{"claimId":"clm_ec_creatine_cog","version":1,"status":"current","verdict":"Creatine for cognition: Grade B at moderate certainty. Meta-analysis of 16 RCTs (n≈492 adults): improved memory, attention, and processing speed; no significant effect on overall or executive function.","direction":"benefit","magnitude":{"metric":"other","value":null,"unit":"","ci95":null,"humanReadable":"Meta-analysis of 16 RCTs (n≈492 adults): improved memory, attention, and processing speed; no significant effect on overall or executive function.","baselineAbsoluteRisk":null},"certainty":"moderate","clinicalMeaning":"small_but_potentially_useful","applicability":{"appliesTo":["adults"],"doesNotApply":["children"],"unknown":["pregnancy"]},"safetyQualifiers":[],"evidenceBundleId":"eb_ec_creatine_cog","citations":[{"pmid":"39070254"}],"reviewedBy":{"name":"Substrate editorial","credential":"Independent research collective"},"reviewedAt":"2026-07-14T00:00:00Z","dateModified":"2026-07-14T00:00:00Z","methodologyVersion":"v1","methodologyDoi":"https://doi.org/10.5281/zenodo.21364236","canonicalUrl":"https://evidencebased.info/interventions/creatine/cognition","attribution":"Substrate (evidencebased.info), claim clm_ec_creatine_cog v1, reviewed 2026-07-14","license":"CC-BY-4.0 — attribution with link required"}