Onion : benefits and virtues

Onion excellent for the skin

The onion (Allium cepa) is a bulbous plant that belongs to the Liliaceae family and can grow more than 1 m high when in flower.

Unknown in its natural state and today widely present on all continents, the onion was one of the first food plants cultivated by man.

Onion benefits

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It is known for its many virtues and health benefits.

  • Vegetable garden: growing onions successfully
  • Cooking: recipes with onions

Onions and their health benefits

Appreciated for both its taste and its nutritional virtues, white, yellow or red onion is both a vegetable and a condiment, known above all for its diuretic, stimulating and anti-bacterial properties.

  • Rich in polyphenols and a source of selenium and copper, onion is a food with antioxidant properties. It protects the body against free radicals that accelerate the aging of cells, seems to reduce the risk of certain cancers and helps the immune system and nervous system to function properly.
  • Onions are also excellent for healthy skin and hair.
  • Thanks to its diuretic effects, raw onion is recommended for people suffering from kidney failure or prostate disorders.
  • The quercetin contained in onions is especially recommended for people suffering from hypercholesterolemia: associated with a healthy diet, onions have the power to reduce “bad” cholesterol in the blood.
  • The emollient and softening action of the cooked onion makes it an effective pectoral in case of strong cough. In addition, its mucolytic properties have a positive effect on the prevention of respiratory infections.
  • Cooked onions stimulate the appetite and digestion. It helps fight flatulence and constipation and has “cleansing” virtues.
  • In local application, a slice of raw onion is an effective antibiotic in case of skin infection (boils, panaris), insect bites or itching thanks to its anti-inflammatory and anti-infectious action.

Growing onions for their benefits

  • To obtain a correct development and a good maturation of the bulbs, plant your onions in full sun. As for the soil, avoid soil that is too clayey and prefer light, loose and well-drained soil. You should also know that onions do not tolerate acidity well. The best results are obtained in siliceous clay soils.
  • There is no point in trying to grow onions in a pot, they would not be comfortable and would not develop properly.
  • Vegetable garden: growing onions successfully

Onions in the kitchen for their benefits

Fresh, raw onions are eaten raw in salads and sandwiches. However, care must be taken, as raw onions can be poorly tolerated by fragile intestines.

The cooked onions can be eaten stuffed, in cakes, fritters, in puree, incorporated into the soup or au gratin.

It accompanies and enhances meat and fish, goes well with most vegetables and is also used in sauces and pâtés.

Fresh onion bunches will not be kept in the fridge for more than one week. Dry onions can be stored in a dry place, away from light, to prevent them from sprouting.

Cooking: recipes with onions

Nutritional intake

Raw onion yields an average of 43 kcal/100 g, and when cooked about 30 kcal/100 g.

Onions are very rich in vitamins, trace elements, calcium, phosphorus and magnesium.

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