一项最新研究显示:男性体内叶酸水平低,会使精液中携带的染色体数量要么过多,要么过少。如果卵子和这些异常的精子结合,就可能会引起新生儿缺陷,如唐氏综合征。除此还会增加女性流产的概率。60%患儿在胎内早期即流产存活者有明显的智能落后、特殊面容、生长发育障碍和多发畸形等。摄取叶酸可提高男性精子质量, A new study shows that: men with low levels of folic acid, will make the semen carry too many, or too few chromosomes. If the egg and these abnormal sperm combined, it may cause neonatal defects, such as Down Syndrome. In addition it will increase the probability of female abortion. 60% of children with early fetal abortion in those who have obvious intellectual backwardness, special face, growth and development disorders and multiple deformities. Uptake of folic acid can improve male sperm quality,