Eat fruits and vegetables because fruits and vegetables are alkaline food, ingested after the virus and other microbial reproduction is not conducive to, therefore, eat more calcium, zinc and vitamin-rich foods, the virus has a certain inhibitory effect. Many vegetables and fruits such as radish, pear, kiwi, citrus and various mushrooms, can improve the body's immunity, appropriate food to prevent colds have a certain effect.

Drinking chicken soup has been reported in some countries in Europe and the United States, people once suffered from a cold, not the first to seek medical advice, but immediately slaughtered a chicken, simmering chicken soup to drink, and often achieve the effect of rapid recovery. Medical doctors and nutritionists have found that chicken, chicken soup contains a variety of amino acids needed by the human body, can effectively enhance the body's resistance to the cold virus. Therefore, drinking some chicken soup at the beginning of a cold can effectively eliminate the virus in the respiratory tract, so that the respiratory tract to return to normal, which can promote the healing.

Eating soft food from the Chinese medicine point of view, cold patients should eat soft food, such as porridge, lotus root powder, noodles, and so on, and according to the condition of the evidence to choose food. Wind-cold type should eat more sweating cold food, such as chili peppers, onions, ginger, garlic, etc.; wind-heat type should eat more food to help disperse wind heat, heat-clearing food, such as green beans, radish, cabbage, etc..