Prescription EPA or EPA+DHA 2–4 g/day for 12+ weeks for high triglycerides under medical care
Reviewed · Published
EPA
A long-chain omega-3 affecting eicosanoid production and triglycerides.
Established functions
- A long-chain omega-3 affecting eicosanoid production and triglycerides.
Dietary sources
- mackerel
- sardines
- salmon
Claims and evidence
Claims that EPA alone prevents or treats disease, or invariably improves health without deficiency, are unsupported.
Japanese reference amounts
- Japanese adults (age and sex as specified): Adult dietary goal: at least 1 g/day EPA+DHA
Amounts studied
- Prescription EPA or EPA+DHA 2–4 g/day for 12+ weeks for high triglycerides under medical care
Tolerable upper limits
- No separate UL; overseas assessment finds up to 5 g/day EPA+DHA generally safe; consult during anticoagulation
Forms and bioavailability
Supplement forms: ethyl ester EPA, triglyceride fish oil
- Ethyl esters absorb better with a fatty meal; oxidation quality matters.
Safety and interactions
Adverse effects
- fishy burps
- gastrointestinal symptoms
- bleeding tendency
Medicine and nutrient interactions
- anticoagulants, antiplatelets, antihypertensives
Contraindications and cautions
- Consult for fish allergy or before surgery; discard rancid products.
Practical selection
- Compare EPA amount per serving, form, allergens, and batch testing; prefer a single-ingredient product suited to the intended use.
Sources and review
Daiki Minaki (editorial and evidence review) ·
Frequently asked questions
How is EPA different from its broader supplement category?
A long-chain omega-3 affecting eicosanoid production and triglycerides. Compare its named form and amount rather than assuming every category product supplies it.
View detailsWhat safety detail matters specifically for EPA?
anticoagulants, antiplatelets, antihypertensives Consult for fish allergy or before surgery; discard rancid products.
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