Unverified75% confidenceTradeoffTime unknown
剂量与吸收率的权衡:单次大剂量补铁会升高铁调素(hepcidin)反而抑制后续吸收,隔天服用或分次小剂量的实际吸收总量可能优于每天大剂量
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Unverified隔日服用(每2天1次)铁剂比每日服用可能获得更高的总吸收率,因单次高剂量会升高铁调素(hepcidin)抑制次日吸收,适合保健性补充90% similarUnverified隔天服用(如每48小时一次)单次较大剂量的铁剂,比每天分次服用总吸收率更高,因为频繁补铁会升高铁调素(hepcidin)反而抑制吸收88% similarUnverified剂量越高单粒吸收率反而边际递减,单次超过200mg吸收利用率下降,高剂量需求应分次服用而非单粒高剂量79% similarUnverified含量越高单粒吸收利用率反而可能下降,人体单次吸收叶黄素存在上限,高剂量不如分次服用;但分次服用增加服用负担,日常一天一粒10mg是便利性与效果的平衡点78% similarUnverified剂量越高单次吸收率越低,人体对单次高剂量吸收存在饱和现象,200mg以上建议分两次服用而非追求单粒超高剂量78% similar
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