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ClinicalTrials.gov public records Last synced Oct 6, 2026, 4:55 PM EDT

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Showing 49–72 of 529 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: omega-3 fatty acids Clear all
Completed Not applicable Interventional Accepts healthy volunteers

Bioavailability of EPA/DHA in of Ruby-O and Krill Oil

NCT05438173
View directory record Official record
Conditions
Bioavailability
Interventions
EPA + DHA Ruby-O, EPA + DHA Krill Oil
Dietary Supplement
Lead sponsor
Midwest Center for Metabolic and Cardiovascular Research
Other
Eligibility
18 Years to 55 Years
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Port Saint Lucie, Florida
Source: ClinicalTrials.gov public record
Updated Dec 1, 2022 · Synced Oct 6, 2026, 4:55 PM 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 15, 2009 · Synced Oct 6, 2026, 4:55 PM EDT
Completed Early Phase 1 Interventional

Oral Supplementation to Enhance Recovery Pilot Study

NCT03204266
View directory record Official record
Conditions
Malignant Neoplasms of Urinary Tract
Interventions
Arginine recovery supplement, Omega-3 Fatty Acids
Drug · Dietary Supplement
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
46 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2022
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Aug 24, 2022 · Synced Oct 6, 2026, 4:55 PM 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 12, 2019 · Synced Oct 6, 2026, 4:55 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Omega-3 Fatty Acids as Regulators of Brown Adipose Tissue During Cold Exposure

NCT05822141
View directory record Official record
Conditions
Cold Exposure
Interventions
Fish Oil, Placebo
Dietary Supplement
Lead sponsor
Indiana University
Other
Eligibility
18 Years to 40 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
1
States / cities
Bloomington, Indiana
Source: ClinicalTrials.gov public record
Updated May 26, 2026 · Synced Oct 6, 2026, 4:55 PM EDT
Completed Phase 2 Interventional

Cytidine and Omega-3 Fatty Acids in Bipolar Disorder

NCT00854737
View directory record Official record
Conditions
Bipolar Disorder
Interventions
cytidine, omega-3 fatty acids, placebo
Dietary Supplement · Drug
Lead sponsor
Mclean Hospital
Other
Eligibility
18 Years to 55 Years
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2010
U.S. locations
2
States / cities
Belmont, Massachusetts • Neptune City, New Jersey
Source: ClinicalTrials.gov public record
Updated Apr 20, 2012 · Synced Oct 6, 2026, 4:55 PM EDT
Recruiting Early Phase 1 Interventional

Differential Thrombogenesis by EPA and DHA Mediated by HDL

NCT06494488
View directory record Official record
Conditions
Lipid Metabolism Disorders, Hypertriglyceridemia
Interventions
EPA, DHA
Drug
Lead sponsor
The Miriam Hospital
Other
Eligibility
18 Years to 69 Years
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Oct 1, 2025 · Synced Oct 6, 2026, 4:55 PM EDT
Not listed Phase 4 Interventional

A Prospective Study to Evaluate the Raindrop Near Vision Inlay in Presbyopic Patients With Treatments to Optimize the Ocular Surface Before Implantation

NCT03126877
View directory record Official record
Conditions
Presbyopia
Interventions
Mitomycin C, Raindrop Near Vision Inlay
Drug · Device
Lead sponsor
Whitten Laser Eye
Other
Eligibility
41 Years to 65 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Jul 14, 2017 · Synced Oct 6, 2026, 4:55 PM EDT
Not listed Phase 4 Interventional Accepts healthy volunteers

Effects of Omega-3 Fatty Acids on Bone and Frailty

NCT00634686
View directory record Official record
Conditions
Osteoporosis, Frailty
Interventions
DHA/EPA, Placebo capsule, Calcium with vitamin D
Dietary Supplement
Lead sponsor
Donaghue Medical Research Foundation
Other
Eligibility
65 Years and older · Female only
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2009
U.S. locations
1
States / cities
Farmington, Connecticut
Source: ClinicalTrials.gov public record
Updated Feb 2, 2009 · Synced Oct 6, 2026, 4:55 PM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Effects of Vitamin D and Marine Omega-3 Fatty Acids on Anemia

NCT01632761
View directory record Official record
Conditions
Anemia
Interventions
Vitamin D3 ., omega-3 fatty acids (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
2,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2025
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Nov 21, 2025 · Synced Oct 6, 2026, 4:55 PM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers Results available

Improving Maternal and Child Health Through Prenatal Fatty Acid Supplementation

NCT02647723
View directory record Official record
Conditions
Pregnancy, Child Development
Interventions
DHA, Sugar pill
Dietary Supplement
Lead sponsor
University of Chicago
Other
Eligibility
18 Years to 34 Years · Female only
Enrollment
168 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2027
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jul 17, 2026 · Synced Oct 6, 2026, 4:55 PM EDT
Completed Phase 4 Interventional Results available

The Impact of Omega Three Fatty Acids on Vascular Function in HIV

NCT01041521
View directory record Official record
Conditions
High Triglyceride Level, HIV Infection
Interventions
Lovaza
Drug
Lead sponsor
Tufts University
Other
Eligibility
18 Years and older
Enrollment
129 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2015
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 11, 2020 · Synced Oct 6, 2026, 4:55 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 3, 2026 · Synced Oct 6, 2026, 4:55 PM EDT
Completed Phase 3 Interventional

An Efficacy and Safety Study of Omega-3 Free Fatty Acids (Epanova™) for the Maintenance of Symptomatic Remission in Subjects With Crohn's Disease

NCT00074542
View directory record Official record
Conditions
Crohn's Disease
Interventions
Epanova™ (Omega-3 Free Fatty Acids)
Drug
Lead sponsor
Tillotts Pharma AG
Industry
Eligibility
16 Years and older
Enrollment
364 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2005
U.S. locations
10
States / cities
Atlanta, Georgia • Chicago, Illinois • Urbana, Illinois + 6 more
Source: ClinicalTrials.gov public record
Updated Feb 21, 2007 · Synced Oct 6, 2026, 4:55 PM EDT
Completed Not applicable Interventional Results available

Oral Omega-3 Fatty Acids in the Treatment of Dry Eye Syndrome

NCT01107964
View directory record Official record
Conditions
Dry Eye Syndrome
Interventions
Oral Omega-3-acid ethyl esters, Placebo corn oil capsule
Drug
Lead sponsor
Milton S. Hershey Medical Center
Other
Eligibility
18 Years and older
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2015
U.S. locations
1
States / cities
Hershey, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Dec 22, 2017 · Synced Oct 6, 2026, 4:55 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

A Clinical Study to Assess the Effect of a Dietary Supplement on Menstrual Cycle Symptoms

NCT07267728
View directory record Official record
Conditions
Premenstrual Syndrome, Menstrual Pain
Interventions
DITTO Cycle Supplement
Dietary Supplement
Lead sponsor
Muse Nutrition Ltd
Industry
Eligibility
18 Years to 45 Years · Female only
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Las Vegas, Nevada
Source: ClinicalTrials.gov public record
Updated Aug 17, 2026 · Synced Oct 6, 2026, 4:55 PM EDT
Completed Not applicable Interventional

Omega-3 Supplementation for Smell Dysfunction

NCT02529332
View directory record Official record
Conditions
Sellar/Parasellar Tumor, Smell Dysfunction
Interventions
Omega-3
Dietary Supplement
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Enrollment
110 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
2
States / cities
Stanford, California • Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Aug 21, 2018 · Synced Oct 6, 2026, 4:55 PM 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 3, 2021 · Synced Oct 6, 2026, 4:55 PM EDT
Completed Phase 2 Interventional Results available

An 8-Week Dose-Finding Study to Evaluate the Efficacy and Safety of Alirocumab in Children and Adolescents With Heterozygous Familial Hypercholesterolemia

NCT02890992
View directory record Official record
Conditions
Hypercholesterolaemia
Interventions
alirocumab SAR236553 (REGN727), statins, ezetimibe, cholestyramine, fenofibrate, omega-3 fatty acids, nicotinic acid
Drug
Lead sponsor
Sanofi
Industry
Eligibility
8 Years to 17 Years
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
3
States / cities
St Louis, Missouri • Charlotte, North Carolina • Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Sep 6, 2019 · Synced Oct 6, 2026, 4:55 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Effects of Fish Oils on Inflammation and Insulin Resistance

NCT00579436
View directory record Official record
Conditions
Metabolic Syndrome, Insulin Resistance
Interventions
omega-3 fatty acid, placebo
Drug
Lead sponsor
Philip Kern
Other
Eligibility
35 Years to 65 Years
Enrollment
33 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2015
U.S. locations
1
States / cities
Lexington, Kentucky
Source: ClinicalTrials.gov public record
Updated May 16, 2018 · Synced Oct 6, 2026, 4:55 PM 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 13, 2025 · Synced Oct 6, 2026, 4:55 PM EDT
Completed Phase 4 Interventional Results available

Niacin, N-3 Fatty Acids and Insulin Resistance

NCT00286234
View directory record Official record
Conditions
Metabolic Syndrome, Hypertriglyceridemia
Interventions
omega-3 acid ethyl esters, extended release niacin, placebo, combined treatment
Drug
Lead sponsor
University of South Dakota
Other
Eligibility
40 Years to 69 Years
Enrollment
68 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
1
States / cities
Sioux Falls, South Dakota
Source: ClinicalTrials.gov public record
Updated Oct 26, 2021 · Synced Oct 6, 2026, 4:55 PM 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 7, 2012 · Synced Oct 6, 2026, 4:55 PM 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 16, 2025 · Synced Oct 6, 2026, 4:55 PM EDT