If the patient’s swollen lymph nodes are caused by bacterial infection, which is manifested as lymph node inflammation, during the usual diet, try to pay more attention to a light diet, not too greasy, as well as eating more fresh vegetables and fruits. Do not eat some spicy and stimulating food, such as chili, pepper, onion, ginger, garlic, etc., because spicy and stimulating food may cause the inflammation and pain to worsen, and may also produce bad effect in the process of antibiotic treatment. If the lymph node enlargement is caused by tumor metastasis, normal diet is fine in life, no need to have special attention.