Is red onion an onion? What's the difference between the two? What are the main effects and effects?

Red onion belongs to a kind of onion family, the best planting time is in the annual 9-11 period, origin in Palestine, later introduced into China, is an indispensable condiment for Western food. So red onion is onion? What's the difference? What are the main effects and functions?

Is red onion an onion?

Red onions are not onions. Red onion flavor larger, onion sweet and spicy heavier.

Second, red onion and onion mainly have these five major differences

1, onion difference

Red onion: onion has the ability to tillering, a red onion can be divided into many plants, so the scientific name is called tillering onion.

Onion: Onion plants do not have this ability to differentiate, and an onion plant grows to death and is only one plant.

2. Difference between shape and size

Red onion: shaped like garlic cloves, only about 2cm in size.

Onion: spherical in shape, about the size of an adult fist.

3, the root difference

Red onion: The root produces 6 to 14 small onions shaped like garlic cloves.

Onion: produces only one large round onion.

4. Taste difference

Red onion: Its aroma far exceeds that of ordinary onions, and it is an essential ingredient in many dishes to increase flavor.

Onions: Spicy.

5. Origin difference

Red onion: mainly distributed in Palestine, Europe.

Onion: Jinxiang, Yutai, Shan County, Pingdu, Jiangsu Feng County, Jiuquan, Wuwei, Yunnan Yuanmou, Dongchuan, Sichuan Xichang and other places in Shandong Province.

3. What are the main effects and functions of red onion?

1. The effect and function of red onion to strengthen spleen and appetizer

If appetite is not good, you can eat red onion to spleen appetizer.

2. The efficacy and role of red onion to prevent cancer

The anti-cancer effect of onion comes from its rich selenium and quercetin. Selenium is an antioxidant that stimulates the body's immune response, thereby inhibiting cancer cell division and growth, while also reducing the toxicity of carcinogens. Quercetin can inhibit carcinogenic cell activity and prevent cancer cell growth. A survey showed that people who eat onions regularly are 25% less likely to develop stomach cancer and 30% less likely to die from stomach cancer than those who do not eat them.

3. The efficacy and role of red onion to maintain cardiovascular health

Onion is the only vegetable known to contain prostaglandin A. Prostaglandin A can dilate blood vessels, reduce blood viscosity, and thus will produce lower blood pressure, increase coronary blood flow, prevent thrombosis. Quercetin, which is rich in onion, has a high bioavailability. Scientists report that quercetin may help prevent oxidation of low-density lipoprotein (LDL) and provide important protection against atherosclerosis.

4. Comparison of red onion and onion

Red onion originated in Palestine and was introduced to Europe during the Crusades. Although it and onion are "onions", but the shape is very different. Onion, needless to say, round fat appearance deeply rooted in the hearts of the people, and red onion is similar to garlic, each petal has a red to dark purple coat wrapped.

2. Red onion is also different from purple-skinned onion, while purple-skinned onion is very similar to white-skinned onion.

3. The fragrance of red onion is more intense, with the effect of removing fishy smell and fragrance, but the spicy taste is lighter, especially suitable for cooking dishes. Onions, on the other hand, tend to be sweet and spicy, and are often used as accessories in Chinese food, but are rarely used as seasonings.

4. Red onion is often used in Thai dishes. There is also no lack of red onion in Cantonese, Hakka and Taiwanese dishes in Chinese food. For example, red onion is chopped and fried with oil, which is the red onion crispy commonly used in braised pork rice.

5. Common red onion dishes include steamed chicken with red onion, baked ribs with red onion, etc. The fragrance is very long and lasting. It is used to stir-fry meat or make soup, which is very attractive.

6. Red onion is also planted in China, but other cuisines are less used, and many kitchen friends are not familiar with it.

7, red onion although small, from its nutritional value is very high, insomnia, pharyngitis, dysentery and some skin diseases have a good therapeutic effect, but also to dandruff, improve gastrointestinal tension, promote the body's endocrine normal, but also good hypoglycemic effect and better blood pressure effect.