Folic acid does not need to be taken until birth. Usually, folic acid is taken from the preparation period and can be stopped until after the third month of pregnancy. Appropriate consumption of folic acid can prevent the occurrence of fetal neural tube malformation. However, there are some precautions to take folic acid. 400μg of folic acid tablets per day is enough, do not take more, more may affect the body of pregnant women and even the body of the fetus, pregnant women can take folic acid appropriately to meet the needs of the fetal baby. In addition, eating folic acid also has some considerations, not only can you take folic acid tablets, you can also supplement folic acid through dietary supplements, vegetables contain a lot of folic acid, part of it will be lost in the cooking process, part of it will stay, so if pregnant mothers do not want to take folic acid tablets, they can take in folic acid by eating some food.