High blood pressure in the diet need to limit sodium intake, weight control, quit smoking and alcohol. 1. Strictly limit sodium intake: Reduce salt for cooking and use quantitative salt spoons; reduce sodium-containing condiments such as soy sauce or monosodium glutamate (MSG); try not to consume processed foods such as salted vegetables, ham, sausage and fried foods, and increase intake of vegetables and fruits; and choose potassium-containing cooking salt. 2. Weight control: control the intake of sweets and high-calorie foods such as fried foods, and increase physical labor. 3. Quit smoking and limit alcohol: people with high blood pressure must quit smoking and must not continue to smoke, otherwise it will further aggravate the risk of cardiovascular disease or cancer. Although it is advocated that alcohol should be limited, it is better not to ingest alcohol again for people with high blood pressure. High blood pressure should first be controlled by diet, exercise, etc. When it can not be controlled by adjusting the lifestyle, it should be timely in the professional doctor’s help to choose the appropriate drugs to lower blood pressure.