Folic acid high-risk risk, generally refers to the examination of folic acid metabolism there is a high risk, should promptly follow the doctor’s advice to supplement folic acid. The results of folate metabolism test are generally categorized as no risk, low risk, medium risk and high risk, according to which the test results can guide pregnant women to prepare for the pregnancy, as well as folic acid supplementation throughout the whole pregnancy.1. High risk and medium risk: it is recommended to supplement 800mg of folic acid per day; 2. Low risk: it is recommended to supplement 400mg of folic acid per day from the first 3 months to the whole pregnancy; 3. No risk: it is recommended to supplement 400mg of folic acid routinely every day for the first 3 months of pregnancy and the No risk: Routine supplementation of 400mg of folic acid per day is recommended for the first 3 months of pregnancy and the second 3 months of pregnancy. Folic acid high-risk risk indicates that a woman’s folic acid absorption is not good, which can easily cause fetal folic acid deficiency, especially in the first 3 months of pregnancy, which can easily lead to fetal neural tube malformations and other diseases, and need to pay attention to and deal with them in a timely manner. Usually, it is necessary to increase the dosage of folic acid in the early stage of pregnancy under the guidance of the doctor, and continue to take folic acid after pregnancy and throughout the pregnancy. In terms of diet, folic acid can also be supplemented by eating more fresh vegetables and fruits, such as spinach, tomatoes, carrots, bok choy, greens, grapes, oranges, strawberries and bananas. Regular maternity checkups and rechecks will ensure that the fetus is growing and developing well.