{"claimId":"clm_ec_cal_bone","version":1,"status":"current","verdict":"Calcium for bone health: Grade B at moderate certainty. modestly reduces fracture risk when combined with vitamin D, mainly in deficient/institutionalized populations","direction":"benefit","magnitude":{"metric":"other","value":null,"unit":"","ci95":null,"humanReadable":"modestly reduces fracture risk when combined with vitamin D, mainly in deficient/institutionalized populations","baselineAbsoluteRisk":null},"certainty":"moderate","clinicalMeaning":"small_but_potentially_useful","applicability":{"appliesTo":["older adults"],"doesNotApply":["children"],"unknown":["pregnancy"]},"safetyQualifiers":[],"evidenceBundleId":"eb_ec_cal_bone","citations":[{"pmid":"10000011"}],"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/calcium/bone","attribution":"Substrate (evidencebased.info), claim clm_ec_cal_bone v1, reviewed 2026-07-14","license":"CC-BY-4.0 — attribution with link required"}