The earliest and most prominent manifestations of uremia diet are in the digestive tract, such as anorexia, abdominal discomfort, nausea, vomiting, diarrhea, glossitis, stomatitis and gastrointestinal bleeding. Uremia itself is prone to abnormal diet, so it is very important to properly care for uremia diet. Patients with azotemia and uremia should be given priority to with a low-protein diet, and protein should be given priority to with animal protein containing essential amino acids, such as milk, eggs, fish and lean meat.