Broccoli, also known as cauliflower, broccoli, broccoli, broccoli, Cruciferae Brassica species in the green bulb as a product of a variety. Originated in Italy along the Mediterranean coast of Europe, it was introduced into China at the end of the 19th century.
Broccoli has similar morphology, growth habits and cauliflower, but strong growth, heat resistance and cold resistance.
Nutritive value
Broccoli contains proteins, carbohydrates, fats, minerals, vitamin C and carotene. In addition, broccoli is rich in calcium, phosphorus, iron, potassium, zinc and manganese, and its mineral composition is more comprehensive than other vegetables.
Specifically, the nutritional value of broccoli is as follows:
1. Vitamin K contained in broccoli can maintain the toughness of blood vessels and is not easy to rupture.
2. The content of vitamin C in broccoli is very high, which is not only conducive to human growth and development, but also can improve human immune function and promote liver detoxification. Vitamin C also has a strong free radical scavenging effect, especially on the formation of carcinogen - nitrite amine has a significant blocking effect.
3. An enzyme extracted from broccoli can prevent cancer.
4. Broccoli contains a lot of selenium. Selenium has the functions of anti-cancer, anti-aging, enhancing immunity, promoting children's growth and development, and helping to prevent adult diseases such as hypertension and heart disease.
5. Broccoli contains thiophenol thione, which can reduce the melanin-forming enzymes and prevent the formation of skin pigmentation. Frequent consumption has a good whitening effect on the skin.
6. Flavonoids in broccoli can reduce the incidence of cardiovascular disease.
7. Broccoli also contains a variety of indole derivatives, which can reduce the level of estrogen in human body and prevent the occurrence of breast cancer.
8. Broccoli is rich in ascorbic acid, which can enhance the detoxification ability of the liver and enhance the immunity of the body.
Edible efficacy
1. Anti-cancer: cauliflower contains "sofrafen" which can stimulate cells to produce beneficial protective enzymes - type II enzymes. This kind of enzyme has very strong anticancer activity, which can make cells form a membrane against the erosion of foreign carcinogens, and play a positive role in preventing various cancers.
2. Vascular Cleaning: Broccoli is one of the most flavonoid-containing foods. In addition to preventing infection, flavonoids are also the best blood vessel cleaner, which can prevent cholesterol oxidation and platelet coagulation, thereby reducing the risk of heart disease and stroke.
3. Heat-clearing and thirst-quenching: cauliflower is more nutritious than ordinary vegetables. It contains protein, fat, carbohydrate, food fiber, vitamin A, B, C, E, P, U, calcium, phosphorus, iron and other minerals. Using 30 grams of broccoli decoction, frequent drinking, not only has the effect of clearing heat and thirst, diuresis and defecation, but also has the effect of refreshing the throat, opening sound, moistening the lung and relieving cough.
4. Strengthen the blood vessel wall: Some people's skin will become black and blue once they suffer minor collisions and injuries, which is due to the lack of vitamin K in the body. The best way to supplement is to eat more broccoli, so that the blood vessel wall is strengthened, so that blood vessels are not vulnerable to rupture.
5. Strengthen the body's resistance: Frequent consumption of cauliflower can enhance the ability of liver detoxification and improve the immunity of the body, and can prevent the occurrence of cold and scurvy.
6. Effective prevention of arthritis: Broccoli and other cruciferous vegetables rich in a compound (sulforaphane radish) can effectively prevent the most common type of arthritis, and slow down the cartilage damage caused by arthritis. The compound, known as sulforaphane, acts as a deterrent to an enzyme that causes arthritis, thereby slowing cartilage damage and relieving joint pain.