Unverified80% confidenceDecision RuleTime unknown
每5000IU D3约需搭配90-100mcg MK-7型K2，用于引导钙沉积到骨骼而非血管，二者比例失衡（只补D3不补K2）在高剂量下可能增加软组织钙化风险
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UnverifiedD3剂量≥5000 IU/天时强烈建议搭配K2（MK-7型100-200mcg），K2引导钙沉积到骨骼而非血管，减少高剂量D3导致的软组织钙化风险93% similarUnverified高剂量D3（≥2000IU长期使用）建议搭配维生素K2（MK-7），K2引导钙沉积到骨骼而非血管，可降低补钙+补D带来的软组织钙化风险90% similarUnverified选择D3+K2（MK-7型）复合配方时，D2000IU通常搭配K2 90-100μg，K2引导钙沉积到骨骼而非血管，适合中老年补钙人群90% similarUnverified选择D3+K2（MK-7型）复合配方可将钙导向骨骼、减少动脉钙化风险，尤其适合同时补钙者；单纯补大剂量D3+钙而缺K2可能增加软组织钙沉积90% similarUnverified补钙人群优先选D3+K2（MK-7型）复合配方：K2引导钙沉积到骨骼而非血管，可降低高剂量补钙的动脉钙化风险，MK-7比MK-4半衰期更长90% similar
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