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Showing 1–24 of 198 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: DHA (Docosahexaenoic Acid) Clear all
Completed Not applicable Interventional Accepts healthy volunteers

Weight Loss Plus Omega-3 Fatty Acids or Placebo in High Risk Women

NCT02101970
View directory record Official record
Conditions
Breast Cancer
Interventions
Omega-3 Fatty Acids, Placebo Capsule, Diet and Exercise
Dietary Supplement · Other
Lead sponsor
Carol Fabian, MD
Other
Eligibility
45 Years to 70 Years · Female only
Enrollment
46 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2018
U.S. locations
1
States / cities
Kansas City, Kansas
Source: ClinicalTrials.gov public record
Updated Jan 23, 2022 · Synced Sep 29, 2026, 2:07 PM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Effects of Fish Oil and Red Wine on Oxidative Stress Biomarkers

NCT00682318
View directory record Official record
Conditions
Healthy
Interventions
Fish Oil, Safflower Oil, Ethanol, Omega-3 polyunsaturated fatty acids, Omega-6 polyunsaturated fatty acid
Drug · Dietary Supplement
Lead sponsor
Carsten Skarke, MD
Other
Eligibility
21 Years to 60 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2029
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 23, 2026 · Synced Sep 29, 2026, 2:07 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Study to Evaluate the 2-Way Interaction Between Multiple Doses of Epanova™ and a Single Dose of Rosuvastatin (Crestor®)

NCT02859129
View directory record Official record
Conditions
Hypertriglyceridemia
Interventions
rosuvastatin 40 mg tablet, Epanova™ QD (2 x 1 g capsules), Multiple doses of 4 g Epanova™ with single of rosuvastatin 40 mg dose, Multiple (20) oral doses of 2 g Vascepa® every 12 hours
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 55 Years
Enrollment
114 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013
U.S. locations
1
States / cities
Neptune City, New Jersey
Source: ClinicalTrials.gov public record
Updated Aug 16, 2016 · Synced Sep 29, 2026, 2:07 PM EDT
No Longer Available No phase listed Expanded access

Pulmonary Vein Isolation Outcomes With Fish Oils

NCT00841451
View directory record Official record
Conditions
Atrial Fibrillation
Interventions
Lovaza (Fish Oils)
Drug
Lead sponsor
St. Luke's-Roosevelt Hospital Center
Other
Eligibility
18 Years and older
U.S. locations
3
States / cities
Ridgewood, New Jersey • New York, New York
Source: ClinicalTrials.gov public record
Updated Mar 22, 2016 · Synced Sep 29, 2026, 2:07 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers Results available

Age-related Macular Degeneration (AMD) in the Vitamin D and Omega-3 Trial (VITAL)

NCT01782352
View directory record Official record
Conditions
Age-related Macular Degeneration
Interventions
Omega-3 fatty acids (fish oil), Vitamin D3, Vitamin D3 placebo, Fish oil placebo
Drug · 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 – 2024
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 7, 2023 · Synced Sep 29, 2026, 2:07 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effect of Long-Chain Polyunsaturated Fatty Acid Supplementation on Toddler Cognition

NCT00982462
View directory record Official record
Conditions
Infant Development
Interventions
Docosahexaenoic acid (DHA) and arachidonic acid (ARA), Corn oil placebo
Dietary Supplement
Lead sponsor
Retina Foundation of the Southwest
Other
Eligibility
351 Days to 379 Days
Enrollment
116 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2016
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Apr 24, 2017 · Synced Sep 29, 2026, 2:07 PM 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 20, 2013 · Synced Sep 29, 2026, 2:07 PM EDT
Completed Phase 4 Interventional Results available

Human Immunodeficiency Virus (HIV), Arterial Dysfunction, Lipids, Lovaza (HALO) Trial

NCT00795717
View directory record Official record
Conditions
Cardiovascular Disease, HIV Infection
Interventions
Lovaza, Placebo
Drug
Lead sponsor
Tufts University
Other
Eligibility
18 Years to 65 Years
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 10, 2019 · Synced Sep 29, 2026, 2:07 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Use of Ritual Prenatal Multivitamins for Pregnancy

NCT05673070
View directory record Official record
Conditions
Pregnancy Related, Nutrition, Healthy
Interventions
Ritual Epre Multivitamin-mineral supplement, control MVI
Dietary Supplement
Lead sponsor
City University of New York
Other
Eligibility
18 Years and older · Female only
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
2
States / cities
Brooklyn, New York
Source: ClinicalTrials.gov public record
Updated May 18, 2026 · Synced Sep 29, 2026, 2:07 PM EDT
Completed Phase 3 Interventional Results available

Epanova® for Lowering Very High Triglycerides II (EVOLVE II)

NCT02009865
View directory record Official record
Conditions
Hypertriglyceridemia
Interventions
Epanova, Olive Oil
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 130 Years
Enrollment
379 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
15
States / cities
Los Angeles, California • St. Petersburg, Florida • Addison, Illinois + 11 more
Source: ClinicalTrials.gov public record
Updated Sep 9, 2019 · Synced Sep 29, 2026, 2:07 PM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

Oxybutynin and Omega-3 for OAB (Overactive Bladder)

NCT02070042
View directory record Official record
Conditions
Overactive Bladder
Interventions
Omega 3 Fatty Acid, Placebo
Drug
Lead sponsor
TriHealth Inc.
Other
Eligibility
18 Years to 85 Years · Female only
Enrollment
31 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Jan 30, 2018 · Synced Sep 29, 2026, 2:07 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Synergy Between Choline and DHA

NCT03194659
View directory record Official record
Conditions
Pregnancy
Interventions
Choline
Dietary Supplement
Lead sponsor
Cornell University
Other
Eligibility
21 Years to 40 Years · Female only
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2021
U.S. locations
1
States / cities
Ithaca, New York
Source: ClinicalTrials.gov public record
Updated Jan 17, 2020 · Synced Sep 29, 2026, 2:07 PM EDT
Active, not recruiting Early Phase 1 Interventional Accepts healthy volunteers

Bioavailability and Pharmacodynamics of EPA and DHA From Fortified Soymilk and Capsules

NCT05802797
View directory record Official record
Conditions
Healthy Diet
Interventions
Algae Oil Fortified Soymilk, Algae Oil Capsule
Other · Dietary Supplement
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
18 Years to 60 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Aug 20, 2025 · Synced Sep 29, 2026, 2:07 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effectiveness of Two Different Forms of Marine Oil on Indirect Markers of Muscle Damage and Soreness in Untrained Men

NCT03760757
View directory record Official record
Conditions
Inflammation; Muscle
Interventions
ESPO-572®, PCSO-524®
Dietary Supplement
Lead sponsor
Indiana University
Other
Eligibility
18 Years to 30 Years · Male only
Enrollment
57 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
Bloomington, Indiana
Source: ClinicalTrials.gov public record
Updated Jul 27, 2020 · Synced Sep 29, 2026, 2:07 PM EDT
Completed Phase 2 Interventional Results available

Study of Docosahexaenoic Acid (DHA) in Triple Negative Breast Cancer Survivors

NCT01849250
View directory record Official record
Conditions
Benign Breast Neoplasm, Ductal Breast Carcinoma In Situ, Invasive Breast Carcinoma, Lobular Breast Carcinoma In Situ, Paget Disease of the Breast, Stage IA Breast Cancer, Stage IB Breast Cancer, Stage IIA Breast Cancer, Stage IIB Breast Cancer, Stage IIIA Breast Cancer, Stage IIIB Breast Cancer, Stage IIIC Breast Cancer
Interventions
Docosahexaenoic Acid, Placebo
Drug · Other
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older · Female only
Enrollment
65 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2020
U.S. locations
4
States / cities
Boston, Massachusetts • New York, New York • Houston, Texas
Source: ClinicalTrials.gov public record
Updated Dec 27, 2021 · Synced Sep 29, 2026, 2:07 PM EDT
Completed Phase 3 Interventional Results available

Safety and Effectiveness of Omega 3-Fatty Acids, EPA Versus DHA, for the Treatment of Major Depression

NCT00361374
View directory record Official record
Conditions
Major Depressive Disorder
Interventions
eicosapentaenoic acid, docosahexaenoic acid, Placebo
Dietary Supplement · Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 80 Years
Enrollment
196 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2013
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 17, 2014 · Synced Sep 29, 2026, 2:07 PM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Vitamin D and Omega-3 Hypertension Trial (VITAL Hypertension)

NCT01653678
View directory record Official record
Conditions
Hypertension
Interventions
Vitamin D-3 (cholecalciferol), 2000 IU, Omega-3 fatty acids (fish oil), Vitamin D placebo, Fish oil placebo
Dietary Supplement · Drug
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
50 Years to 99 Years
Enrollment
25,875 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Dec 17, 2025 · Synced Sep 29, 2026, 2:07 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Investigating the Effects of Nutrition on the Maturation of Brain Networks Associated With Memory in Infants

NCT02457078
View directory record Official record
Conditions
Healthy
Interventions
Postnatal Dietary Supplement, Control Supplement
Dietary Supplement
Lead sponsor
University of Illinois at Urbana-Champaign
Other
Eligibility
18 Years and older · Female only
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2018
U.S. locations
1
States / cities
Urbana, Illinois
Source: ClinicalTrials.gov public record
Updated May 3, 2017 · Synced Sep 29, 2026, 2:07 PM EDT
Completed Not applicable Interventional

Memory Improvement With Docosahexaenoic Acid Study (MIDAS)

NCT00278135
View directory record Official record
Conditions
Age-Related Cognitive Decline, Age-Related Memory Disorders
Interventions
DHA (nutritional supplement) or placebo
Dietary Supplement
Lead sponsor
dsm-firmenich Switzerland AG
Industry
Eligibility
55 Years and older
Enrollment
485 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
14
States / cities
Mesa, Arizona • San Diego, California • Vista, California + 11 more
Source: ClinicalTrials.gov public record
Updated May 18, 2014 · Synced Sep 29, 2026, 2:07 PM EDT
Completed Phase 2 Interventional

Taxoprexin® Treatment for Advanced Eye Melanoma

NCT00244816
View directory record Official record
Conditions
Metastatic Melanoma
Interventions
Taxoprexin
Drug
Lead sponsor
American Regent, Inc.
Industry
Eligibility
13 Years and older
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Oct 22, 2025 · Synced Sep 29, 2026, 2:07 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 18, 2021 · Synced Sep 29, 2026, 2:07 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 29, 2026, 2:07 PM EDT
Completed Phase 4 Interventional Results available

Efficacy of Fish Oil in Lupus Patients

NCT00828178
View directory record Official record
Conditions
Systemic Lupus Erythematosus
Interventions
Omega-3, flow-mediated dilation of the brachial artery, corn starch
Drug · Device · Other
Lead sponsor
Michelle Petri M.D.,MPH
Other
Eligibility
18 Years and older
Enrollment
106 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
2
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Nov 17, 2016 · Synced Sep 29, 2026, 2:07 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 21, 2014 · Synced Sep 29, 2026, 2:07 PM EDT