Unverified80% confidenceDecision RuleTime unknown
锌与钙、铁存在竞争性吸收，复合包中锌含量应控制在8-15mg/日，长期超过40mg会抑制铜吸收导致铜缺乏和免疫下降
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Unverified锌与铁、钙存在竞争性吸收，高剂量锌长期服用会降低铜吸收导致铜缺乏；含锌复合剂建议锌铜比例控制在10:1左右，或分开时段服用矿物质补充剂93% similarUnverified长期单独大剂量补锌（元素锌＞40mg/日）会竞争性抑制铜的吸收，导致铜缺乏和贫血。长期补锌应选择复配铜（锌铜比约15:1）的产品，或补锌不超过UL上限40mg92% similarUnverified锌与铜需按比例摄入，长期单独大剂量补锌（每日超过40mg）会竞争性抑制铜吸收导致铜缺乏，长期补锌应选择含铜配方（锌铜比约8:1至15:1）92% similarUnverified成人日常补锌选择元素锌15mg/份的产品即可，长期超过40mg/天可能干扰铜吸收导致铜缺乏和免疫下降92% similarUnverified锌与铜需协同补充，长期单独高剂量补锌（＞40mg/日）会拮抗铜吸收导致铜缺乏，优选配方锌铜比约15:192% similar
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