1, be sure to strengthen nutrition and eat more foods that tonify qi and blood. For patients with low blood pressure, it is necessary to have both meat and vegetables, reasonably match the diet, ensure the intake of comprehensive and sufficient nutrients, and gradually make the physique stronger from delicate to strong. Try to eat foods that tonify qi and blood, warm spleen and kidney, such as lotus seeds, jujube and other fruits, which have the functions of nourishing blood, invigorating spleen and nourishing brain, and can be eaten often. Drink more soup, drink more water and increase salt intake.

2. Try to supplement the food of "hematopoietic raw materials". If accompanied by anemia with low red blood cell count and insufficient hemoglobin, you should eat more foods rich in protein, iron, copper, folic acid, vitamin B 12 and vitamin C, and also eat more "hematopoietic raw materials" such as pig liver, egg yolk, lean meat, milk, fish and shrimp, shellfish, soybeans, tofu and brown sugar. Correcting anemia is conducive to increasing cardiac output, improving cerebral blood supply, raising blood pressure and eliminating adverse symptoms caused by hypotension.

3. Appropriate supplementation of high-sodium and high-cholesterol diet. Contrary to hypertension, low blood pressure should choose an appropriate diet with high sodium and cholesterol. Sodium chloride (that is, salt) needs to be ingested 12- 15g every day (but the salt intake should not be too high). Brain, liver, eggs, cream, fish eggs, pig bones and other foods. It contains more cholesterol and is often eaten in moderation, which is conducive to raising blood cholesterol concentration, increasing arterial tension and raising blood pressure.