Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 22, 2026, 9:21 AM EDT

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Showing 145–168 of 175 matching trials from the live ClinicalTrials.gov search.
Conditions
Hypertriglyceridemia (TG>200<500), Hyperlipidemia, Coronary Artery Disease, Coronary Risk Equivalent, Diabetes
Interventions
docosahexanoic acid (DHA)
Drug
Lead sponsor
Maine Center for Lipids and Cardiovascular Health
Other
Eligibility
21 Years to 80 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
1
States / cities
Scarborough, Maine
Conditions
IgA Glomerulonephritis
Interventions
omega-3 fatty acids, prednisone, Placebo
Drug
Lead sponsor
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
NIH
Eligibility
Up to 40 Years
Enrollment
96 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1997 – 2007
U.S. locations
1
States / cities
Dallas, Texas
Conditions
Polycystic Ovary Syndrome, Insulin Resistance
Interventions
walnuts, almonds
Dietary Supplement
Lead sponsor
University of California, Davis
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
96 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
1
States / cities
Mather, California
Conditions
Peripheral Arterial Disease
Interventions
Pro-Omega, Pro-Omega Placebo
Dietary Supplement · Other
Lead sponsor
University of California, San Francisco
Other
Eligibility
40 Years to 90 Years
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
1
States / cities
San Francisco, California
Recruiting Not applicable Interventional Accepts healthy volunteers

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

NCT05822141
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
Conditions
Type 1 Diabetes Mellitus
Interventions
DHA Treatment, Placebo for DHA
Dietary Supplement
Lead sponsor
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
NIH
Eligibility
Up to 5 Months
Enrollment
99 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2013
U.S. locations
9
States / cities
Los Angeles, California • Orange, California • San Francisco, California + 6 more
Conditions
Hematopoietic Stem Cell Transplantation
Interventions
Omegaven, Soybean oil lipid emulsion
Drug
Lead sponsor
Alexandra N. Carey
Other
Eligibility
2 Years to 18 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2023
U.S. locations
1
States / cities
Boston, Massachusetts
Active, not recruiting Phase 3 Interventional Accepts healthy volunteers Results available

Vitamin D and Omega-3 Trial (VITAL)

NCT01169259
Conditions
Cancer, Cardiovascular Disease
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
25,871 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2031
U.S. locations
1
States / cities
Boston, Massachusetts
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
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

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

NCT01632761
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
Conditions
Nonalcoholic Steatohepatitis (NASH), Hepatic Steatosis
Interventions
Omega-3-acid ethyl esters (Lovaza), Placebo
Drug
Lead sponsor
University of Illinois at Chicago
Other
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2010
U.S. locations
1
States / cities
Chicago, Illinois
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Effects of Fish Oil and Red Wine on Oxidative Stress Biomarkers

NCT00682318
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
Completed Not applicable Interventional Results available

Fish Oil for HIV-Related Inflamm-aging and Immune Senescence

NCT02102724
Conditions
HIV Infection
Interventions
Fish oil that contains omega-3 fatty acids, Placebo
Dietary Supplement
Lead sponsor
Rush University Medical Center
Other
Eligibility
40 Years to 70 Years
Enrollment
37 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
Systemic Lupus Erythematosus
Interventions
Fish Oil, Olive Oil
Dietary Supplement
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years to 64 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
1
States / cities
Dallas, Texas
Completed Phase 4 Interventional Results available

Inositol and Omega-3 Fatty Acids in Pediatric Mania

NCT01396486
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
Completed Not applicable Interventional Accepts healthy volunteers

Omega-3 Supplement and Health Markers

NCT06492694
Conditions
Healthy
Interventions
Fish oil + wild orange essential oil supplement, Fish oil supplement
Dietary Supplement
Lead sponsor
dōTERRA International
Industry
Eligibility
18 Years to 64 Years
Enrollment
55 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Pleasant Grove, Utah
Conditions
Hypertension, Kidney Diseases
Interventions
Vitamin D3, Omega-3 Fatty acids, Vitamin D3 placebo, Fish oil placebo
Dietary Supplement · Drug
Lead sponsor
Albert Einstein College of Medicine
Other
Eligibility
50 Years to 99 Years
Enrollment
2,232 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2022
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Muscle Damage, Muscle Inflammation
Interventions
Lovaza (omega-3-acid ethyl esters), Wheat Germ Oil
Drug
Lead sponsor
Western Michigan University
Other
Eligibility
18 Years to 30 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2010
U.S. locations
1
States / cities
Kalamazoo, Michigan
Conditions
Cholestasis
Interventions
Omega-3 fish oil lipid emulsion
Drug
Lead sponsor
Kapiolani Medical Center For Women & Children
Other
Eligibility
Up to 18 Years
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2019
U.S. locations
1
States / cities
Honolulu, Hawaii
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

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

NCT01653678
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
Active, not recruiting Phase 3 Interventional Accepts healthy volunteers

VITAL Rhythm Study

NCT02178410
Conditions
Cardiovascular Disease
Interventions
Vitamin D3, Omega-3 fatty acids (fish oil), Fish oil placebo, Vitamin D3 placebo
Dietary Supplement · Drug
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
50 Years and older
Enrollment
25,119 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Terminated Phase 4 Interventional Results available

Effects of Fish Oil on Post Ablation Arrhythmias

NCT00791089
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
Conditions
Asthma
Interventions
Fish Oil, Ascorbic Acid, Fish Oil Placebo, Ascorbic Acid Placebo
Dietary Supplement
Lead sponsor
Indiana University
Other
Eligibility
18 Years to 40 Years
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010
U.S. locations
1
States / cities
Bloomington, Indiana
Conditions
HIV Infections, Hypertriglyceridemia
Interventions
Fenofibrate, Fish Oil
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 2005
U.S. locations
5
States / cities
San Francisco, California • Atlanta, Georgia • Cincinnati, Ohio + 2 more