Independent directory Public ClinicalTrials.gov records United States
Clear filters

These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.

ClinicalTrials.gov public records Last synced Oct 6, 2026, 3:26 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 73–96 of 231 matching trials from the live ClinicalTrials.gov search.
Conditions
Ductal Breast Carcinoma in Situ, Lobular Breast Carcinoma in Situ, Male Breast Cancer, Stage IA Breast Cancer, Stage IB Breast Cancer, Stage II Breast Cancer, Stage IIIA Breast Cancer, Stage IIIB Breast Cancer, Stage IIIC Breast Cancer
Interventions
omega-3 fatty acid, placebo, laboratory biomarker analysis
Drug · Other
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older
Enrollment
57 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2018
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Conditions
Diabetes Mellitus, Type 2
Interventions
ORMD-0801, Placebo
Drug · Other
Lead sponsor
Oramed, Ltd.
Industry
Eligibility
18 Years to 70 Years
Enrollment
49 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Tustin, California
Withdrawn Phase 1Phase 2 Interventional Accepts healthy volunteers

Docosahexaenoic Acid (DHA) Supplementation in Amblyopia

NCT03402789
Conditions
Amblyopia
Interventions
Docosahexaenoic Acid, Placebo Oral Tablet
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
3 Years to 17 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Baltimore, Maryland
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
Completed Phase 3 Interventional Results available

Age-Related Eye Disease Study 2 (AREDS2)

NCT00345176
Conditions
Age-related Macular Degeneration, Cataract
Interventions
Lutein/zeaxanthin, DHA/EPA, Lutein/zeaxanthin and DHA/EPA
Dietary Supplement · Drug
Lead sponsor
National Eye Institute (NEI)
NIH
Eligibility
50 Years to 85 Years
Enrollment
4,203 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2012
U.S. locations
91
States / cities
Birmingham, Alabama • Little Rock, Arkansas • Beverly Hills, California + 72 more
Conditions
Autism
Interventions
docosahexaenoic acid (DHA), Placebo
Dietary Supplement
Lead sponsor
Mayo Clinic
Other
Eligibility
3 Years to 10 Years
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
1
States / cities
Rochester, Minnesota
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
Completed Not applicable Interventional Accepts healthy volunteers Results available

Fiber and Fish Oil Supplements for the Prevention of Colorectal Cancer

NCT04211766
Conditions
Healthy Subject
Interventions
Dietary Fiber, Fish Oil, Comparator
Dietary Supplement · Other
Lead sponsor
Fred Hutchinson Cancer Center
Other
Eligibility
50 Years to 75 Years
Enrollment
38 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Seattle, Washington
Completed Not applicable Interventional Results available

Fish Oil and Nonalcoholic Fatty Liver Disease (NAFLD) Study

NCT01285362
Conditions
Non-Alcoholic Fatty Liver Disease
Interventions
Fish Oil Supplementation, Placebo Supplementation
Drug
Lead sponsor
Columbia University
Other
Eligibility
12 Years to 18 Years
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
New York, New York
Conditions
Epilepsy
Interventions
Placebo, High Dose Fish Oil, Low Dose Fish Oil
Drug
Lead sponsor
National Center for Complementary and Integrative Health (NCCIH)
NIH
Eligibility
18 Years to 70 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
1
States / cities
Los Angeles, California
Completed Phase 1 Interventional Results available

NAPLS Omega-3 Fatty Acid Versus Placebo Study

NCT01429454
Conditions
Psychosis
Interventions
Omega-3 Long Chain Fatty Acid, Placebo
Drug
Lead sponsor
University of California, San Diego
Other
Eligibility
12 Years to 30 Years
Enrollment
127 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2016
U.S. locations
8
States / cities
Los Angeles, California • San Diego, California • New Haven, Connecticut + 5 more
Completed Not applicable Interventional Accepts healthy volunteers

Natural Product System and Lifestyle Modification

NCT06931977
Conditions
Healthy
Interventions
Supplement system + copaiba softgels, Supplement system + placebo softgels
Dietary Supplement
Lead sponsor
dōTERRA International
Industry
Eligibility
30 Years to 55 Years
Enrollment
97 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Pleasant Grove, Utah
Completed Not applicable Interventional Accepts healthy volunteers Results available

A Large Randomized Trial of Vitamin D, Omega-3 Fatty Acids and Cognitive Decline

NCT01669915
Conditions
Cognitive Decline
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
60 Years to 92 Years
Enrollment
3,424 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2021
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Huntington Disease
Interventions
Ethyl-EPA (Miraxion™)
Drug
Lead sponsor
Amarin Neuroscience Ltd
Industry
Eligibility
35 Years and older
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
35
States / cities
Birmingham, Alabama • Scottsdale, Arizona • La Jolla, California + 31 more
Completed Phase 2 Interventional Results available

DHA and X-Linked Retinitis Pigmentosa

NCT00100230
Conditions
Retinitis Pigmentosa, X-linked Genetic Diseases
Interventions
docosahexaenoic acid OR corn/soy oil placebo
Drug
Lead sponsor
Retina Foundation of the Southwest
Other
Eligibility
7 Years to 32 Years · Male only
Enrollment
78 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2014
U.S. locations
1
States / cities
Dallas, Texas
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Enhancing Adaptations to Exercise

NCT03350906
Conditions
Inflammation
Interventions
n3-PUFA, Placebo, Biopsy, Body Composition Scan
Drug · Procedure · Diagnostic Test
Lead sponsor
Mayo Clinic
Other
Eligibility
20 Years to 85 Years
Enrollment
63 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2021
U.S. locations
1
States / cities
Rochester, Minnesota
Completed Not applicable Interventional Accepts healthy volunteers

Natural Modulators of Immune Function and Mood

NCT05508529
Conditions
Stress
Interventions
Chaga Mushroom, Algae Extract, Black Cumin Seed Oil, Black Cumin Seed Oil + Astaxanthin, Black Cumin Seed Oil + Omega 3, Placebo
Dietary Supplement
Lead sponsor
3 Waves Wellness
Industry
Eligibility
18 Years to 70 Years
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Plymouth, Massachusetts
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
Conditions
Attention Deficit Disorder
Interventions
DHA Omega-3, Placebo
Drug
Lead sponsor
University of Cincinnati
Other
Eligibility
5 Years to 15 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
1
States / cities
Cincinnati, Ohio
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
Asthma
Interventions
Active Montelukast + Fish Oil Placebo, Active Fish Oil + Montelukast Placebo, Active Montelukast + Active Fish Oil
Other
Lead sponsor
Indiana University
Other
Eligibility
18 Years to 40 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
1
States / cities
Bloomington, Indiana
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
Conditions
Preterm Birth, Child Development
Interventions
Docosahexaenoic Acid + Arachidonic Acid (DHA+AA), Placebo
Drug · Dietary Supplement
Lead sponsor
Sarah Keim
Other
Eligibility
10 Months to 16 Months
Enrollment
377 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2017
U.S. locations
1
States / cities
Columbus, Ohio
Conditions
Coronary Artery Disease, Inflammatory Response, Atherosclerosis
Interventions
eicosapentaenoic acid (EPA),
Dietary Supplement
Lead sponsor
The Cleveland Clinic
Other
Eligibility
19 Years and older
Enrollment
53 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
1
States / cities
Willoughby Hills, Ohio