It can be said that eating Colla Corii Asini can regulate the body’s endocrine secretion, which will play a very good role in regulating the menstrual cycle, menstrual volume, menstrual color and the duration of menstruation, so it is beneficial to eat Colla Corii Asini during pregnancy preparation. In addition, during the preparation period, in addition to eating colloquial cakes, you can also strengthen nutrition in the diet. The purpose of strengthening nutrition is only to help improve the quality of eggs, and it is recommended that both husband and wife strengthen nutrition, which is also conducive to the improvement of sperm quality, laying a good foundation for eugenics. During the preparation period, don’t smoke too much, don’t smoke, don’t drink, take oral folic acid tablets, take folic acid tablets to prevent fetal neural tube malformation, more conducive to eugenics.