Unverified80% confidenceSolutionTime unknown
补钙需同时评估维生素D和维生素K2状态，仅补钙不补D3吸收有限，含K2(MK-7)可帮助钙沉积于骨骼而非血管，中老年优先选钙+D3+K2复方
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Unverified维生素K2（MK-7）与维生素D3应同补，D3促进钙吸收，K2引导钙沉积到骨骼而非血管，单补高剂量D3+钙而缺K2可能增加血管钙化风险93% similarUnverified维生素D3需搭配K2（MK-7型）才能引导钙沉积到骨骼而非血管，D3+K2复合配方比单一D3更适合中老年防骨质疏松及关注血管钙化人群93% similarUnverified维生素D3补充首选与维生素K2（MK-7型）复配的产品，K2引导钙沉积到骨骼而非血管，单独补大剂量D3（＞4000IU/天）而无K2有软组织钙化风险92% similarUnverified维生素D3应与K2（MK-7型）搭配，D3促进钙吸收，K2引导钙沉积到骨骼而非血管，长期单独大剂量补D3（>2000IU）建议搭配K2 90-180mcg92% similarUnverified维生素D3与K2（MK-7形式）应搭配服用，D3促进钙吸收、K2引导钙沉积到骨骼避免血管钙化，D3 2000-5000IU配K2 90-180mcg为常见比例92% similar
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