Indications Renal diseases, such as acute nephritis, acute renal failure, chronic renal failure, nephrotic syndrome, uremia, renal dialysis, liver diseases, hepatic encephalopathy in all stages, etc. Dietary principles 1, the daily diet should be supplied with sufficient energy, carbohydrates should not be less than 55%, if necessary, pure starchy foods and fruits can be used to increase energy. 2.Patients with renal insufficiency should use high quality proteins within the quantitative range of protein, such as eggs, milk, lean meat, fish and shrimp. 3, liver failure patients should use high branched-chain amino acids, low aromatic amino acids to legumes protein-based food, to avoid meat protein. 4, vitamins, inorganic salts and other nutrients should be fully supplied. 5, increase the intake of dietary fiber, can reduce the absorption of ammonia or increase the excretion, the production method should be fine, soft, rotten, to prevent bleeding.