Types Of Onions And Their Effects

There are purple onions and white onions. The similarity between the two types of onions is that they both provide vitamin C and calcium, while red is said to have more nutrients.
Both types of onions are considered superfoods for their anti-cancer, antiviral, antibacterial and antioxidant properties. Many people think that the only difference between purple onions and white onions is in color and flavor, but in fact their nutritional value is different. Purple onions are dark purple in color and are often eaten raw in salads, breads or dips

. White onions have a lighter flavor and skin that is white or ivory white.
The nutritional value of purple and white onions
The similarity between purple and white onions is that they both have a low glycemic index, according to the standard of a glycemic index of 10, which helps to reduce the risk of cardiovascular diseases, diabetes and obesity . .



In addition, they all provide. about 10% of the value of vitamin C as well as calcium per use.
White onions contain 0.5 g of fiber and large amounts of sulfur, but purple onions have been found to be more nutritious.
In principle, the onion that has a stronger flavor has a higher amount of antioxidants. Accordingly, purple onions provide the highest level of antioxidants, and are also better ingredients for cancer prevention and blood thinning than other types of onions. In particular, purple onions have less sugar than white onions
Onions are good for health.



Photo: Beauty.
The use of purple onions
- Strong anti-oxidant:
Purple onions contain 415-1,917 mg of antioxidants, while yellow onions have only 270-1,187 mg. One of the ingredients in purple onions is quercetin, which works to prevent aging.
The purple color of onions is due to anthocyanins (naturally occurring organic color compounds). Purple onions have been found to contain at least 25 different anthocyanins.
- Prevent cancer:
Thanks to more antioxidants compared to white onions, purple onions are more powerful in preventing cancer. The quercetin and allicin in onions have been shown to reduce inflammation, and are beneficial for both cancer prevention and treatment.
Studies have shown that eating onions regularly reduces the risk of stomach, colorectal, mouth, larynx, esophagus and ovarian cancer.



According to one study, the risk of stomach cancer is reduced by 50% if you eat half an onion per day.
- Dilute blood
Both onions can equally thin the blood because they contain many flavonoids (intermediate metabolites) and sulfur compounds. However, purple onions are more effective because they are richer in flavonoids, which thin the blood, dissolve blood clots and filter unhealthy fats.
How to eat onions to get the best results
The antioxidant flavonoids are abundant in the outer layers of onions. It is a mistake to strip off so many of these shells, you accidentally lose a lot of precious nutrients. According to a recent study, if you peel the first two layers of onions, you have 75% of the naturally occurring antioxidants removed.
Experts also recommend that eating at least 3 onions per week can prevent cancer. For good health, include onions in your diet, at least one red onion per week.




Cold day, miss onions. Because onions have very good therapeutic effects on a group of diseases caused by cold, runny nose, stuffy nose or viral fevers.
Onions have the scientific name Allium cepa, the part used by the onion is the onion body, also known as the bulb. This is a vegetable that has been commonly used in Europe from ancient times to now in daily meals. In our country, onions are also often used to fry with meats, to make vinegar oil and to eat raw.
Effects on Respiratory: There are many stories about the great preventive effects of onions. Here is an example: in 1919 there was an influenza pandemic that killed more than 40 million people, a doctor visited farmers to see how they could fight the plague, by many farmers and their families. infected and many people died.



The doctor visits a farm and is surprised to find that everyone is healthy. When asked why everyone is doing this, the woman said she had left an unpeeled onion on a plate and placed it in every room of the house. The doctor did not believe it, asked to bring the onions back and look under the microscope, surprisingly, filled with flu virus inside the onion. It turned out that the onions had absorbed all of the viruses and the whole family was healthy.
When you have a cold, onions are the most effective medicine
Scientists have shown that onions contain phytoncides, such as allicin, that have strong antibacterial properties, which kill infectious bacteria, including E. coli and Salmonella. You can use a large onion, peel off the outer shell leaving only the white onion, cut off the tip of the bulb and put it in a corner in the room. Onions will emit small molecules that can kill bacteria, clean the air in the room, especially when there are young children or people with the flu.



Use until wilted, then replace with another bulb.
Onions have a very good therapeutic effect on the group of diseases.

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