M.J.
Get something that is food based that does not contain folic acid - only folate. Folic acid is synthetic and not good for you http://chriskresser.com/folate-vs-folic-acid
This is a good choice --- http://www.amazon.com/Garden-Life-Vitamin-Prenatal-Multiv...
Wish I knew all of this when I was pregnant. I just did generic Target prenatals.