Men who are prone to colds may be related to low immunity, and there are no special foods that can effectively boost immunity. Male patients who are prone to colds can improve their immunity through scientific diet and balanced nutrition. Immunity is mainly composed of two major parts: humoral immunity and cellular immunity. The maintenance of the immune system not only requires the support of the three major energy substances, namely protein, fat and carbohydrates, but also a variety of vitamins, minerals and other nutrients, which can also affect immunity. Therefore, a balanced and sufficient supply of nutrients can help improve immunity. Protein first choose high-quality protein food, such as chicken, duck, fish, soy products, dairy products, etc., to eat more appropriately; at the same time, you can eat fresh vegetables, fruits such as tomatoes, oranges, bananas, etc., to supplement a variety of vitamins and minerals. Diet need to pay attention to do not eat too greasy, fat content is too high food, do not often eat pickled vegetables and other food. Men can easily catch a cold can also be caused by other reasons, it is recommended that timely consultation, improve the examination, clarify the cause of the disease, under the guidance of the doctor reasonable treatment, so as not to delay the condition.