Unverified90% confidenceDecision RuleTime unknown
甘氨酸亚铁（螯合铁）的吸收率比硫酸亚铁高约2-4倍，且肠胃刺激显著更小，胃肠敏感或补铁后易便秘/恶心的人应优先选择螯合铁形式
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Unverified硫酸亚铁(二价铁)吸收率高但胃肠刺激大，甘氨酸亚铁螯合铁(bisglycinate)吸收率相当而便秘、恶心发生率显著降低，肠胃敏感者应优先选螯合铁94% similarUnverified甘氨酸亚铁螯合铁（如Ferrochel/双甘氨酸螯合铁）胃肠刺激最小，吸收率是硫酸亚铁的2-4倍，适合有胃病或既往铁剂不耐受人群93% similarUnverified二价铁（硫酸亚铁/富马酸亚铁）吸收率高但对肠胃刺激大，甘氨酸螯合铁（Ferrous Bisglycinate）在同等元素铁剂量下便秘、恶心发生率显著更低，肠胃敏感者优先选螯合铁93% similarUnverified甘氨酸亚铁（二甘氨酸螯合铁）吸收率是硫酸亚铁的2-4倍，且胃肠刺激显著更低，适合有胃肠敏感史的人群，认准成分表标注'Ferrous Bisglycinate'或'甘氨酸亚铁'92% similarUnverified甘氨酸亚铁属于有机螯合铁，吸收率显著高于传统无机铁（硫酸亚铁等），同时对胃肠道刺激明显更小，是肠胃敏感人群补铁的优先选择92% similar
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