1, the intake of sufficient high-quality protein. Protein contains a variety of amino acids. Involved in the composition of human tissue cells, including sexual organs and germ cells, such as arginine is an important formula for sperm production, with the role of improving sexual function and eliminating fatigue. Soy foods, especially frozen tofu, are rich in arginine. The sources of high-quality protein are mainly poultry, eggs, fish, meat and other animal proteins and bean proteins. 2, should pay attention to the enzyme supplement. Enzyme is a special protein with catalytic effect in the body, can promote human metabolism. If the body lacks enzymes, there can be hypofunction, including sexual hypofunction, and even loss of fertility. Enzymes exist in all kinds of food, in cooking food should pay attention to the temperature should not be too high, time should not be too long, so as not to make the enzyme is damaged. 3, supply the right amount of fat. In recent years many men eat vegetarian out of fear that the intake of fat and cholesterol will lead to obesity heart disease and other psychological. But long-term vegetarians will affect the secretion of sex hormones. Not conducive to the maintenance of sexual function. In addition, fat contains some essential fatty acids for sperm production, such as the lack of, not only affect the production of sperm, but also can cause a decrease in libido. Moderate consumption of fat, but also help the absorption of vitamin A, vitamin E and other fat-soluble vitamins. Meat, fish, poultry eggs contain more cholesterol. The most appropriate intake is conducive to the synthesis of sex hormones, especially animal offal itself contains sex hormones, therefore, should be moderate choice to eat. 4, pay attention to the supplement and sexual function related vitamins and trace elements. Vitamin A and E have the effect of delaying aging and delaying the decline of sexual function, and have a good effect on sperm production and improve the vitality of sperm. Poultry eggs, dairy products, fish, crabs, shellfish, leeks, celery, carrots, pumpkin, sweet potatoes, dried peppers, tomatoes contain vitamin A, grain embryo, egg yolk, beans role. Vitamin C-rich class, sesame, peanuts, vegetable oil, wheat germ, cereal contains vitamin E. Vitamin C also has a positive food for the maintenance of sexual function are fresh dates, hawthorn, kiwi and a variety of vegetables, fruits, etc. In addition, the following foods all have a better effect of strengthening sperm and aphrodisiac. Octopus, oysters, sea snails, sea fans and other shellfish are rich in amino acids as well as eels, eels, loach, etc. are effective sperm-strengthening foods that can be selected for consumption.