Lysine: Lysine is an essential component for sperm formation. The foods that contain high lysine are: eel, loach, squid, yam, tofu skin, etc. Zinc: the trace element zinc is known as the “harmony of the couple”, men lack of zinc, will make the libido and sexual function is reduced, the number of sperm decreased by 30% to 40%, and even make people lose fertility. Zinc is mainly found in seafood and animal offal. Nucleic acid: Nucleic acid is the core substance that governs life activities, and is the basis for protein synthesis and provides genetic information, which plays a key role in human growth, development, reproduction, genetics and other major life activities. Nucleic acid-rich foods include beef, animal liver and kidney, shrimp, oysters, mushrooms, nuts, etc. Vitamin E: Vitamin E is beneficial to sperm production and improves sperm motility. It is mainly found in egg yolk, beans, peanuts and vegetable oils. Before preparing to conceive a little life, couples should adjust their bodies to an optimal condition and also have some necessary physical examinations. Having a baby is not a matter for the wife alone, but requires the cooperation and efforts of both spouses. There are some pre-conception tests that need to be done by both men and women. If you encounter some reasons and cannot get pregnant temporarily, please go to a professional hospital for treatment as early as possible.