Clinical studies have shown that taking 200mg of DHA during pregnancy and while nursing a child can provide significant support in the healthy development of brain and eye function. In fact, many doctors specifically recommend that pregnant women and nursing mothers take a multivitamin and consume 200mg of DHA per day to help their baby develop during these important times. The unique DHA in 21st Century Prenatal Multivitamin + DHA is a patented, ultra-pure and completely fish-free DHA to support your babys healthy brain and eye development.