Onion (Al Li um) is a bulbous vegetable related to chives, garlic, spring onions, shallots and leeks. They contain high levels of ANTIOXIDANTS and sulfur-containing compounds that have been linked to reduced cancer risk, lower blood sugar and better bone health. The highly versatile onion is a great flavor and can be cooked in any way without losing its goodness. You can bake, boil, grill, fry, roast or sauté things and even eat them raw. Onions come in many sizes, shapes and colors, but apparently red onions are the best because their pigmentation is due to the presence of ANTHOCYANINS. The taste of onions ranges from mild and sweet to sharp and spicy depending on the variety, season and age. They can be consumed before they are ripe, the youngest being spring onions and spring or summer onions. Red onions are called SPAIN or PURPLE onions and are very mild with a sweet taste.
There are four varieties: TURD A onions from central Romania with a special aroma TROPE A onions from Italy with a distinct and sweet taste WETHERSFIELD red onions from the USA CONNECTICUT red onion, also from the USA. Red onions have more health benefits than white onions. They provide ten percent of the vitamin C RDA, but red onions contain MORE antioxidants. Although white onions have more fiber and sulfur, red ones have more FLAVONOID and anthocyanins. For example, the total anthocyanin content determined by the pH differential method averaged 0.75 mg per 100 g fresh weight for white onions, 9.64 mg per 100 g for yellow onions, and a whopping 30 mg per 100 g for red onions. So the anthocyanin content of onions is red>yellow>white. The average flavonoid content of onions with three different colors is 36.64 and 111.10 mg per 100 g for yellow and red, respectively, while white onions contain none.
Red onions are also a more effective natural blood thinner than white onions because they contain flavonoids that help thin the blood. Additionally, the phytochemicals in red onions help boost the immune system. They are also rich in vitamins K, B6 and C. However, the phytochemicals act as a vitamin C stimulant in the body. The fiber in red onions aids digestion and prevents constipation. From minerals, red onion contains CALCIUM, MAGNESIUM, POTASSIUM, CHROMIUM, IRON and MANGANESE. It also contains folate and thiamine. Chromium is good for people with diabetes because it affects blood sugar levels by slowing down and controlling the release of sugar into the body. Since chromium affects insulin activity, its deficiency can cause weight gain, so if you want to lose weight, eat red onions! Antioxidants in red onions include QUERCETIN. Antioxidants fight free radicals, which are toxic organic waste. However, they are considered dangerous because they can cause cancer by mutating their DNA. For this reason, quercetin is most valued, as studies show that it can even reduce the spread of cancer through the body. Interestingly, studies have shown that eating half a red onion every day can cut your risk of stomach cancer in half. For example, in Georgia, USA, where red onions are grown, the number of stomach cancer cases is half the US average. Similar data come from China, where red onions are mainly used. Quercetin also helps regulate blood pressure. According to a University of Utah study, this antioxidant may reduce the risk of heart disease and stroke. Quercetin is also anti-inflammatory, so it benefits people suffering from allergies, asthma and arthritis. The anti-inflammatory effects of red onion help people suffering from acne.
Applying red onion mixed with honey or olive oil to the affected areas of the face reduces redness and swelling. If you are stung by a bee or a wasp, apply a red onion to the injured area and the burning will be relieved immediately. Red onion helps neutralize the harmful effects of a cocktail of substances injected by these stinging insects, which includes mast cell de granulation protein, hyaluronic acid, acid phosphatase, LY so phospholipase, histamine, dopamine, norepinephrine and serotonin. Red onion is a very low-glycemic GI food, so it is ideal for dieting. In addition, 25 g contains only 11 calories and zero fat. If you have ringing in your ears due to tinnitus or ear pain, a few drops of red onion in your ear may help. Does red onion have side effects? Some people, especially those with onion allergies, do. Onions cause them itchy eyes, redness and rashes. It can also cause them to vomit and have an upset stomach. All in all, red onions are full of antioxidants and can help fight several diseases. They have a high content of quercetin and are part of a healthy diet. If you know what you're doing, the above will help you get and retain the essential minerals your body needs from red onions.
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