Dyeing your hair during conception needs to delay conception. Hair dye has a variety of chemicals, which will enter the body along with the scalp during hair dyeing, which will have an impact on the body, thus affecting the quality of the eggs, affecting the success rate of conception, or affecting the development of the fetus after successful conception. It is not recommended to dye hair about six months before the preparation for pregnancy, both husband and wife need to quit smoking, quit drinking, pay attention to more exercise, regulate the physical condition, which can increase the quality of sperm and egg, improve the chances of conception, but also can improve the quality of the gestational sac after the success of conception. In addition, the couple needs to take oral folic acid tablets three months before pregnancy, which can prevent the fetus from neurovascular malformation after successful conception. After successful conception, the woman needs to take folic acid for another three to six months.