1. Characteristics and nutritional value of purple onion

Purple onions have the scientific name of Allium Ascalonicum, now they are grown all over the world. Purple onion is a herbaceous plant, with large round bulbs, dark purple outer shell. Red onions are often prepared to be eaten raw in salads, breads or dips. Note, when eating purple onions, do not peel off too many purple peels, because this peel contains up to 75% antioxidants, which is very good for health.

In terms of nutritional value, according to many studies, purple onions contain many nutrients and the content is also higher than white onions. Purple onions contain antioxidants with a content of 415-1917 mg (white onions only have 270-1187 mg). Red onions also contain high levels of vitamin C, biotin, chromium, calcium, vitamin B6, folic acid, sulphur and fibre which are very good for health. These nutrients all bring benefits to the body, each ingredient has its own use.

2. What are the benefits of purple onions?

“What is the effect of purple onion” must be a question of many people, because this is a very familiar spice in every family. Some of the great effects that red onions bring include:

• Cancer prevention: According to many studies, antioxidants and phytochemicals such as disulphide, trisulphide, cepaene and quercetin in red onions have been shown to reduce inflammation, treat and prevent cancer. In addition, eating purple onions regularly also helps improve digestive problems such as bloating, indigestion, bad appetite, stomach, colorectal and gallbladder disorders.
• Treatment of anaemia: Red onion contains a fairly high iron content, which has the effect of helping to treat anaemia. Every day, you should eat 1 red onion to increase the body’s iron content. In addition, red onion also contains chromium, a substance that has the effect of reducing insulin levels in the blood, significantly improving glucose levels, helping to limit the amount of sugar absorbed into the body.
• Protect cardiovascular health: Eating purple onions will help reduce cholesterol and triglycerides. Besides, the sulphur compound in purple onions also has an anti-blood clot effect. Quercetin in red onions serves to prevent arteriosclerosis by removing plaques, thereby minimising the risk of heart attack.
• Improve respiratory problems: the anti-inflammatory effect of red onion will help relax the muscles of the respiratory tract and reduce the symptoms of asthma along with bronchitis. Not only that, it is also very effective in treating and preventing respiratory diseases such as coughing, sneezing, colds, flu and runny nose
• Anti-inflammatory and bactericidal, repel diseases caused by toxins in food: Purple onions contain substances with antibacterial effects, eliminating toxic substances in the body. From there, it helps treat diseases caused by food toxins, destroys infectious bacteria, such as E.coli bacteria, salmonella bacteria. In addition, phytochemicals in red onions also help reduce the risk of stomach ulcers..

  Protect the digestive system, prevent constipation: The abundant source of fibre in red onions has a very effective effect and promotes the growth of beneficial bacteria in the intestine, anti-constipation very well. Therefore, eating an onion every day will help you improve constipation.

  Increase breast milk production: Eating purple onions will help the breastfeeding mother release more milk. Before eating, it is necessary to consult a doctor for advice on how to eat properly.

• Treatment of high blood pressure: Red onions are low in calories, quite high in potassium, but low in sodium and no fat. The effect between potassium and sodium will help regulate blood pressure in the elderly, red onion also helps increase the elasticity of blood vessels and has an effective effect in reducing blood pressure. This is a natural way to reduce blood pressure.
• Blood thinner: Red onion is rich in flavonoids, an intermediate metabolite, which has the effect of thinning blood, dissolving blood clots, and at the same time helping to purify the blood, filter unhealthy fats.
• Symptomatic treatment of tuberculosis: According to studies, red onion has high antiseptic and antibacterial properties. Therefore, it can inactivate the bacteria that cause tuberculosis. It is recommended to eat onions with salt to bring higher efficiency.
• Cure pimples: It is known that the essence in purple onion has the effect of reducing acne, acne scars, etc. quite effectively. For warts, red onion also helps acne deflate and then disappear.
• Reduce hair loss: According to a study, applying onion juice on the scalp twice a week for 2 months will improve breakage, help hair grow back quickly. This is a very easy method to implement, the cost is low and brings unexpected results.

Red onion is indeed a food that is worth using because of the great effects it brings to human health. Hopefully, with the uses listed above, it will help you answer the question “What are the effects of purple onions?”. Try starting with red onions with different dishes, depending on the purpose of use that are prepared accordingly. According to experts, to prevent cancer cells, you should eat at least 3 purple onions in a week.