Unverified88% confidenceDecision RuleTime unknown
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40mg
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88%
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Unverified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）97% similarUnverified锌与铜存在拮抗，长期单独高剂量补锌（>30mg/天超过1个月）会诱发铜缺乏，选购时优先选带铜（锌:铜约15:1，即锌30mg配铜2mg）的复配产品96% similarUnverified长期高剂量补锌（>40mg/天）建议选择含铜复配产品，锌铜比例约15:1，避免单纯补锌造成的铜代谢失衡96% 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15:196% similarUnverified锌与铜存在竞争性吸收，长期高剂量补锌（>30mg/日）超过数月会导致铜缺乏与贫血，选购时优先含铜（锌铜比约15:1）的配方，或不宜长期不间断服用96% similar
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