Unverified85% confidenceDecision RuleTime unknown
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
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Unverified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93% similarUnverified补铁选二价铁（亚铁）而非三价铁：甘氨酸亚铁螯合物（如Ferrochel）胃肠刺激最小、吸收率高；硫酸亚铁最便宜但便秘/恶心副作用重。同服维C（≥100mg）可提升非血红素铁吸收2-3倍93% similarUnverified甘氨酸螯合铁（Ferrous Bisglycinate）胃肠刺激性最低，吸收率受食物中植酸/多酚干扰较小，适合无法耐受硫酸亚铁的敏感人群，日常补铁剂量25-28mg元素铁即可92% similarUnverified补铁选二价铁（亚铁：硫酸亚铁/富马酸亚铁/甘氨酸亚铁）而非三价铁，二价铁吸收率显著更高；甘氨酸亚铁（bisglycinate）胃肠刺激最小、便秘发生率低，适合不耐受传统铁剂人群92% 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'91% similar
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