In the case of low immunity, it is impossible to increase immunity through food supplementation, you can need to strengthen the way of exercise, and if necessary, apply some immunity-enhancing drugs, such as splenic aminopeptide and so on. Patients with low immunity need to pay attention to nutritional supplementation, and consume more food with rich nutritional value, such as meat, eggs and milk rich in vitamins and proteins, which can help the health of the body, but can not play a role in increasing immunity. If you want to increase immunity, the main thing is to strengthen physical exercise and enhance physical fitness, in order to effectively improve their own immunity. If you do have immunodeficiency diseases, you can take oral medication, such as splenic peptide and thymic peptide, to regulate your immunity as prescribed by your doctor. Immunodeficiency must not blindly use drugs, need to accept regular treatment under the guidance of the doctor.