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ClinicalTrials.gov public records Last synced Oct 22, 2026, 10:23 PM EDT

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Showing 1–24 of 37 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: DHA Supplements Clear all
Completed Phase 2Phase 3 Interventional Results available

Dry Eye Assessment and Management: Feasibility Study

NCT01102257
View directory record Official record
Conditions
Dry Eye Syndromes, Keratoconjunctivitis Sicca
Interventions
Omega-3 EFA Supplement, Olive Oil
Drug
Lead sponsor
Asbell, Penny, M.D.
Individual
Eligibility
18 Years to 90 Years
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 23, 2012 · Synced Oct 22, 2026, 10:23 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 22, 2026, 10:23 PM EDT
Active, not recruiting Early Phase 1 Interventional Accepts healthy volunteers

Bioavailability and Pharmacodynamics of EPA and DHA From Fortified Soymilk and Capsules

NCT05802797
View directory record Official record
Conditions
Healthy Diet
Interventions
Algae Oil Fortified Soymilk, Algae Oil Capsule
Other · Dietary Supplement
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
18 Years to 60 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Aug 21, 2025 · Synced Oct 22, 2026, 10:23 PM 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 15, 2021 · Synced Oct 22, 2026, 10:23 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Evaluating the Effects of Omega-3 Fatty Acids on Heart Disease and Behavior

NCT00663871
View directory record Official record
Conditions
Cardiovascular Diseases, Mood Disorders, Inflammation
Interventions
Fish Oil, Soybean Oil (Placebo)
Dietary Supplement
Lead sponsor
University of Pittsburgh
Other
Eligibility
30 Years to 55 Years
Enrollment
272 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2012
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 11, 2021 · Synced Oct 22, 2026, 10:23 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Bioavailability of EPA and DHA From Two Dietary Supplements

NCT01908374
View directory record Official record
Conditions
Hypertriglyceridemia
Interventions
DHA-rich fish oil versus Phospholipid-rich fish oil
Dietary Supplement
Lead sponsor
Arctic Nutrition AS
Industry
Eligibility
18 Years to 59 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013
U.S. locations
1
States / cities
Addison, Illinois
Source: ClinicalTrials.gov public record
Updated Jul 25, 2013 · Synced Oct 22, 2026, 10:23 PM EDT
Not listed Not applicable Interventional

Diabetic Retinopathy Functional Evaluation Study: Monitoring Carotenoid Vitamins Treatment Using ERG

NCT04117022
View directory record Official record
Conditions
Diabetes, Diabetic Retinopathy
Interventions
DVS supplementation
Dietary Supplement
Lead sponsor
ZeaVision, LLC
Industry
Eligibility
21 Years to 80 Years
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
2
States / cities
Pomona, California • Tahlequah, Oklahoma
Source: ClinicalTrials.gov public record
Updated Apr 23, 2021 · Synced Oct 22, 2026, 10:23 PM EDT
Terminated Not applicable Interventional

Omega-3 Fatty Acid Supplements and Dry Eye

NCT01213342
View directory record Official record
Conditions
Keratoconjunctivitis Sicca
Interventions
Omega-3 Fatty Acid, Soybean Soft Gels
Dietary Supplement
Lead sponsor
Ohio State University
Other
Eligibility
18 Years and older
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Mar 20, 2012 · Synced Oct 22, 2026, 10:23 PM EDT
Completed Not applicable Interventional Results available

Fish Oil and Nonalcoholic Fatty Liver Disease (NAFLD) Study

NCT01285362
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated May 5, 2022 · Synced Oct 22, 2026, 10:23 PM EDT
Completed Phase 2 Interventional Results available

Fish Oil Supplementation, Nutrigenomics and Colorectal Cancer Prevention

NCT01661764
View directory record Official record
Conditions
Colorectal Adenomatous Polyps
Interventions
Eicosapentanoic acid and docosahexanoic acid, Oleic Acid
Drug
Lead sponsor
Vanderbilt University
Other
Eligibility
40 Years to 79 Years
Enrollment
141 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2018
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Jun 8, 2018 · Synced Oct 22, 2026, 10:23 PM EDT
Withdrawn Phase 2 Interventional

Chronic Fatigue Syndrome: A Presumptive Mitochondrial Disorder

NCT01471652
View directory record Official record
Conditions
Chronic Fatigue Syndrome
Interventions
Nutraceutical supplements, Placebo
Drug
Lead sponsor
Columbia University
Other
Eligibility
25 Years to 55 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Apr 13, 2015 · Synced Oct 22, 2026, 10:23 PM 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 4, 2026 · Synced Oct 22, 2026, 10:23 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 22, 2026, 10:23 PM 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 21, 2013 · Synced Oct 22, 2026, 10:23 PM EDT
Completed Not applicable Interventional

Memory Improvement With Docosahexaenoic Acid Study (MIDAS)

NCT00278135
View directory record Official record
Conditions
Age-Related Cognitive Decline, Age-Related Memory Disorders
Interventions
DHA (nutritional supplement) or placebo
Dietary Supplement
Lead sponsor
dsm-firmenich Switzerland AG
Industry
Eligibility
55 Years and older
Enrollment
485 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
14
States / cities
Mesa, Arizona • San Diego, California • Vista, California + 11 more
Source: ClinicalTrials.gov public record
Updated May 19, 2014 · Synced Oct 22, 2026, 10:23 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Ranger Resilience and Improved Performance on Phospholipid Bound Omega-3's

NCT02908932
View directory record Official record
Conditions
Nutrition, Fatty Acids, Omega-3, Cognition, Resilience, Psychological, Psychology, Military
Interventions
Phospholipid-bound omega-3 supplement, Placebo supplement
Dietary Supplement
Lead sponsor
Medical University of South Carolina
Other
Eligibility
Not listed
Enrollment
555 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
3
States / cities
Fort Benning, Georgia • Bethesda, Maryland • Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Jul 5, 2018 · Synced Oct 22, 2026, 10:23 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Investigating the Effects of Nutrition on the Maturation of Brain Networks Associated With Memory in Infants

NCT02457078
View directory record Official record
Conditions
Healthy
Interventions
Postnatal Dietary Supplement, Control Supplement
Dietary Supplement
Lead sponsor
University of Illinois at Urbana-Champaign
Other
Eligibility
18 Years and older · Female only
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2018
U.S. locations
1
States / cities
Urbana, Illinois
Source: ClinicalTrials.gov public record
Updated May 4, 2017 · Synced Oct 22, 2026, 10:23 PM EDT
Completed Phase 3 Interventional Results available

SGA-induced Metabolic Syndrome in Bipolar Youth

NCT01858948
View directory record Official record
Conditions
Bipolar Youth Treated With Second-generation Antipsychotics
Interventions
Omega, Placebo, Quetiapine fumarate
Drug
Lead sponsor
University of Cincinnati
Other
Eligibility
10 Years to 17 Years
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2018
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Nov 25, 2022 · Synced Oct 22, 2026, 10:23 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 22, 2026, 10:23 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effect of Omega-3 Fatty Acids on Sleep and Behavior (Pilot Study)

NCT03694314
View directory record Official record
Conditions
Disturbances in Initiating and Maintaining Sleep, Behavior Problem
Interventions
Omega-3 fatty acids, Placebo
Dietary Supplement
Lead sponsor
University of Pennsylvania
Other
Eligibility
5 Years to 9 Years
Enrollment
29 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 8, 2019 · Synced Oct 22, 2026, 10:23 PM 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 3, 2018 · Synced Oct 22, 2026, 10:23 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Evaluation of Cow Milk-Based Formulas

NCT00518414
View directory record Official record
Conditions
Term Infants
Interventions
Marketed infant formula with DHA and ARA, Milk-based infant formula with DHA and ARA, Milk-based formula with DHA, ARA, prebiotics
Other
Lead sponsor
Mead Johnson Nutrition
Industry
Eligibility
10 Days to 18 Days
Enrollment
136 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2008
U.S. locations
9
States / cities
Birmingham, Alabama • Little Rock, Arkansas • Tamarac, Florida + 5 more
Source: ClinicalTrials.gov public record
Updated Sep 28, 2015 · Synced Oct 22, 2026, 10:23 PM EDT
Completed Phase 1Phase 2 Interventional Results available

Fish Oil and Alpha Lipoic Acid in Treating Alzheimer's Disease

NCT00090402
View directory record Official record
Conditions
Alzheimer's Disease, Oxidative Stress, Dementia, Hyperlipidemia, Inflammation
Interventions
Fish Oil, Lipoic Acid, Fish Oil Placebo, Lipoic Acid Placebo
Dietary Supplement · Other
Lead sponsor
Oregon Health and Science University
Other
Eligibility
55 Years and older
Enrollment
39 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2007
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Jul 21, 2017 · Synced Oct 22, 2026, 10:23 PM EDT
Completed Not applicable Interventional Results available

High Dose Omega-3 Fatty Acids in the Treatment of Sport Related Concussions

NCT01814527
View directory record Official record
Conditions
Mild Concussion, Brain Concussion, Cerebral Concussion
Interventions
Docosahexaenoic acid, Placebo
Dietary Supplement · Drug
Lead sponsor
East Carolina University
Other
Eligibility
18 Years to 40 Years
Enrollment
62 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
1
States / cities
Greenville, North Carolina
Source: ClinicalTrials.gov public record
Updated Apr 24, 2024 · Synced Oct 22, 2026, 10:23 PM EDT