Unverified85% confidenceCautionTime unknown
维生素A过量有致畸风险，孕期应选视黄醇形态（预formed VA）含量低（<1500μg RAE）或以β-胡萝卜素形态提供VA的产品，避免同时服用含高剂量VA的其他补剂
1
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85%
Confidence
Long-term
Relevance
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