The Latin has this vegetable is Allium cepa, the English onion, which means “one single”. From the nutrients, the onion contains a lot of carbohydrates, in small amounts of plant protein and fat.
But the true value of the onion nutrition comes from the content of vitamins and minerals. It is a real treasure trove of vitamins, minerals, oligoelements, herbal hormones …
Contains potassium, sulfur, vitamins B1, B2, C, K, beta carotene. It is thought that the onion helps in a wide range of diseases, from a common cold to heart disease, diabetes, osteoporosis, also rheumatism, and some other diseases. It contains chemical compounds that are believed to have anti-inflammatory, anti-cholesterol, anticancer and antioxidant properties.
One of those chemical compounds to which many valuable properties are prescribed is quercetin. Quercetin has anticancer effects. It belongs to the group of plant pigments called flavonoids that dissolve in water. It acts as an antihistamine and also has anti-inflammatory properties.
Lowers bad cholesterol
Among the most evident effects of quercetin are strong antioxidant properties. It reduces the oxidation of LDL (bad cholesterol), which therefore protects the heart.
Fight against cold, cough and bronchitis
In the onion, there are many ingredients that act bactericidal, ie fight against bacteria and other microorganisms that have caused various inflammation. Bacteriostats in the onion give it its healing properties. Therefore, it is often recommended for colds, cough, acute and chronic bronchitis, asthma and other inflammatory diseases.
Purifies blood vessels, prevents atherosclerosis
In addition, the onion purifies the blood, purifies blood vessels and prevents atherosclerosis.
Destroys intestinal parasites
It destroys intestinal parasites, also helps with constipation. It is a great diuretic, and it acts preventively in infections. In folk medicine, it is used for massage, as a means of alleviating cough and also protects the heart.
Prevents clogging the blood vessels
Consuming two hundred grams of fresh onion daily will reduce the risk of clogging the blood vessels.
Protecting you from free radicals
It is a rich source of selenium, combined with vitamin E, which stores cells from the harmful effects of free radicals.
Against Parkinson’s and Alzheimer’s
It nourishes the nerves, promotes digestion and acts against cramps. It improves memory and also protects the body from harmful toxins. Onion also delays the aging of the brain and is a dam against Parkinson’s and Alzheimer’s disease, and the syrup prepared from onions is a great remedy against insomnia.
There are several types of onions that differ in color and taste.
In this way, we distinguish purple, yellow and white onions.
The yellow onion is the most senior representative and it can be stored for the longest. It contains the most quercetin, a powerful antioxidant with proven anti-inflammatory, antiallergenic and anticancer effects. The purple onion is known for being the sweetest of all types of onions. Extremely rich in quercetin, it also contains healing anticynans, ingredients that prevent the occurrence of various cardiovascular diseases and cancer. White onions have a relatively mild taste and therefore contain moderate amounts of quercetin.