Patients with high blood sugar and high blood lipid levels should try to have a low salt, low sugar and low fat diet, pay attention to a light diet and control the daily salt intake to minimize the thickening of blood viscosity due to excessive salt intake and prevent the occurrence of cardiovascular diseases. Low-salt, low-fat diet should be done to control salt intake, but also to develop a reasonable diet plan, control the amount of protein intake in food in each meal, try to eat more beef, fish and a variety of fresh vegetables and fruits to improve the vitamin and protein content in the body and increase the excretion rate of the gastrointestinal tract. Various vitamins can also restore vascular elasticity and help transfer peripheral fat factors to the liver for metabolism. Patients with hyperglycemia and hyperlipidemia should strictly control their diet and should consider the calories of sugar and fat in food in advance at each meal.