{"claimId":"clm_ec_b5-omega3-skin","version":1,"status":"current","verdict":"Omega-3 for skin: Grade D at very-low certainty. Narrative review: omega-3 fatty acids have plausible dermatological roles (skin barrier, inflammation modulation, photoprotection), but controlled clinical evidence that supplementation improves specific skin outcomes is limited and preliminary.","direction":"null","magnitude":{"metric":"other","value":null,"unit":"","ci95":null,"humanReadable":"Narrative review: omega-3 fatty acids have plausible dermatological roles (skin barrier, inflammation modulation, photoprotection), but controlled clinical evidence that supplementation improves specific skin outcomes is limited and preliminary.","baselineAbsoluteRisk":null},"certainty":"very_low","clinicalMeaning":"trivial","applicability":{"appliesTo":["general adult population"],"doesNotApply":["children"],"unknown":["pregnancy"]},"safetyQualifiers":["serious_with_warfarin"],"evidenceBundleId":"eb_ec_b5-omega3-skin","citations":[{"pmid":"32463305","design":"peer-reviewed"}],"reviewedBy":{"name":"Substrate editorial","credential":"Independent research collective"},"reviewedAt":"2026-07-16T15:25:11.750Z","dateModified":"2026-07-16T15:25:11.750Z","methodologyVersion":"v1","methodologyDoi":"https://doi.org/10.5281/zenodo.21364236","canonicalUrl":"https://evidencebased.info/interventions/omega-3/skin","attribution":"Substrate (evidencebased.info), claim clm_ec_b5-omega3-skin v1, reviewed 2026-07-16","license":"CC-BY-4.0 — attribution with link required"}