First, the principles of dietary treatment of hypertension The dietary treatment of hypertensive patients is based on the principles of reducing sodium and salt, reducing dietary fat and supplementing with appropriate amounts of high-quality protein, paying attention to calcium and potassium supplements, eating more vegetables and fruits, quitting smoking and alcohol, and drinking water scientifically. Second, the diet of hypertensive patients 1, three meals: the diet should be arranged in small quantities, avoiding overfull; 2, low salt: the amount of salt per person per day should be strictly controlled at 2-5 grams, that is, about a tsp; 3, high potassium: potassium-rich food into the body can counteract the role of sodium-induced pressure and vascular damage, can often “appear” in the recipe “4, fruits and vegetables: every day the body needs B vitamins, vitamin C, can be met by eating more fresh vegetables and fruits; 5, calcium: should eat more calcium-rich foods, such as soybeans, sunflower seeds, walnuts, milk, peanuts, fish and shrimp, red dates, fresh potherb mustard, garlic seedlings, purple cabbage, etc.; 6, iron: research found that elderly patients with hypertension plasma iron is lower than normal. Therefore, eat more peas, fungus and other iron-rich food, not only can lower blood pressure, but also prevent anemia in the elderly; 7, drinking water: natural mineral water contains lithium, strontium, zinc, selenium, iodine and other essential trace elements. Third, hypertension has some therapeutic effect of food 1, leafy vegetables: celery, chrysanthemum, amaranth, Shantou, leek, yellow cauliflower, capers, spinach, etc.; 2, roots and tubers: wild rice, asparagus, radish, carrot, water chestnut, horseshoe; 3, melons, fruits: watermelon, winter melon, tomatoes, hawthorn, lemon, bananas, fruits, red dates, mulberries, eggplant; 4, flowers, seeds, nuts: chrysanthemum, rooibos, sesame, peas, broad beans, mung beans, corn, buckwheat, peanuts, watermelon seeds, walnuts, sunflower seeds, lotus hearts; 5, aquatic products: kelp, seaweed, jellyfish, sea cucumber, green vegetables, seaweed, oysters, abalone, shrimp skin, silverfish; 6, animals and others: milk (skim), pig bile, cow’s yolk, honey, vinegar, soybean products, black fungus, white fungus, shiitake mushrooms.