The diet management of hemodialysis patients is very important, it is advisable to choose a diet rich in protein and vitamins, and the intake should be relatively constant, too much intake will cause the accumulation of metabolites in the body, and too little intake will cause malnutrition in the body, the diet should be arranged under the guidance of doctors and nutrition, the specific requirements are as follows. 1.Protein: 1.2 to 1.3 g/kg body weight of high quality protein such as eggs, milk, fish and other animal protein should be half of the daily intake. 2, calories: should reach 146.5 kJ/kg of body weight or more per day, which can be reduced accordingly for patients with low activity and good nutritional status. 3, vitamins: excessive intake of fat-soluble vitamin A, vitamin E, etc. should be avoided.