Side by side

Compare supplements

Put up to three ingredients next to each other. See where the evidence, dosing, timing, and tradeoffs differ.

Supplement 1Supplement 2Supplement 3

Measure

Add a supplement

Evidence

Moderate evidence

Common protocolNo universal dose; compare EPA+DHA and vitamins A/D separately——

Protocols mapped

1 goal-specific

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Timing

With a fat-containing meal

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Expected effect

Study-specific; commonly several weeks

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Primary uses

EPA and DHA intakeVitamin A intakeVitamin D intake

Watch for

Fishy aftertaste · Reflux

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