1) control the total calories and maintain normal weight. The proportion of sugar in total calories should be controlled at 60% ~ 70%. It is advisable to eat more coarse grains and increase the content of complex carbohydrate, cellulose and vitamins.

2) limit fat. The intake of fat should be limited to less than 30% of the total calories, mainly plant fat. Eat lean meat, poultry and fish properly.

3) protein is appropriate. Protein is an essential nutrient to maintain the heart, which can enhance the resistance, but excessive intake of protein is not good for coronary heart disease.

4) The diet should be light and low in salt. It is especially important for patients with hypertension, and the salt intake is controlled below 5 grams per day. Can be appropriately increased or decreased with seasonal activities.

5) Eat more protective food. Such as onion, garlic, alfalfa, fungus, kelp, mushrooms, seaweed and so on.

6) Supplement sufficient vitamins, inorganic salts and trace elements. Pay attention to eating foods containing magnesium, chromium, zinc, calcium and selenium in the diet.

7) Avoid drinking, smoking and foods with high fat and cholesterol.