Unverified80% confidenceDecision RuleTime unknown
螯合铁（如甘氨酸亚铁/双甘氨酸螯合铁）胃肠道刺激性明显低于硫酸亚铁，便秘、黑便、恶心发生率更低，适合肠胃敏感或抗拒普通铁剂的宝宝
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80%
Confidence
Long-term
Relevance
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Unverified甘氨酸亚铁/双甘氨酸螯合铁的胃肠刺激和便秘发生率显著低于硫酸亚铁，且不易染黑牙齿，接受度差或已出现便秘的宝宝优先选螯合铁剂型95% similarUnverified铁剂对胃肠刺激较大，胃肠敏感者选择甘氨酸亚铁/多糖铁复合物等有机铁，副作用（便秘、恶心、黑便）明显小于硫酸亚铁；儿童、孕妇尤其应避开硫酸亚铁的强刺激92% similarUnverified使用甘氨酸亚铁（螯合铁），相比硫酸亚铁对肠胃刺激更小，孕早期容易恶心呕吐的人耐受性较好92% similarUnverified焦磷酸铁对肠胃刺激小、铁腥味低，口感接受度优于硫酸亚铁等传统铁源，适合肠胃敏感或对铁腥味排斥的儿童和孕妇92% similarUnverified二价铁（亚铁）吸收率显著高于三价铁，但对肠胃刺激也更强；肠胃敏感或呕吐明显的宝宝可选多糖铁复合物（三价铁）或双甘氨酸螯合铁，刺激性小但需接受吸收率略低90% similar
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