-3 Fatty Acid Blood Levels

NCT02883764
View directory record Official record
Conditions
Healthy
Interventions
Not listed
Lead sponsor
dsm-firmenich Switzerland AG
Industry
Eligibility
18 Years and older
Enrollment
834 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016
U.S. locations
1
States / cities
Parsippany, New Jersey
Source: ClinicalTrials.gov public record
Updated Feb 16, 2017 · Synced Sep 10, 2026, 4:40 PM EDT
Withdrawn Phase 1Phase 2 Interventional

Investigational Study of Oral Fish Oil in Treating Parenteral Nutrition Associated Liver Disease

NCT01191177
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jun 21, 2017 · Synced Sep 10, 2026, 4:40 PM EDT
Completed Phase 4 Interventional Results available

Inositol and Omega-3 Fatty Acids in Pediatric Mania

NCT01396486
View directory record Official record
Conditions
Pediatric Bipolar Spectrum Disorders
Interventions
Omega-3, Inositol
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
5 Years to 12 Years
Enrollment
69 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2019
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 12, 2020 · Synced Sep 10, 2026, 4:40 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 11, 2017 · Synced Sep 10, 2026, 4:40 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Impact of Vitamin D Supplementation on Cardiac Structure and Function

NCT01630213
View directory record Official record
Conditions
Cardiovascular Disease
Interventions
Vitamin D3 + fish oil/fish oil placebo, Vitamin D3 placebo + fish oil/fish oil placebo
Dietary Supplement
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
50 Years and older
Enrollment
1,025 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2021
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 5, 2022 · Synced Sep 10, 2026, 4:40 PM EDT