Folic acid can also be taken in the last 3 months of pregnancy, and most clinics recommend starting folic acid in the first 3 months of pregnancy and taking it until the 3rd month of pregnancy. For pregnant women with folic acid metabolism disorders, folic acid should also be taken in the second 3 months of pregnancy, and the entire pregnancy should take extra folic acid to avoid folic acid deficiency. Folic acid is very important for the growth and development of various organs of the fetus, can prevent fetal neural tube development malformation, can prevent megaloblastic anemia and preterm delivery, women in the preparation for pregnancy and after pregnancy, under the guidance of the doctor according to the specific circumstances of the taking of folic acid, in the critical period of fetal development supplementation of sufficient folic acid. In addition to oral folic acid tablets, you can also consume more folic acid-rich foods in your regular diet, such as spinach, baby bok choy and cauliflower, animal liver, as well as soybean products, oranges, strawberries and so on.