Patients with hyperglycemia must be controlled in their diet, and patients with hyperglycemia should strictly control the intake of sugars, fats, salt and other foods, and the dietary contraindications of patients with hyperglycemia, let’s understand. The dietary principles of what to eat for hyperglycemia: 1. First of all, we should control the intake of energy advocate eating compound sugars, such as starch, corn, less glucose, fructose and sucrose, which are monosaccharides and easily cause elevated blood lipids. 2, limit the intake of fat cooking, the use of vegetable oil, can eat more sea fish, sea fish contains unsaturated fatty acids, can make cholesterol oxidation, thus reducing plasma cholesterol, to increase the elasticity of microvascular, prevent blood vessel rupture, prevent hypertension complications have a certain role. 3, moderate intake of protein The daily amount of protein is 1g per kilogram of body weight is appropriate. Eat fish protein 2-3 times a week, can improve the elasticity and permeability of blood vessels, increase urinary sodium excretion, thus reducing blood pressure. 4, eat more potassium, calcium-rich and low sodium food such as potatoes, eggplant, kelp, lettuce. Foods with high calcium content: milk, sour milk, shrimp. Eat less broth, because broth contains nitrogen leachate increase, can promote the body uric acid increase, increase the burden on the heart, liver and kidneys. 5, limit salt intake should be gradually reduced to less than 6g per day, that is, ordinary beer cover after removing the rubber pad, a flat cover of salt is about 6 g. This amount refers to the amount of salt, including cooking salt and other food contains sodium converted into the total amount of salt. Properly reduce the intake of sodium helps to lower blood pressure and reduce the retention of sodium in the body. 6, eat more fresh vegetables, fruit Eat no less than 8 taels of fresh vegetables and 2 to 4 taels of fruit every day.