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ClinicalTrials.gov public records Last synced Oct 19, 2026, 9:07 PM EDT

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Showing 289–312 of 493 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Fish Oil Clear all
Terminated Not applicable Interventional

Pilot Study of Dietary Modification of Appetite Set Point in Obesity

NCT00726271
View directory record Official record
Conditions
Obesity
Interventions
light olive oil, fish oil capsules, flax seed oil capsules
Dietary Supplement
Lead sponsor
State University of New York - Upstate Medical University
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008
U.S. locations
1
States / cities
Syracuse, New York
Source: ClinicalTrials.gov public record
Updated Apr 22, 2021 · Synced Oct 19, 2026, 9:07 PM EDT
Recruiting No phase listed Observational

Safety Study to Evaluate the Occurrence of EFAD in Pediatric Patients With PNAC Who Require More Than Eight Weeks of Omegaven Treatment

NCT06274788
View directory record Official record
Conditions
Parenteral Nutrition Associated Liver Disease (PNALD), Essential Fatty Acid Deficiency, Malnutrition, Pediatric ALL
Interventions
Omegaven® (fish oil triglycerides) Injectable Emulsion
Drug
Lead sponsor
Fresenius Kabi
Industry
Eligibility
1 Day to 17 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
10
States / cities
Fountain Valley, California • Los Angeles, California • Chicago, Illinois + 7 more
Source: ClinicalTrials.gov public record
Updated Aug 14, 2026 · Synced Oct 19, 2026, 9:07 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Oral Infections: Dietary Regulation of Local and Systemic Inflammatory Responses

NCT00632957
View directory record Official record
Conditions
Periodontal Attachment Loss
Interventions
Omega-3 Fatty acid (with SRP or OHI), Placebo
Dietary Supplement
Lead sponsor
University of Kentucky
Other
Eligibility
18 Years and older
Enrollment
126 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2009
U.S. locations
1
States / cities
Lexington, Kentucky
Source: ClinicalTrials.gov public record
Updated Apr 12, 2011 · Synced Oct 19, 2026, 9:07 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Omega-3 Fatty Acids to Combat Sarcopenia

NCT02103842
View directory record Official record
Conditions
Sarcopenia
Interventions
Omega-3 fatty acids
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 85 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Dec 24, 2015 · Synced Oct 19, 2026, 9:07 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Minimum Time Effect of Fish Oil on Arterial Stiffness

NCT06981364
View directory record Official record
Conditions
Arterial Stiffness
Interventions
Fish Oil
Dietary Supplement
Lead sponsor
Salisbury University
Other
Eligibility
18 Years to 30 Years
Enrollment
26 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Salisbury, Maryland
Source: ClinicalTrials.gov public record
Updated May 20, 2025 · Synced Oct 19, 2026, 9:07 PM EDT
Recruiting Not applicable Interventional

Mediterranean Diet vs no Dietary Intervention for Improving Signs and Symptoms of Psoriasis in Patients Treated With Anti-IL-17 or Anti-IL-23 Inhibitors

NCT06399432
View directory record Official record
Conditions
Psoriasis
Interventions
Mediterranean Diet
Behavioral
Lead sponsor
University Hospitals Cleveland Medical Center
Other
Eligibility
18 Years to 94 Years
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Sep 4, 2026 · Synced Oct 19, 2026, 9:07 PM EDT
Withdrawn Not applicable Interventional

Compassionate Use of Omegaven IV Fat Emulsion

NCT01323907
View directory record Official record
Conditions
Total Parenteral Nutrition-induced Cholestasis
Interventions
Omegaven IV lipid emulsion
Drug
Lead sponsor
Sivan Kinberg
Other
Eligibility
2 Months to 18 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2019
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 6, 2020 · Synced Oct 19, 2026, 9:07 PM EDT
Recruiting Not applicable Interventional

A Study of a Plant-Based Diet and Dietary Supplements in People With Smoldering Multiple Myeloma (SMM) or Monoclonal Gammopathy of Undetermined Significance (MGUS)

NCT06055894
View directory record Official record
Conditions
Multiple Myeloma, Smoldering, Multiple Myeloma, Monoclonal Gammopathy of Undetermined Significance
Interventions
Omega-3, Curcumin, Probiotic, Whole food, plant-based diet (WFPBD)
Dietary Supplement · Other
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
7
States / cities
Basking Ridge, New Jersey • Middletown, New Jersey • Montvale, New Jersey + 4 more
Source: ClinicalTrials.gov public record
Updated Oct 5, 2026 · Synced Oct 19, 2026, 9:07 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

RiteStart Personal Nutritional Dietary Study

NCT05130905
View directory record Official record
Conditions
Healthy Nutrition
Interventions
RiteStart Supplement
Dietary Supplement
Lead sponsor
4Life Research, LLC
Industry
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
1
States / cities
Sandy City, Utah
Source: ClinicalTrials.gov public record
Updated Nov 23, 2021 · Synced Oct 19, 2026, 9:07 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Neurochemical Effects of Omega-3 Fatty Acids in Adolescents at Risk for Mania

NCT00917501
View directory record Official record
Conditions
Mania
Interventions
OMega 3, Placebo
Drug
Lead sponsor
University of Cincinnati
Other
Eligibility
10 Years to 21 Years
Enrollment
55 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2013
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Nov 13, 2019 · Synced Oct 19, 2026, 9:07 PM EDT
Completed Not applicable Interventional

The Effect of Supplemental Docosahexaenoic Acid (DHA) on Neurocognitive Outcomes in Teen and Adult Women With Phenylketonuria(PKU)

NCT00892554
View directory record Official record
Conditions
Phenylketonuria
Interventions
Docosahexaenoic Acid, Corn/soy oil
Dietary Supplement
Lead sponsor
Emory University
Other
Eligibility
12 Years to 50 Years · Female only
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Dec 11, 2015 · Synced Oct 19, 2026, 9:07 PM EDT
Terminated Phase 1 Interventional Accepts healthy volunteers Results available

Feasibility Pilot Clinical Trial of Omega-3 Supplement vs. Placebo for Post Covid-19 Recovery Among Health Care Workers

NCT05121766
View directory record Official record
Conditions
COVID-19
Interventions
Omega-3 (EPA+DHA), Placebo
Drug
Lead sponsor
Hackensack Meridian Health
Other
Eligibility
18 Years to 89 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Edison, New Jersey
Source: ClinicalTrials.gov public record
Updated Sep 19, 2024 · Synced Oct 19, 2026, 9:07 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Natural Product System and Lifestyle Modification

NCT06931977
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Mar 10, 2026 · Synced Oct 19, 2026, 9:07 PM EDT
Completed Phase 1Phase 2 Interventional Results available

Lipoic Acid and Omega-3 Fatty Acids for Alzheimer's Disease

NCT01058941
View directory record Official record
Conditions
Alzheimer's Disease
Interventions
Lipoic acid and fish oil concentrate, Placebo
Drug
Lead sponsor
Oregon Health and Science University
Other
Eligibility
55 Years and older
Enrollment
67 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Apr 13, 2017 · Synced Oct 19, 2026, 9:07 PM EDT
Completed Phase 1 Interventional

Evaluation of DHA for the Treatment of PSC

NCT00325013
View directory record Official record
Conditions
Primary Sclerosing Cholangitis, Colitis
Interventions
Docosahexaenoic Acid (DHA)
Drug
Lead sponsor
Beth Israel Deaconess Medical Center
Other
Eligibility
18 Years to 80 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2012
U.S. locations
2
States / cities
Boston, Massachusetts • Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Mar 11, 2015 · Synced Oct 19, 2026, 9:07 PM EDT
Completed Phase 4 Interventional Results available

Omega-3 Fatty Acids (Lovaza) for Second Generation Antipsychotic-Associated Hypertriglyceridemia

NCT00833976
View directory record Official record
Conditions
High Triglycerides, Hypercholesterolemia, Schizophrenia, Schizoaffective Disorder, Bipolar Disorder
Interventions
Lovaza
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 75 Years
Enrollment
65 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 2, 2017 · Synced Oct 19, 2026, 9:07 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Academic Stress and Proinflammatory Cytokines: Omega-3 Intervention

NCT00519779
View directory record Official record
Conditions
Stress-related Changes in Inflammation
Interventions
omega-3 supplementation, Oral omega-3 fish oil placebo
Dietary Supplement
Lead sponsor
National Center for Complementary and Integrative Health (NCCIH)
NIH
Eligibility
18 Years to 40 Years
Enrollment
68 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2010
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Mar 27, 2012 · Synced Oct 19, 2026, 9:07 PM EDT
Terminated Phase 3 Interventional

Early Versus Delayed Enteral Feeding and Omega-3 Fatty Acid/Antioxidant Supplementation for Treating People With Acute Lung Injury or Acute Respiratory Distress Syndrome (The EDEN-Omega Study)

NCT00609180
View directory record Official record
Conditions
Respiratory Distress Syndrome, Adult
Interventions
Minimal (Trophic) Feeding, Full Feeding, Omega-3 Fatty Acids and Antioxidant Supplements, Placebo
Behavioral · Dietary Supplement
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
13 Years and older
Enrollment
272 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
41
States / cities
Fresno, California • Sacramento, California • San Francisco, California + 20 more
Source: ClinicalTrials.gov public record
Updated Apr 13, 2016 · Synced Oct 19, 2026, 9:07 PM EDT
Completed Phase 3 Interventional Results available

DHA (Docosahexaenoic Acid), an Omega 3 Fatty Acid, in Slowing the Progression of Alzheimer's Disease

NCT00440050
View directory record Official record
Conditions
Alzheimer's Disease
Interventions
DHA (Docosahexaenoic Acid), Placebo
Drug
Lead sponsor
Alzheimer's Disease Cooperative Study (ADCS)
Other
Eligibility
50 Years and older
Enrollment
402 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
51
States / cities
Birmingham, Alabama • Phoenix, Arizona • Sun City, Arizona + 41 more
Source: ClinicalTrials.gov public record
Updated Sep 25, 2014 · Synced Oct 19, 2026, 9:07 PM EDT
Not listed Not applicable Interventional

Omega-3 Fatty Acids in Preventing Breast Cancer in Women at High Risk of Developing Breast Cancer

NCT00114296
View directory record Official record
Conditions
Breast Cancer
Interventions
omega-3 fatty acid
Dietary Supplement
Lead sponsor
Cedars-Sinai Medical Center
Other
Eligibility
18 Years and older · Female only
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2005
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Sep 17, 2013 · Synced Oct 19, 2026, 9:07 PM EDT
Completed Not applicable Interventional Results available

Omega-3 for Peri- and Postmenopausal Depression

NCT00825994
View directory record Official record
Conditions
Depression
Interventions
Omega-3 Fatty Acids
Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
40 Years and older · Female only
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 21, 2014 · Synced Oct 19, 2026, 9:07 PM EDT
Completed Phase 1 Interventional

Cholestasis Prevention: Efficacy of IV Fish Oil

NCT00512629
View directory record Official record
Conditions
Cholestasis, Parenteral Nutrition
Interventions
Omegaven, Intralipid
Drug
Lead sponsor
Boston Children's Hospital
Other
Eligibility
Up to 3 Months
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2011
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Dec 3, 2020 · Synced Oct 19, 2026, 9:07 PM EDT
Active, not recruiting Not applicable Interventional Results available

Omega Tots Long Term Follow-up

NCT05191823
View directory record Official record
Conditions
Preterm Birth, Child Development
Interventions
Docosahexaenoic Acid + Arachidonic Acid (DHA+AA), Placebo
Drug · Dietary Supplement
Lead sponsor
Sarah Keim
Other
Eligibility
8 Years to 10 Years
Enrollment
377 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Aug 11, 2026 · Synced Oct 19, 2026, 9:07 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Omega-3 Supplementation Decreases Inflammation and Fetal Obesity in Pregnancy

NCT00957476
View directory record Official record
Conditions
Inflammation, Obesity, Pregnancy, Fetal Growth
Interventions
Omega-3 Fish Oil
Dietary Supplement
Lead sponsor
MetroHealth Medical Center
Other
Eligibility
18 Years to 40 Years · Female only
Enrollment
72 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2013
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated May 3, 2018 · Synced Oct 19, 2026, 9:07 PM EDT