Onions were originally produced in Central Asia and West Asia, and are now planted throughout the north and south of China, onions are rich in potassium and vitamin C and folic acid and other nutrients, onions have a very good sterilization and anti-inflammatory as well as refreshing and healthy, as well as to remove the phlegm diuretic function.

In addition, onions can also remove some of the oxygen free radicals in the body, so onions have the function of delaying aging as well as enhance the body's metabolism, the function of preventing osteoporosis, I have to say that onions are a very suitable for middle-aged and elderly people's health food.

What are the specific effects of onions?

One, the onion can to some extent promote the body's digestion.

This is because the onion is rich in vitamins and volatile oils, has a strong stimulation of the human digestive glands secretion, which can play a very good stomach, as well as promote the effectiveness of digestion.

The onion has a very good antiseptic and anti-inflammatory effect.

Onions can effectively kill some staphylococcus and streptococcus as well as dysentery bacilli and diphtheria bacilli inside the body, which can keep the body in a very good state of health.

Three, onions also have a very good phlegm, diuretic function.

This is because the onion contains phytocides have a very good sweat, prevent colds and inhibit bacterial growth, antiseptic effect. Onions contain quercetin substances, in the body of the flavonol induced by a series of reactions, the formation of a medicinal ligand. This medicinal ligand has a very good diuretic effect, onions are often used in clinical practice to assist in the treatment of nephritis and other diseases caused by edema.

Four, onions have a very good refreshing effect.

This is because the onion contains allicin can stimulate the human lacrimal gland secretion of tears, while there is a very good effect of refreshing, so that can promote human metabolism, enhance the human body's physical strength can also eliminate fatigue, improve concentration. In addition to these, the onion also has a very good promotion of brain activation effect.

Fifth, onions can also prevent cerebral thrombosis.

This is because there are some onions that can activate the active ingredient of hemolytic fibrinogen, which can play a good role in preventing platelet coagulation. Some patients suffering from cerebral thrombosis can eat more onions in daily life.

Six, onions are beneficial to human cardiovascular health.

Cyclic allicin contained in the onion is a particularly effective, able to reduce the composition of human blood lipids, so that the onion is often used to fight atherosclerosis. Onions also contain prostaglandins which are a good vasodilator as well as a softener, reducing the resistance of blood vessels and coronary arteries of the heart.