Onion variety Lagerstroemia indica

Which color onion should I choose to be nutritious and delicious? In China, onions are cost-effective, but the ingredients should not exceed one yuan most of the time; But overseas, onions are undoubtedly an essential ingredient for everyone to eat three meals a day, especially in Russia, where the status of onions is basically irreplaceable. Moreover, onions are rarely cooked overseas, and most of the time they can be eaten raw or shredded and put in salad dressing to make vegetable and fruit salads. However, in China, people can't accept eating onions raw. In addition to the serious taste, spicy food tastes unacceptable.

The lowest-key "nutrition model student" onion is often loved by everyone overseas, which is inseparable from the colorful nutrition of onion; Therefore, onion has also become the lowest-key "nutrition model student", known as the "vegetable queen", with extremely high nutritional content. Onion is one of the vegetables with high content of vitamin C and folic acid, and also contains many amino acids such as potassium, zinc and selenium. However, these are not the most important. The two most important trace elements of onion are protocatechuic aldehyde and prostacyclin A, which are the most valuable parts of real onion and have many benefits to human health.

1, anti-Ca effect. Onions contain a lot of protocatechuic aldehyde and zinc. These two chemicals have a very good preventive effect on many common malignant diseases, which is one of the reasons why foreigners especially like to eat onions and choose raw food most of the time.

2. The positive significance of "rich disease". Because everyone's life is getting better and better, everyone's food is getting better and better, but fitness exercise is getting lower and lower, and many people begin to have various common "rich diseases"; Many old people, with the growth of age, "old three high" will follow. Onion is the only component containing prostacyclin A, which is of practical significance to prevent this common "rich disease" and "old three high". This group can eat more onions.

3. Pure natural antioxidants. Onion is a kind of strongly oxidizing food and a pure natural antioxidant, which can better neutralize the metabolism in the human body and produce a lot of free radicals. The natural antioxidant function of onion is of great significance to women who love beauty. It can soften the skin and brighten the face. It is the warmest food for beauty.

4. Improve human immunity. Onion also contains a lot of pure natural allicin, which can improve human immunity, especially in winter, which is just the fashionable season of fever and cold. You can eat more onions.

There are mainly purple onions and yellow onions in the market. There is also a rare white onion, which is not discussed here because it is rare. People often buy onions. The most common question is whether purple onions are good for human health or yellow onions are good for human health. Is onion, purple skin or yellow skin better? The taste of the two nutrients is very different, so you should buy them as needed: one thing is certain, purple onion needs to surpass yellow onion in terms of nutrients and health benefits, so try to buy purple onion when buying.

1, purple onion. Purple onion is a traditional onion variety, including bright purple onion and deep red light purple onion. Generally speaking, they are similar in nutrient elements and beneficial effects. Whether it is vitamin C, folic acid tablets, potassium, zinc, selenium, protocatechuic aldehyde, prostacyclin A and other trace elements, or various beneficial effects on the body, purple onions need to surpass yellow onions. Secondly, purple onion has higher spiciness, lower sugar content, smaller size, and the price is one third higher than that of yellow onion, so eating it raw directly has many benefits to the body.

2, yellow onion. Yellow onion is a new kind of onion. The onion skin is light yellow, and the onion skin inside is light yellow and white. Although yellow-skinned onions are not as nutritious as purple-skinned onions, yellow-skinned onions are relatively large and the price is particularly cost-effective. It tastes spicy, crisp and sweet, and it is more suitable for stewing besides being eaten directly raw.

Onion, purple skin or yellow skin? I didn't expect such a big difference. Don't make a mistake. If it is only eaten raw, or for the many benefits of eating onions, it is recommended to buy purple onions; If you want to cook, why not choose yellow onion? Yellow onion is cheaper, bigger and tastes slightly better than purple onion.