Diet after chemotherapy for acute lymphoblastic leukemia should pay attention to light diet, small meals, avoid fried, spicy stimulation and hard food. Acute lymphoblastic leukemia is a malignant disease in the hematopoietic system. Due to the fact that chemotherapy can cause gastrointestinal toxic reactions to a certain extent, reducing the digestive and absorptive functions of the intestines. Therefore, after chemotherapy for acute lymphoblastic leukemia, you need to pay attention to the diet to ensure that the diet is light, eat more millet porridge, pumpkin porridge and other easily digestible food. Secondly, remember to eat less and more meals, so as not to aggravate the metabolic burden of the gastrointestinal tract. In addition, patients need to avoid eating fried foods such as doughnuts and fried sesame flowers, as well as spicy and stimulating foods such as chili peppers and mustard, and hard foods such as nuts and potpourri, mainly to avoid damage to the gastric mucosa. It is recommended that the diet after chemotherapy is based on high protein, high vitamin, low sugar and low fat foods. Patients with acute lymphoblastic leukemia after chemotherapy need to strengthen their dietary management and rationalize their meals.