Summary of Recommendations and Evidence


[A] The following conclusions are supported by good evidence:
Fish contributes to a healthy diet during pregnancy; however, high levels of methylmercury (MeHg) exposure in utero and in early childhood when the brain is still developing are associated with irreversible neurological problems in infants and children.

Clinical trials have demonstrated that taking folic acid supplements, alone or in combination with other vitamins/minerals, early in pregnancy is associated with a decreased risk of

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