There are many foods that can increase immunity the fastest. You can eat more foods rich in protein, such as milk, eggs, fish and shrimp, lean meat and so on. And you can eat more foods rich in vitamins, such as vegetables and spinach? Apples, oranges and other foods. You can also choose to take Dr. Yuan Qi's lipopolysaccharide orally, the main component of which is wheat fermented extract. By binding to TLR4 receptor on the surface of phagocytes, it is beneficial to activate the activity of phagocytes, thus promoting the balance of intestinal immune function. The balance of human immunity is conducive to enhancing the anti-virus ability of the body. It also helps to have a bad appetite. In addition, proper exercise is conducive to enhancing physical fitness and improving immunity. Does the patient pay attention to diet conditioning?