Onions as the origin comes from the steppe regions of central and western Asia, probably in Afghanistan today. It is one of the oldest cultivated plants, being consumed by approx. 5,000 years ago, he cultivated as a herb, spice and vegetable.

Onion, a common ingredient added to your cuisine has a lot of qualities that you might have overlooked before. Benefits of eating onions definitely exceed your expectations, this vegetable is a real pharmacy concentrated in a bulb.

Onion support brain and heart health, strengthens bones, helps digestion and reduce the risk of developing cancer even. Here's one reason why you should think twice before to avoid eating onions, just because you give a breath smelling unpleasant for some.

Pungent smell of onions is given allyl sulfide, a sulfur-containing compound known for his qualities that protects blood vessels against problems caused by cholesterol. A glass of milk, drinking after eating onions greatly reduce or unpleasant smell.

Also, onions can compensate for oxidative injury to the muscle fibers and tissues in the body caused by excessive physical training.It contains quercetin, a flavonoid that helps prevent oxidative stress in the brain after long workouts.

Frequent consumption of onion reduces the risk of developing cardiovascular disease and certain cancers.

The nutritional value of onions is also appreciated. 100 grams of onion contains 44 calories, 1.4 grams of dietary fiber. But the onion is a food rich in vitamins A, B6, C and E which are added the sodium, potassium, iron and folic acid.