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叶酸的名字由拉丁文Folia(叶子)而来,因为它最初是从菠菜中发现的,属水溶性B族维生素。叶酸在人体的细胞分裂中起着根本性的作用。因此,在发生快速细胞分裂的情况下如怀孕初期,具有明显的意义。如果此期叶酸缺乏,细胞分裂就不能正常进行了。英国卫生部在1992年提出建议:计划怀孕或可能怀孕的妇女应该在怀孕前至少3个月内每天补充400微克的叶酸,并继续服用至怀孕期的头3个月。同时她们也应该多食用富含叶酸的食物,包括强化了叶酸的食物,从这些食
Folic acid’s name comes from the Latin Folia (leaf), because it was originally found in spinach, is a water-soluble B vitamins. Folic acid plays a fundamental role in the cell division of the body. Therefore, in the case of rapid cell division such as early pregnancy, has obvious significance. If this period of folic acid deficiency, cell division can not be normal. The UK Department of Health advised in 1992 that women who plan to become pregnant or may become pregnant should be given 400 μg of folic acid daily for at least 3 months prior to their pregnancy and continue to be administered until the first trimester of pregnancy. At the same time, they should also eat more foods rich in folic acid, including foods that fortify folic acid, from these foods