Men preparing for pregnancy can eat some food rich in high quality protein, zinc ions, vitamins and so on. 1. high-quality protein: such as lean meat, animal liver, milk, eggs and other foods, containing protein content is relatively rich, can be supplemented for men a certain amount of high-quality protein, to maintain the health of men have certain benefits. 2. Zinc ions: such as oysters, clams, shrimp and other seafood, as well as soybeans, mung beans, beans and other legumes, peanuts, walnuts and other nuts. These foods contain a certain amount of zinc ions, and zinc ions for men’s spermatogenesis has a certain degree of help, the lack of zinc ions, it may lead to a reduction in the number of sperm, reduced vitality. 3. Vitamins: Vitamins are essential for human health, and the success of the preparation for pregnancy can not be separated from a healthy body, so men in the preparation for pregnancy can also be appropriate to eat some fresh fruits, vegetables and so on. It is recommended that daily balanced intake of nutrients, maintain a regular work and rest, away from tobacco and alcohol, appropriate exercise, for the preparation of pregnancy are certain benefits.