Men and women should consume foods that can improve sperm and egg vitality in moderation during the pregnancy preparation period. Women also need to take reasonable supplements of folic acid, and should not consume spicy and stimulating foods or take drugs indiscriminately to avoid affecting fetal development. Usually, the appropriate foods for men and women to eat during the preparation period are as follows: 1. Foods for women to prepare for pregnancy: including cereals and legumes, because cereals such as oats and millet contain a lot of phytoestrogens, which can promote female ovulation when eaten in moderation. The black beans, soybeans and other soy products help to secrete estrogen and promote follicle development. 2. foods for men to prepare for pregnancy: such as arginine and protein foods, because protein is an essential fatty acid for the human body, and high quality and sufficient protein can improve sperm quality, which can be obtained in eggs, milk, lean meat and animal liver. Next are vitamin foods, vitamins help sperm production, but also protect the male reproductive system, especially vitamin E, can make sperm become energetic, can effectively prevent the reproductive system aging. In addition. Male pregnancy preparation can be moderate consumption of some sweat sex hormone food, such as bull whip, pig kidney, sheep kidney, etc., such foods have the role of sperm production. In addition to the above dietary regimen, it is advisable to exercise properly during the preparation period, while regular medical checkups are recommended. It is also recommended to have intercourse during the ovulation period of women, and it is advisable to adopt a male on female position to help conception succeed.