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What are the dietary requirements for patients with cardiovascular disease?

1. Control calories and maintain ideal weight. Maintaining a heat balance in the body prevents excess heat from being converted into fat, leading to obesity and increasing the burden on the heart. It is necessary to control fat intake, limit high-fat and high-cholesterol foods, control fat calories in meals to less than 25% of total calories, fat intake should be less than 50 grams, and try to keep the ratio of vegetable oil to animal fat Control it at 2:1; control cholesterol intake at 300 mg per day to maintain metabolic balance in the body; try to avoid eating animal brains, spinal cords, viscera, fish roe, etc. that contain high cholesterol, but do not eat eggs, usually every day It is more appropriate to eat 1 to 2 eggs.

2. Ensure a sufficient amount of protein. The best protein intake is 1.2 grams per kilogram of body weight per day. You should eat more high-quality protein, and you can choose animal protein in appropriate amounts, accounting for about 20 to 30% of the total protein, and no more than 50% at most. The choice of animal protein is to eat more fish and less meat; eat more poultry meat and less livestock meat. The best plant-based protein is legumes. Eat more foods rich in arginine, such as sea cucumber, loach, eel, sesame, yam, ginkgo, tofu skin, sunflower seeds, etc.

3. Provide foods rich in vitamins. Eating 500 grams of fresh vegetables every day can meet the body's vitamin needs. You should choose more foods rich in vitamin A, vitamin B, vitamin C and vitamin E. Eat more foods containing folic acid to reduce the incidence of coronary heart disease. plays an important role. Foods rich in folic acid include red amaranth, spinach, asparagus, beans, yeast, apples, citrus, etc. Foods rich in vitamin B6 include beans, walnuts, mushrooms, corn, sweet potatoes, bananas, carrots, eggs, pork liver, etc.

4. Supplement appropriate amounts of inorganic salts and trace elements. Potassium, calcium, magnesium and trace elements zinc, copper, manganese, selenium, chromium, iodine, etc. in inorganic salts are all good for cardiovascular disease. It is necessary to increase foods rich in potassium, calcium, and magnesium. Among them, those containing more potassium include spinach, rape, celery, green onions, green garlic, potatoes, tomatoes, carrots, peas, green beans, soybeans, mung beans, black beans, broad beans, pumpkins, and radishes. , kelp, seaweed, chicken, milk, apricots, citrus, bananas, grapes, pomelo, mango, peach, strawberry, melon, cornmeal, buckwheat noodles, etc. Foods containing more magnesium include spinach, eggplant, radish, potatoes, peas, Broad beans, grapes, bananas, lemons, oranges, sea cucumbers, black fish, etc.; calcium-rich foods include milk (skimmed), kelp, seaweed, Nostoc, dried shrimps, beans, sesame paste, etc.

5. Eat more foods rich in lecithin. Such as soybeans and their products, poultry, fish, etc., because lecithin is a strong emulsifier, which can make the cholesterol particles in the blood smaller and keep them in a suspended state, which helps the cyclolipids to penetrate the blood vessel wall and be utilized by the tissues. , can reduce blood cholesterol and help prevent and treat hyperviscosity and hyperlipidemia.

6. The diet should be diverse. The human body needs a variety of nutrients, dozens of them, and one or a few types of food alone are not enough. You must eat a variety of foods, eat more whole grains, and a variety of vegetables and fruits to prevent partial eclipse and picky eaters. Only by eating both meat and vegetables, thick and thin, can you absorb nutrients and maintain nutritional balance in the body.

Pay attention to diet, and keep your hunger and satiety in a moderate amount, preferably 70-80%. Three meals should be arranged reasonably. Breakfast should be rich, lunch should be full, and dinner should be small. It is advisable to eat a light diet. Overeating at dinner will stimulate the liver to synthesize low-density lipoprotein and very low-density lipoprotein, causing cholesterol to rise and induce arteriosclerosis and coronary heart disease. If you eat a lot of meat for dinner, the harm will be even greater.

7. Quit smoking and drink less. It is accepted that drinking small amounts of alcohol, especially wine and beer, is good for the heart. However, patients with cardiovascular disease should be careful when drinking alcohol, especially hard alcohol and excessive drinking. Excessive drinking can damage red blood cells, affect the adhesion of red blood cells and cause blood clots.

8. Regular drinking of tea is beneficial to cardiovascular disease and can prevent the formation of atherosclerosis, because tea is rich in tea pigments, trace elements and vitamins, among which tea pigments have been proven to lower blood lipids, It has the effect of lowering blood viscosity; tea is also rich in flavanols, which can improve the ratio of blood cholesterol to phospholipids and reduce the formation of coronary arteriosclerotic plaques; the catechins and caffeine contained in it can relax the blood vessel walls and maintain adequate The elasticity increases the lumen diameter of blood vessels and maintains the blood supply to the heart.

9. Ensure adequate drinking water. As middle-aged people age, the body's water content gradually decreases. If sufficient water is not replenished in time, the loss of water balance in the body will inevitably lead to a decrease in water content in the blood, an increase in blood viscosity, slow blood flow, and poor blood flow, causing various problems in the body. Tissues receive less oxygen and nutrients, and it becomes difficult to remove waste from the body. Especially in summer, the human body perspires a lot, which is the period when blood viscosity is the highest. Therefore, in summer, to prevent cardiovascular disease, you should drink more water to prevent blood viscosity from increasing.

10. Foods that are beneficial to cardiovascular disease include: fish: extremely rich in high-quality protein, rich in methionine, lysine, proline and taurine, etc., which can improve blood vessel elasticity , Promote sodium excretion. Fish contains a variety of unsaturated fatty acids necessary for the human body, which can inhibit platelet aggregation and lower cholesterol. Fish oil reduces levels of LDL and cholesterol, which promote atherosclerosis. Patients with coronary heart disease can benefit greatly from eating fish twice a week. Chiba Island fishermen and Eskimos in Japan, who eat a lot of fish, have very few cases of coronary heart disease.

Milk: It can inhibit the activity of cholesterol synthase in the human body, thereby reducing the synthesis of cholesterol in the body. Milk contains more calcium, which can also reduce the body's absorption of cholesterol. Fermented active lactic acid bacteria are rich in anti-cholesterol factors and have the effect of lowering blood lipids.

Eggs: In the past, it was believed that eggs contain a lot of cholesterol and that eating too much may lead to coronary heart disease. Modern research confirms this is a misconception. In fact, eggs contain lecithin, which is a strong emulsifier that can keep cholesterol and lipids in a suspended state without being deposited on the blood vessel wall. It can be used by the body through the blood vessel wall, thereby effectively reducing blood lipid levels. . Eggs also contain trace elements selenium, zinc, and chromium that protect arteries and strengthen the heart. Therefore, if you eat 1 to 2 eggs a day, your blood cholesterol will not increase, and there is no need to avoid eating egg yolks. Now the medical community in many developed countries has lifted the ban on eating eggs for cardiovascular patients.

Honey: It is rich in sugars, multivitamins, trace elements and organic acids. It can lower blood pressure, nourish the heart muscle and prevent vascular sclerosis.

Beef liver: extremely rich in copper. Copper is the main component of human collagenase. Collagenase is an essential substance that promotes the synthesis of cardiovascular matrix and collagen elastin, and the function of matrix collagen is to Cardiovascular muscle cells are firmly connected, and elastin can maintain the elasticity of blood vessels. Therefore, eating a little beef liver regularly can protect the cardiovascular system.

Deep sea fish oil: Contains linolenic acid, namely eicosapentaenoic acid (EPA) and docosahexaenoic acid (DHA), which play a very important role in maintaining the normal metabolism of human cell membranes. Deep-sea fish oil can reduce blood viscosity and reduce platelet aggregation, thereby reducing thrombosis. Deep-sea fish oil can also enhance the deformation ability of cells, and EPA can enhance vasodilation in the body. Therefore, deep-sea fish oil has anti-thrombotic and anti-atherosclerotic effects, and is useful in preventing and treating coronary heart disease, arrhythmia, myocardial infarction, cerebral embolism, etc. Helpful.

Kelp: It is rich in taurine, which can lower cholesterol; it contains alginic acid, which can also inhibit the absorption of cholesterol and promote its excretion; the calcium in kelp not only inhibits the absorption of cholesterol, but also lowers blood pressure.

Soybean: It is the most effective food for lowering cholesterol found so far. It is rich in unsaturated fatty acids, phospholipids and vitamin E, and has a good lipid-lowering effect; soybean protein can inhibit the formation of low-density lipoprotein when entering the human body. It is produced to reduce serum cholesterol, and the higher the cholesterol in the body, the greater the lipid-lowering effect of soybeans, which will not reduce high-density lipoprotein; it can curb the increase of triglycerides that are harmful to the human body. Therefore, soy products are a "weapon against cardiovascular disease."

People with cardiovascular disease should eat more soybeans and less meat.

About 90% of patients with high cholesterol improve significantly by consuming about 60 to 100 grams of soy protein every day.

Oats: one of the highly nutritious grains, containing extremely rich linoleic acid and rich saponins, lecithin and B vitamins. It has a significant lipid-lowering effect on hyperlipidemia caused by human endocrine disorders and nutritional imbalances. It can reduce serum cholesterol, triglycerides, and β-lipoprotein, and can remove low-density lipoprotein deposited on blood vessel walls to prevent atherosclerosis. Same hardening.

The Institute of Variety Resources of the Chinese Academy of Agricultural Sciences and 18 hospitals in Beijing have conducted several years of research and confirmed that oats have a preventive and therapeutic effect on hypertension. Patients who eat 50 to 100 grams of oatmeal for breakfast every day can reduce cholesterol by 14.5%, triglycerides by 17.3%, and low-density lipoprotein by 159.7 mg after two months. Foreign researchers have also found that oats can lower blood sugar because oats contain a polysaccharide, glucoside, which produces high viscosity after dissolution and adheres to the intestinal wall, preventing sugar absorption.

Corn: Rich in calcium, phosphorus, selenium and other elements as well as lecithin and vitamin E, it has the effect of lowering serum cholesterol.

Tomatoes: Contain lycopene, an antioxidant that can protect body cells from damage. It has the effect of binding alkaloids, the metabolites of cholesterol in the body, thereby preventing arteriosclerosis and preventing the occurrence of coronary heart disease.

Onions: Contain prostaglandin A, which has the function of relaxing blood vessels and lowering blood pressure; it also contains diallyl disulfide and a small amount of sulfur amino acids, which in addition to lowering blood lipids, can enhance the activity of fibrinolytic enzymes. Can help dissolve blood clots. Animal experiments show that eating onions can eliminate about half of atherosclerotic plaques. Patients with coronary heart disease often eat onions, which is good for their health.

Garlic: Contains volatile capsaicin, which can eliminate fat accumulated in blood vessels; allicin has an inhibitory effect on platelet aggregation. Regular consumption of garlic can reduce stasis, inhibit thrombus, and prevent myocardial infarction. Eating 3 grams of garlic every day can significantly reduce blood lipids and cholesterol. Japanese experts say garlic is a "human body scavenger" that can prevent arteriosclerosis. Modern scientific research has found that garlic contains more than 15 kinds of antioxidants, which can repair arterial damage and make arteriosclerosis gradually disappear. Among them, a substance with a more significant anti-thrombotic effect than aspirin has been isolated, which can fight the formation of thrombus.

Carrots: Contain carotene and B vitamins, which have good antihypertensive effect.

Eggplant: Contains more vitamin P, which can enhance cell adhesion, promote cell metabolism, maintain normal body functions, protect blood vessel elasticity, improve microcirculation function, and has a certain effect on preventing and treating hypertension and arteriosclerosis. Eggplant also contains vitamin E, which can strengthen the hypooxidation of cell membranes, resist the damage of free radicals, and prevent and treat arteriosclerosis and cardiovascular and cerebrovascular diseases.

Mushrooms: Eating mushrooms regularly can supplement the body with selenium. Selenium can regulate coenzyme Q in the myocardium to maintain an appropriate level. If there is a lack of coenzyme Q, the energy produced by the myocardium will decrease. Therefore, maintaining a certain amount of selenium in the blood can repair the myocardium and prevent myocardial infarction.

Black fungus: It can inhibit platelet aggregation and inhibit the formation of thromboxane A2. Patients with coronary heart disease often eat black fungus, which can improve lipid metabolism, lower blood lipids, and reduce the formation of coronary blood clots. The active substances in black fungus are water-soluble, low molecular weight, can be completely absorbed in the small intestine, and can inhibit platelet aggregation adenosine. Therefore, it can prevent and treat cerebral thrombosis and cardiovascular diseases.

Ginger: Contains an oleoresin, which has obvious effects on lowering blood fat and cholesterol. Animal experiments have shown that ginger can inhibit the intestinal absorption of cholesterol and reduce serum cholesterol.

Grapes: Can prevent thrombosis. Grape juice can prevent thrombosis better than aspirin. Because grapes contain flavonoids, they can reduce platelet aggregation activity. Researchers tested that drinking a cup of purple grape juice every day can reduce platelet viscosity by about 40%.

Oranges: Contain a large amount of vitamins. Regular consumption can reduce the fragility of capillaries and prevent small blood vessel bleeding; it can improve the detoxification ability of the liver, accelerate the conversion of cholesterol, and reduce the levels of cholesterol and blood lipids in serum.

Banana: Contains more magnesium, which can assist in lowering blood pressure and is also beneficial to people with high cholesterol.

Apples: rich in flavonoids, which are natural antioxidants that can inhibit the oxidation of low-density lipoproteins; flavonoids can also inhibit platelet aggregation, reduce blood viscosity, prevent vascular embolism, and exert anti-arteriosclerosis, Anti-thrombotic effect, beneficial to the prevention and treatment of coronary heart disease.

Pineapple: Contains an enzyme that can inhibit the formation of blood clots in human blood vessels and dissipate blood clots. Foreign researchers have found that pineapple can prevent and treat heart disease.

Grapefruit: Prevents heart disease by lowering cholesterol. Grapefruit contains pectin, a sticky substance that can lower LDL levels and reduce damage to artery walls.

Red dates: Contains niacin and vitamin P, which can lower blood pressure, lower blood lipids and prevent blood vessel rupture.

Hawthorn: Contains flavonoids, citric acid, glycosides and vitamin C. Hawthorn can remove lipids, soften blood vessels, expand coronary arteries, strengthen and regulate the myocardium, increase the amplitude of cardiac contraction, and increase the blood supply to the heart.

Nuts: Most of the fat contained in nuts is unsaturated fatty acids, especially linoleic acid, linolenic acid, etc., which are essential for the human body, and can lower cholesterol in the body. Nuts such as walnuts and chestnuts are rich in magnesium. When the human body is deficient in magnesium, it can easily lead to atherosclerosis and myocardial infarction.

Peanuts: It can inhibit the accumulation of platelets in blood vessels and reduce low-density lipoprotein, and has antioxidant effects. The latest research has found that peanuts contain resveratrol, which can help reduce the incidence of heart disease.

Chrysanthemum: Contains choline, adenine, inulin, volatile oil, flavonoids, amino acids, etc., which can lower blood pressure, lower blood lipids, dilate coronary arteries, slow down heart rate, enhance myocardial contractility, and increase blood output. It can prevent cardiovascular and cerebrovascular ischemia and thrombosis. Middle-aged and elderly people should drink chrysanthemum tea regularly, which is especially beneficial to patients with cardiovascular and cerebrovascular diseases.

Vinegar soaked food: Chinese medicine records that vinegar has the effects of dispersing stasis, stopping bleeding, and detoxifying. Modern medicine has found that food soaked in vinegar has the effect of preventing and treating diseases. It has special effects on hypertension, arteriosclerosis, coronary heart disease, obesity and diabetes. For example, soaking peanuts in vinegar can reduce cholesterol accumulation, lower blood pressure, and soften blood vessels; soaking soybeans in vinegar can prevent and treat high blood pressure, lower blood lipids, cholesterol, and prevent atherosclerosis.

Chocolate: Scientists have confirmed that chocolate can help arterial blood vessel walls avoid embolism and reduce the risk of heart disease. Researchers found that chocolate contains phenol substances, which can prevent lipoproteins in the blood from oxidizing and depositing on the blood vessel walls. Therefore, heart disease can be prevented.