A, angina diet principles: 1, moderate diet, should not be too full; 2, easy to eat light and easy to digest food; 3, eat more food containing fiber (cabbage, celery, bananas, etc.); 4, avoid the intake of high calorie, high cholesterol diet; 5, forbidden to eat gas-producing food; 6, avoid smoking and strong alcohol. People with a history of angina pectoris, diet declared light, less high fat, high cholesterol food, sugar, coffee should also eat less, should eat more beans, fish, seafood, do not overeat. (1) control salt intake: eat less salt, the main component of salt is sodium chloride, long-term consumption of large amounts of sodium chloride, will make blood pressure rise vascular endothelial damage. Patients with angina pectoris have a controlled daily salt intake of less than 6 grams. (2) control the intake of fat: eat less fat, reduce the intake of calories. A high-fat diet will increase the viscosity of the blood and make the blood lipids higher. Hyperlipidemia is one of the important triggering causes of angina pectoris. (3) Reduce the intake of edible vegetable oils: The amount of edible oils should be minimized, and oils are also important substances for fat formation. However, vegetable oils containing unsaturated fatty acids can be chosen instead of animal oils, and the total daily oil consumption should be limited to 5-8 teaspoons. (4) Avoid animal offal: Because animal offal is rich in fatty alcohols, such as liver, heart, kidney, etc. (5) Quit smoking and alcohol: The harmful effects of smoking and alcohol on the human body are well known, and it is not only one of the triggers of angina pectoris, but also an important cause of acute myocardial infarction. (6) Eat more foods rich in vitamins and dietary fiber. Such as fresh vegetables, fruits, coarse grains, etc.; (7) eat more sea fish and soybeans is beneficial to the prevention and treatment of coronary heart disease; (8) usually can eat more food that is conducive to lowering blood sugar and improve the symptoms of coronary heart disease. Such as garlic, onions, hawthorn, black fungus, dates, bean sprouts, carp and other foods; (9) try to avoid eating irritating food and flatulent food, such as strong tea, coffee, chili, curry, etc.; (10) pay attention to eat less and more meals, avoid overeating, dinner is not easy to eat too much, so as not to induce acute myocardial infarction.