Broccoli and cauliflower were originally a pair of good sisters, and they looked alike, but the former was as green as jade, and the latter was as white as jade. /kloc-They came to Chinese mainland in succession during the Guangxu period in the 0/9th century.
But broccoli now frequents various western restaurants and is more expensive than broccoli. Do you know why?
The difference between broccoli and cauliflower
Broccoli, also known as green cauliflower and broccoli, is known as the "crown of vegetables". It originated from the eastern Mediterranean coast. According to records, planting was first popular in Italy and later spread to Europe and America. /kloc-introduced to China at the end of 0/9. Because of its small, delicate and green appearance, people like to call it "broccoli (from Cihai)" or "broccoli (from modern Han)".
Cauliflower, also known as cabbage and cauliflower, also originated in the eastern Mediterranean coastal area and was introduced to China in the middle of19th century.
Broccoli and cauliflower are both cruciferous cabbage vegetables, which are rich in nutrients, including protein, carbohydrates, cellulose, minerals, carotene, vitamin A, etc. Although they are similar in appearance and efficacy, there are still subtle differences.
The differences between the two are as follows:
1. color, broccoli is as green as jade, cauliflower is as white as jade.
2. How to eat? Broccoli is more colorful after blanching, which is suitable for cold salad and cooking. Cauliflower is more suitable for frying and can also be used to make kimchi.
3. Compared with broccoli, broccoli is not resistant to storage, and it is easy to turn yellow and sprout, which not only loses nutrition, but also loses edible quality. Therefore, it is best to eat broccoli within two or three days after purchase, and broccoli can be stored for a longer time.
4. The content of vitamin C in broccoli is about 20% higher than that in cauliflower, the content of carotene is more than 30 times and the content of folic acid is twice as high as that in cauliflower.
5. The sulforaphane content in broccoli is higher than that in cauliflower, which has a strong anti-cancer effect.
So broccoli is better in nutrition.
Nutritional value and efficacy of broccoli
Broccoli originally appeared as an ornament of western food, but it was found because of its delicious taste. Now broccoli has become a home-cooked dish, and its nutritional value is gradually understood by people. According to Japanese research, the average nutritional value of broccoli is the highest among all vegetables. The effect is as follows:
1. Enhance immunity
The content of vitamin C in broccoli is extremely high, which is beneficial to human growth and development. More importantly, it can improve human immune function, promote liver detoxification, enhance people's physique and increase disease resistance.
Clearing heat and quenching thirst
Broccoli has the effect of clearing away heat and quenching thirst. When the mouth is dry, the urine is golden yellow, and the stool is hard or unsmooth, it is often decocted with 30 grams of broccoli, which has the effects of clearing heat, quenching thirst, diuresis and relaxing bowels.
Slow down aging
Broccoli is rich in vitamin A, vitamin C and carotene, which can enhance the skin's anti-injury ability, help maintain skin elasticity, and have a strong promotion effect on skin rejuvenation and keeping young.
Reduce blood pressure and blood pressure
Broccoli contains a certain amount of flavonoids, which can regulate and prevent hypertension and heart disease. At the same time, broccoli is a high-fiber vegetable, which can effectively reduce the absorption of glucose by the stomach and lower blood sugar.
Lose weight and lose weight
Broccoli has a water content of more than 90% and a low calorie of 100g33. Therefore, people who want to lose weight can fill their stomachs without getting fat.
Help digestion
Broccoli is rich in carotene, which can promote gastrointestinal health and digestion. It is also rich in dietary fiber, carbohydrates and other nutrients, which is very effective in helping digestion.
Protect blood vessels
Carotene contained in broccoli not only has strong anti-cancer activity, but also has strong anti-oxidation ability, which can "start" a protective protein in blood vessels and form its own defense system, thus avoiding blood vessel blockage. The vitamin K contained can also maintain the toughness of blood vessels and is not easy to rupture.
8. Fight cancer
Broccoli is one of the foods with the most flavonoids, and flavonoids have anti-cancer effects. Long-term consumption of cauliflower can reduce the risk of breast cancer, rectal cancer and gastric cancer.