Pregnant women should not drink alcohol and should not take foods and medicines that are harmful to the pregnant woman and the fetus. Women have to be careful about what they enter their mouths during pregnancy, many things may pass through the placenta into the fetus, affecting the development of the fetus and causing the pregnant woman to have a miscarriage or fetal deformities. Alcohol is harmful to both the pregnant woman and the fetus and may cause fetal deformities, affecting the lungs and liver of the pregnant woman, and is strictly prohibited to be ingested during pregnancy. Foods and medicines that are harmful to the pregnant woman and the fetus are also not allowed. There are no special taboos for pregnant women when it comes to food during pregnancy, and the diet should be nutritionally balanced. If a pregnant woman is allergic to certain foods, she should not be exposed to them during pregnancy to prevent adverse effects on the pregnant woman and the fetus.