Onion
Onion is a perennial herb that is widely used as a garden vegetable in different countries.
The beneficial properties of onions are due to its rich chemical composition. For health purposes, it is used as a tonic, anti-influenza, anti-inflammatory and laxative.
Bulb up to 15 cm in diameter, membranous, contains 8-14% sugars (fructose, sucrose, maltose, inulin polysaccharide), proteins (1.5-2%), vitamins (ascorbic acid), flavonoid quercetin, enzymes, saponins, minerals . salts of potassium, phosphorus, iron, phytoncides, etc.
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