The correct way to supplement nutrition during pregnancy. Pregnancy is a special period for every pregnant woman. She should not only pay attention to her own physical condition, but also pay attention to the health and development of the fetus. Therefore, special attention needs to be paid to nutritional supplements during pregnancy. In order to ensure the health of pregnant women and fetuses, the following will elaborate on what supplements pregnant women can take, how to choose appropriate supplements, how to supplement and precautions. What supplements can pregnant women take 1. Folic acid: Folic acid is an indispensable nutrient during pregnancy and can prevent neural tube defects in newborns. Pregnant women can consume folic acid by eating foods rich in folic acid.