Chronic renal failure diet management, there are the following points: 1, to control salt intake, because high salt intake of food, will aggravate blood pressure and sodium retention, as far as possible to give low salt diet; 2, renal failure to strictly limit protein intake, should be controlled 0.6-0.8g/Kg.d or so, as far as possible to high-quality animal protein, such as fish, milk, lean meat and eggs, etc., as far as possible to eat less vegetable protein The amino acids contained in vegetable protein are non-essential amino acids for the human body, so it is not only unhelpful but also easy to increase the burden of kidney excretion; 3. The most important thing is to eat vitamin-rich vegetables, apples, pears, etc.