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Showing 1–24 of 77 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Omega-3 supplements Clear all
Recruiting Phase 2 Interventional

FAST for DM - Fatty Acid Supplementation Trial (FAST) for Dermatomyositis (DM)

NCT07111065
View directory record Official record
Conditions
Dermatomyositis (DM), Juvenile Dermatomyositis (JDM)
Interventions
FISH OIL 500MG OMEGA-3 SOFT GEL MINIS, Placebo
Dietary Supplement
Lead sponsor
National Institute of Environmental Health Sciences (NIEHS)
NIH
Eligibility
18 Years to 60 Years
Enrollment
3,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2031
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 3, 2026 · Synced Sep 8, 2026, 2:48 AM EDT
Completed Early Phase 1 Interventional

Influence of an Omega-3 SPM Supplement on Quality of Life

NCT02683850
View directory record Official record
Conditions
Chronic Pain
Interventions
Omega-3 SPM™ softgel
Dietary Supplement
Lead sponsor
National University of Natural Medicine
Other
Eligibility
20 Years to 70 Years
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Sep 1, 2016 · Synced Sep 8, 2026, 2:48 AM EDT
Terminated No phase listed Observational Accepts healthy volunteers

Toxicity and Safety Evaluation of an Omega-3 Fatty Acid and a Multivitamin and Antioxidant Nutritional Preparation

NCT01221714
View directory record Official record
Conditions
Healthy
Interventions
Not listed
Lead sponsor
AmeriSciences LP
Industry
Eligibility
21 Years to 65 Years
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2013
U.S. locations
3
States / cities
Pearl, Mississippi • Charlotte, North Carolina • Logan, West Virginia
Source: ClinicalTrials.gov public record
Updated Jan 23, 2018 · Synced Sep 8, 2026, 2:48 AM EDT
Completed Phase 3 Interventional

Multimodal Intervention for Cachexia in Advanced Cancer Patients Undergoing Chemotherapy

NCT02330926
View directory record Official record
Conditions
Cachexia, Neoplasms
Interventions
standard care, nutritional supplements and advice, home-based self-assisted exercise program, Ibuprofen
Other · Dietary Supplement · Behavioral + 1 more
Lead sponsor
Norwegian University of Science and Technology
Other
Eligibility
18 Years and older
Enrollment
221 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2023
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Aug 28, 2025 · Synced Sep 8, 2026, 2:48 AM EDT
Terminated Phase 2Phase 3 Interventional Results available

Fish Oil Versus Statins Versus Placebos in Reducing Atrial Fibrillation in Patients Undergoing Thoracic Surgery for Lung Cancer

NCT01259284
View directory record Official record
Conditions
Advanced Cancers
Interventions
Atorvastatin, Fish Oil Supplement, Placebo
Drug · Dietary Supplement · Other
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Aug 6, 2012 · Synced Sep 8, 2026, 2:48 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 26, 2012 · Synced Sep 8, 2026, 2:48 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Dietary Fish and Omega 3 Fatty Acids for Breast Cancer Prevention

NCT01282580
View directory record Official record
Conditions
Breast Cancer
Interventions
Lovaza-Omega 3 fatty acid capsules, Dietary fish (canned salmon, albacore)
Dietary Supplement · Other
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
18 Years and older · Female only
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2014
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Aug 29, 2019 · Synced Sep 8, 2026, 2:48 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 May 31, 2017 · Synced Sep 8, 2026, 2:48 AM EDT
Recruiting Phase 2 Interventional Accepts healthy volunteers

Omega-3D: Omega-3 for Diet-Driven Health Disparities

NCT07078344
View directory record Official record
Conditions
Heart Health Markers, Cardiovascular Diseases, Omega 3 Fatty Acids
Interventions
Omega-3 Fatty Acids and Safflower Oil Placebo, Safflower Oil Placebo and Omega-3 Fatty Acids
Dietary Supplement
Lead sponsor
University of Arizona
Other
Eligibility
18 Years to 64 Years
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2029
U.S. locations
2
States / cities
Tucson, Arizona • Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Dec 15, 2025 · Synced Sep 8, 2026, 2:48 AM EDT
Not listed Phase 2 Interventional

Nutrition for Post-Traumatic Headache

NCT03272399
View directory record Official record
Conditions
Post-Traumatic Headache Chronic Without Intractable Headache
Interventions
Diet/nutrition intervention
Other
Lead sponsor
Uniformed Services University of the Health Sciences
Federal
Eligibility
18 Years and older
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2022
U.S. locations
3
States / cities
Bethesda, Maryland • Fort Bragg, North Carolina • Fort Belvoir, Virginia
Source: ClinicalTrials.gov public record
Updated Oct 4, 2021 · Synced Sep 8, 2026, 2:48 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 14, 2017 · Synced Sep 8, 2026, 2:48 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

A Study of a Dietary Supplement on Serum Biomarkers in Children

NCT07385144
View directory record Official record
Conditions
Nutritional Status, Serum Biomarkers
Interventions
Dietary Supplement (Kids Multi & Omegas)
Dietary Supplement
Lead sponsor
SF Research Institute, Inc.
Network
Eligibility
4 Years to 15 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Feb 3, 2026 · Synced Sep 8, 2026, 2:48 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers

Omega-3 Fatty Acid Supplementation to Prevent Preterm Birth in High Risk Pregnancies

NCT00135902
View directory record Official record
Conditions
Preterm Birth
Interventions
17 alpha-Hydroxyprogesterone Caproate and Omega-3 supplement, 17 alpha-hydroxy progesterone caproate and Placebo supplement
Drug
Lead sponsor
The George Washington University Biostatistics Center
Other
Eligibility
Female only
Enrollment
800 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2008
U.S. locations
12
States / cities
Birmingham, Alabama • Chicago, Illinois • Detroit, Michigan + 9 more
Source: ClinicalTrials.gov public record
Updated Jul 11, 2019 · Synced Sep 8, 2026, 2:48 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 20, 2013 · Synced Sep 8, 2026, 2:48 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 14, 2021 · Synced Sep 8, 2026, 2:48 AM EDT
Completed Phase 2 Interventional Results available

Fatty Acid Supplementation in Children With ASD

NCT03550209
View directory record Official record
Conditions
Autism Spectrum Disorder
Interventions
LCPUFA Oil Supplement, Canola Oil Placebo
Drug · Dietary Supplement
Lead sponsor
Sarah Keim
Other
Eligibility
2 Years to 6 Years
Enrollment
72 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Aug 2, 2021 · Synced Sep 8, 2026, 2:48 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

A Trial of the Ideal Protein System Versus Low Fat Diet for Weight Loss

NCT03515889
View directory record Official record
Conditions
Weight Loss
Interventions
Ideal Protein Weight Loss Method, Standard Weight Loss
Behavioral
Lead sponsor
Tulane University
Other
Eligibility
22 Years to 79 Years
Enrollment
192 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2020
U.S. locations
1
States / cities
Bogalusa, Louisiana
Source: ClinicalTrials.gov public record
Updated Nov 21, 2024 · Synced Sep 8, 2026, 2:48 AM EDT
Completed Phase 2 Interventional Results available

Fatty Acid Supplementation in Children With ASD (Study 2)

NCT04312932
View directory record Official record
Conditions
Autism Spectrum Disorder
Interventions
LCPUFA Oil Supplement, Canola Oil Placebo
Drug · Dietary Supplement
Lead sponsor
Sarah Keim
Other
Eligibility
2 Years to 6 Years
Enrollment
98 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Nov 12, 2025 · Synced Sep 8, 2026, 2:48 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 1, 2017 · Synced Sep 8, 2026, 2:48 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 3, 2026 · Synced Sep 8, 2026, 2:48 AM EDT
Not listed Phase 1 Interventional Accepts healthy volunteers

DHA Supplements to Improve Insulin Sensitivity in Obese Pregnant Women (The Omega-3 Pregnancy Study)

NCT00865683
View directory record Official record
Conditions
Overweight and Obesity, Insulin Resistance, Diabetes, Gestational, Hypertension in Pregnancy, Pre-Eclampsia
Interventions
DHA Supplements, Placebo Supplements
Dietary Supplement
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
18 Years to 40 Years · Female only
Enrollment
90 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2011
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Jul 14, 2009 · Synced Sep 8, 2026, 2:48 AM EDT
Completed Early Phase 1 Interventional

Omega-3 Fatty Acids That Affect the Immune System in Kidney Transplant Patients

NCT00047983
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jan 10, 2017 · Synced Sep 8, 2026, 2:48 AM 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 25, 2012 · Synced Sep 8, 2026, 2:48 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Bioavailability of Fish Oils: Emulsified Versus Capsular Triglyceride

NCT01488747
View directory record Official record
Conditions
Healthy Adults
Interventions
Coromega Omega-3 Squeeze, Coromega Nectar, Barleans Swirl, Nordic Omega-3 Softgel
Dietary Supplement
Lead sponsor
USDA Grand Forks Human Nutrition Research Center
Federal
Eligibility
18 Years to 60 Years
Enrollment
19 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2016
U.S. locations
1
States / cities
Grand Forks, North Dakota
Source: ClinicalTrials.gov public record
Updated Aug 2, 2018 · Synced Sep 8, 2026, 2:48 AM EDT