Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 3, 2026, 10:25 PM EDT

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Showing 49–72 of 244 matching trials from the live ClinicalTrials.gov search.
Conditions
Dry Eye
Interventions
Omega 3 fatty acid, Placebos
Drug
Lead sponsor
OmegaD LLC
Industry
Eligibility
18 Years to 90 Years
Enrollment
322 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
14
States / cities
Newport Beach, California • Westminster, California • Largo, Florida + 11 more
Conditions
Hypertriglyceridemia
Interventions
4/day of 4g P-OM3 capsules, 4/day of 1g P-OM3 capsules, Corn Oil Placebo, 4 capsules/day for 8 weeks
Drug
Lead sponsor
Penn State University
Other
Eligibility
21 Years to 65 Years
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
1
States / cities
University Park, Pennsylvania
Completed No phase listed Observational

PET Imaging of DHA Metabolism

NCT00074503
Conditions
Healthy
Interventions
Not listed
Lead sponsor
National Institute on Alcohol Abuse and Alcoholism (NIAAA)
NIH
Eligibility
18 Years to 65 Years
Enrollment
85 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2010
U.S. locations
1
States / cities
Bethesda, Maryland
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Omega-3 Fatty Acids on Markers of Inflammation

NCT01129050
Conditions
Obesity, Hypertriglyceridemia, Insulin Resistance, Hypertension
Interventions
Fish Oil, Flaxseed Oil, Placebo
Dietary Supplement
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Enrollment
102 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2008
U.S. locations
1
States / cities
Stanford, California
Completed Not applicable Interventional Accepts healthy volunteers Results available

Role of Eicosapentaenoic Acid (EPA) and Docosahexaenoic Acid (DHA) on Inflammation and Lipids

NCT02670382
Conditions
Metabolic Syndrome
Interventions
EPA, DHA, sunflower oil
Dietary Supplement
Lead sponsor
Tufts University
Other
Eligibility
50 Years to 75 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2020
U.S. locations
1
States / cities
Boston, Massachusetts
Completed Not applicable Interventional Accepts healthy volunteers Results available

VITAL-DEP: Depression Endpoint Prevention in the VITamin D and OmegA-3 TriaL

NCT01696435
Conditions
Depression, Depressive Symptoms, Mood
Interventions
vitamin D3, omega-3 fatty acids (fish oil), Fish oil placebo, Vitamin D placebo
Dietary Supplement · Drug
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
50 Years and older
Enrollment
18,353 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2025
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Non-Small Cell Lung Cancer
Interventions
Taxoprexin, Carboplatin, Paclitaxel
Drug
Lead sponsor
American Regent, Inc.
Industry
Eligibility
18 Years and older
Enrollment
518 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
1
States / cities
Dallas, Texas
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
Terminated Phase 1Phase 2 Interventional Results available

Omega-3 Fatty Acids in Sickle Cell Disease

NCT02947100
Conditions
Sickle Cell Disease
Interventions
SCD-Omegatex™
Drug
Lead sponsor
Robin E. Miller
Other
Eligibility
8 Years to 25 Years
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018
U.S. locations
1
States / cities
Wilmington, Delaware
Conditions
COPD, Chronic Obstructive Pulmonary Disease
Interventions
Home delivery Omega-3 rich Food, Dietary Motivational Coaching, Home delivery Food
Behavioral
Lead sponsor
Johns Hopkins University
Other
Eligibility
40 Years and older
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
1
States / cities
Baltimore, Maryland
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
Conditions
Bipolar Disorder
Interventions
Experimental Diet, Comparator Diet
Other
Lead sponsor
Milton S. Hershey Medical Center
Other
Eligibility
18 Years to 100 Years
Enrollment
83 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2019
U.S. locations
1
States / cities
Hershey, Pennsylvania
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
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
Conditions
Depression, Depression, Postpartum
Interventions
Omega-3 Fatty Acids (EPA plus DHA), Supportive psychotherapy, Placebo
Drug · Behavioral
Lead sponsor
University of Arizona
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2006
U.S. locations
1
States / cities
Tucson, Arizona
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
Completed Not applicable Interventional Accepts healthy volunteers

Development of a Metabolic Assessment Tool for Chronic Kidney Disease

NCT01838239
Conditions
Immunoglobulin A Nephropathy, Healthy Subjects
Interventions
Fish Oil
Dietary Supplement
Lead sponsor
University of California, Davis
Other
Eligibility
18 Years to 65 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2011
U.S. locations
1
States / cities
Davis, California
Conditions
Hypertriglyceridemia
Interventions
AMR101 (ethyl icosapentate) - 4 g/day, AMR101 (ethyl icosapentate) - 2 g/day, Placebo
Drug
Lead sponsor
Amarin Pharma Inc.
Industry
Eligibility
18 Years and older
Enrollment
702 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
80
States / cities
Muscle Shoals, Alabama • Scottsboro, Alabama • Phoenix, Arizona + 69 more
Conditions
COVID-19 Disease
Interventions
LAU-7b, Placebo oral capsule
Drug
Lead sponsor
Laurent Pharmaceuticals Inc.
Industry
Eligibility
18 Years and older
Enrollment
351 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
23
States / cities
Chandler, Arizona • Newport Beach, California • Sacramento, California + 19 more
Completed No phase listed Observational Accepts healthy volunteers

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

NCT02883764
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
Conditions
Malignant Melanoma
Interventions
Taxoprexin, Dacarbazine
Drug
Lead sponsor
American Regent, Inc.
Industry
Eligibility
18 Years and older
Enrollment
393 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2007
U.S. locations
1
States / cities
Norristown, Pennsylvania
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Effects of Vitamin D and Omega-3 Fatty Acids on Infectious Diseases and hCAP18 (VITAL Infection)

NCT01758081
Conditions
Infections, Human Cathelicidin Antimicrobial Peptide (hCAP-18)
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
25,874 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Inflammation
Interventions
High saturated fat meal, placebo powder and sunflower oil, High saturated fat meal, blueberry powder and sunflower oil, High saturated fat meal, placebo powder and DHA
Dietary Supplement
Lead sponsor
USDA, Western Human Nutrition Research Center
Federal
Eligibility
18 Years to 60 Years
Enrollment
62 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
1
States / cities
Davis, California
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
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