大多数育龄妇女增补叶酸被临床证明是预防胎儿神经管缺陷行之有效的方法。

It was clinically testified that supplement of folacin for neural tube defect prevention is efficient for women of childbearing ages.

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如果补剂的制造商通过了FDA的认证，他们可以在标签中宣传一些健康相关内容，比如“足够的叶酸可以降低胎儿神经管出现缺陷的风险。”

Supplement manufacturers can make health claims if they are approved by the FDA. One example would be "adequate folic acid may reduce a woman's risk of having a child with a neural tube defect."

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在孕前和孕期食用添加叶酸的强化谷物，防止胎儿发育过程中的神经管缺陷。

Eating grains fortified with folate before and during pregnancy helps prevent neural tube defects during fetal development.

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