Unverified85% confidenceTradeoffTime unknown
天然叶酸食品的叶酸生物利用度高但含量不可控且不稳定,合成叶酸补充剂含量精准且吸收率高——备孕/孕期关键窗口期应以补充剂为主保证剂量,天然食品作为日常膳食补充
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85%
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