Fish Oil, Purified

Also known as: fish oil, epa, dha, eicosapentaenoic acid, docosahexaenoic acid, krill oil

Essential polyunsaturated fatty acids (EPA and DHA) found primarily in fish oil. Cannot be synthesized efficiently by humans. Support cardiovascular, brain, and joint health.

250mg EPA+DHARDARecommended Dietary Allowance — the daily intake sufficient for 97-98% of healthy adults. Set by the National Institutes of Health.

3000mgUpper LimitTolerable Upper Intake Level (UL) — the maximum daily dose unlikely to cause adverse health effects. Exceeding this consistently may increase toxicity risk.

2ProductsNumber of supplements in our database that contain this ingredient.

3Health ClaimsNumber of researched health benefits associated with this ingredient, rated by evidence strength (strong/moderate/weak).

3Side EffectsNumber of documented side effects from clinical literature and adverse event reports.

Health Claims & Evidence

strongSupports heart health

May support cardiovascular health by influencing triglyceride levels. Effect is dose-dependent (typically studied at 1-4g EPA+DHA/day).

24 studies on PubMed

Related studies:Automatically retrieved from PubMed based on keyword matching. Some may not directly address the specific claim above.Cardiovascular Risk Reduction with Icosapent Ethyl for Hypertriglyceridemia.N Engl J Med (2019) · PMID 30415628 An Update on Omega-3 Polyunsaturated Fatty Acids and Cardiovascular Health.Nutrients (2021) · PMID 33445534 Role of Omega-3 Fatty Acids in Cardiovascular Disease: the Debate Continues.Curr Atheroscler Rep (2023) · PMID 36580204

strongAnti-inflammatory

EPA and DHA have anti-inflammatory properties through multiple pathways. Effects are dose-dependent, typically studied at 1-3g combined EPA+DHA/day.

22 studies on PubMed

Related studies:Automatically retrieved from PubMed based on keyword matching. Some may not directly address the specific claim above.Prevention of Cardiovascular Events with Omega-3 Polyunsaturated Fatty Acids and the Mechanism Involved.J Atheroscler Thromb (2020) · PMID 31582621 EPA's pleiotropic mechanisms of action: a narrative review.Postgrad Med (2021) · PMID 33900135 Dietary n-3 PUFA and CVD: a review of the evidence.Proc Nutr Soc (2014) · PMID 24119287

moderateSupports brain health

DHA is a structural component of brain tissue. Supplementation may support cognitive health, primarily studied at 500-1000mg DHA/day in older adults.

0 studies on PubMed

Known Side Effects

fishy aftertaste
digestive discomfort
increased bleeding at very high doses

Drug Interactions

blood thinners (warfarin
aspirin)
blood pressure medications
cyclosporine

Always consult your healthcare provider before combining supplements with medications.

Products Containing Fish Oil, Purified (2)

Integrative TherapeuticsPure Omega Liquid

73 2

Rite AidFish Oil 1,000 mg Natural Lemon Flavor