Chronic kidney failure can eat tofu, but it is not easy to eat more. Because the dietary treatment of chronic renal failure requires low salt, high quality and low protein, and high quality protein mainly refers to animal protein, such as eggs, lean meat, milk, while the quality of plant protein protein is relatively poor. Therefore, it is recommended that patients should eat as little as possible. Tofu and its products belong to vegetable protein, which is generally recommended to be consumed less by patients with chronic renal failure, not that it should be banned, but attention should be paid to low-salt treatment during the cooking process. In addition, the main thing in the diet is to reduce water intake, observe urine output and low-fat diet.