Unverified80% confidenceDecision RuleTime unknown
钙+VD3复合是刚需搭配(VD3促进肠道钙吸收),但钙+K2组合并非人人必要,主要针对有动脉钙化风险或需要引导钙沉积到骨骼的中老年人
1
Sources
80%
Confidence
Long-term
Relevance
-
First Seen
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Unverified钙+VD3复合优于单纯钙剂:VD3促进肠道钙吸收,老年人和日照不足者尤其需要;但VD3每日不宜长期超过4000IU(100μg),过量致高钙血症88% similarUnverified补钙必须同时补充VD3,VD3促进肠道钙吸收,老年人建议每日VD3摄入800-1000IU;缺乏VD3时单纯补钙吸收利用率不足20%86% similarUnverified中老年补钙+关节需求者,选含钙营养包时注意与氨糖的服用时间不冲突,同时应搭配维生素D3促进钙吸收,缺D3的钙剂利用率有限84% similarUnverified认准配料表中同时含VD3的产品,VD3促进肠道钙吸收,成人补钙时VD3日摄入量400-800IU较合理,缺乏VD3时单纯补钙吸收率大打折扣82% similarUnverified其钙含量相对专业钙片偏低,若中老年人同时存在明显骨质疏松问题,可能需要额外补充钙剂,不宜将其作为唯一钙源81% similar
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