Firstly, eat more foods such as toads, snails, kelp, soft-shelled turtles, walnuts, and sea bass. They have anti-tumour effects of bladder and urethra. They are good dietary conditioning foods for patients with bladder cancer. Secondly, eat more buckwheat, olives, eggplant, mung bean sprouts, soy milk, and other foods. They can prevent infection and help control the condition. Thirdly, eat more leeks, winter melon, sesame seeds, lotus seeds, celery, and other foods. They can prevent bleeding, disperse toxins and remove blood stasis, and recover as soon as possible. Fourthly, eat more vitamin-rich vegetables and fruits, and supplement various vitamins and proteins to enhance nutrition and improve body resistance. In addition, it is necessary to drink plenty of water to be able to discharge in time to prevent staying in the bladder.