Low neutrophils are primarily treated by supplementation with medications, such as oral Ricodin or injections of recombinant human granulocyte stimulating factor. There is no definite best food for low neutrophil, and balanced, sufficient and comprehensive nutrition should be ensured. Actively search for the cause of low neutrophils, effective treatment for the primary disease, and at the same time can be given oral Ricodin or injection of recombinant human granulocyte stimulating factor treatment. Diet should pay attention to reasonable diet, high protein and high vitamin diet, and strengthen exercise appropriately. You can eat some plant foods, such as peanuts, jujube, yam, etc., mushroom foods such as shiitake mushrooms, oyster mushrooms, monkey head mushrooms, etc., and the most important thing is to eat more fresh fruits and vegetables to supplement vitamins. Pay attention to hand hygiene and avoid going to crowded places to avoid infection. Appropriate aerobic activities to enhance physical fitness, such as jogging, swimming and so on. Patients with low neutrophils, if there is no physical discomfort, can be followed up in the hospital; if persistently low neutrophils should go to the hospital for further examination to clarify the cause of the disease, different causes of different medication programs, it is recommended to use medication under the guidance of a doctor to avoid self-medication, to prevent delays in the condition.