Unverified76% confidenceDecision RuleTime unknown
钙镁不宜与其它矿物质挤在同一粒复合维生素里——钙每日需求量大(1000mg)会撑爆配方并干扰锌铁吸收,需要补钙应单独选钙镁产品分开服用
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76%
Confidence
Long-term
Relevance
-
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Unverified复合维生素矿物质中钙镁含量往往不足,因体积限制单粒通常只能塞入100-200mg钙,若需补钙(成人每日需1000mg)应单独购买钙镁片,勿指望复合片补足90% similarUnverified每日1片的配方在钙、镁等大体积矿物质上剂量有限,无法满足膳食钙摄入不足者的补充需求,需要额外单独补钙89% similarUnverified钙镁复方产品中钙与镁竞争同一吸收通道,同时大剂量补充会互相拮抗,纯补镁人群不建议选钙镁合剂,理想比例约钙:镁=2:1或分开时段服用88% similarUnverified钙和镁在复合维生素中通常剂量偏低(钙<200mg),因为足量钙镁体积过大无法塞进综合配方,需要补钙镁应单独购买88% similarUnverified钙和铁、锌不宜同一时间高剂量摄入(相互竞争吸收),高钙(>500mg/粒)的复合维生素反而降低铁锌利用率;日常复合维生素中钙含量通常仅为需求的10%-20%,需要补钙应单独服用88% similar
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