Men who want to improve their immunity through diet should ensure that their diet is balanced and diversified. Can be appropriate with high protein food, carbohydrates, high vitamin food, etc., can also use to improve immunity drugs, to achieve the purpose of improving immunity. First, food: 1, high protein food: protein is an important material basis for human life activities, is an important source of material constituting immune cells, men can intake of lean meat, eggs, dairy products and other high-quality proteins, as well as soya milk, tofu, beans and other common proteins, to ensure that the body’s protein content is sufficient, is conducive to improving immunity; 2, carbohydrates: staple food can ensure that the human body’s day of the energy needs, to ensure the body’s normal activities. Ensure the normal activities of the organism. Men can properly change the ratio of staple food categories before intake of staple food, such as refined flour, refined rice proportion decreases, coarse grains, grains proportion increases, can promote men’s gastrointestinal tract peristalsis, improve gastrointestinal function, but also helps to improve the body’s immunity; 3, high-vitamin food: fresh vegetables, fruits are rich in vitamins and fibers, which help promote gastrointestinal tract peristalsis, and vitamin substances have an antioxidant effect, men appropriate intake, to a certain extent, to ensure that the body has sufficient protein content. Male appropriate intake, to a certain extent, can assist in improving immunity. Second, the drug: if the male immune system is low, easy to upper respiratory tract infections and other diseases, can be applied under the guidance of the doctor Pitomod oral liquid and other drugs, to help enhance the body’s immunity, but do not blindly use their own medication. Men want to improve immunity, can not simply rely on eating food or drugs to supplement, should also be appropriate outdoor exercise, can be through running, swimming and other sports, enhance physical fitness, is also conducive to improving the body’s immunity. If men still have low immunity after diet, exercise and other aspects of conditioning, they should consult a doctor in time to clarify whether they are suffering from immunodeficiency-related diseases.