The average adult needs 400 micrograms of folate per day, according to the Institute of Medicine, but to reduce the risk of neural tube defects such as spina bifida and anencephaly, a pregnant woman ...

Spina bifida is one of the two main categories of neural tube defects, alongside anencephaly, both of which occur at an combined incidence ranging between 1 and 10 infants per 1,000 births, ...

We consulted five experts and reviewed ACOG recommendations to help you understand what goes into a prenatal vitamin and what to look for, but every person’s needs are different.