[KongchangAI]
Unverified78% confidenceCautionTime unknown

孕早期(0-12周)不建议盲目补铁和高剂量锌,此阶段铁需求量低,过量铁反而加重孕吐和便秘;钙铁锌足量补充更适合孕中晚期(20周后)血容量扩张、胎儿骨骼快速发育阶段

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78%
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Long-term
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