The benefits of keeping onions at home

Onion is a very common and cheap home-cooked dish. Its meat is tender, its juice is spicy and light, its quality is good, and it is suitable for raw food. Originated in West Asia, it is cultivated in all parts of China and supplied all the year round. The edible part of onion is the underground hypertrophy bulb (onion head). Abroad, it is known as the "queen of vegetables" and has high nutritional value.

Medicinal value and efficacy

The main components of onion are sulfur compounds, flavonoids, phenylpropanoids, steroidal saponins, nitrogen compounds, prostaglandins and trace elements such as calcium, iron and phosphorus. These components have different pharmacological effects, among which sulfur compounds have antibacterial and anticancer effects, nitrogen compounds have hypoglycemic and hypolipidemic effects, and flavonoids have antioxidant effects.

Onions, also known as shallots, are spicy and slightly sweet. It is a kind of food with high nutritional value and good cooking ability. Onions have many benefits to the human body. Let me talk about the beneficial effects of onions on human body.

Methods/steps

First, dispel cold and prevent colds.

Onions are spicy and slightly warm. It has the effect of dispelling cold.

Eating onions raw can prevent colds. Among onions, white-skinned onions are suitable for raw food.

Second, help digestion.

Onions are spicy and can stimulate the secretion of gastrointestinal digestive glands.

Thereby increasing appetite and helping digestion.

Third, put blood pressure.

Onions have a good effect on lowering blood pressure and blood sugar.

It can also prevent thrombosis.

People with high blood pressure, hyperlipidemia and hyperglycemia eat onions, which is very good for their health.

Fourth, anti-cancer and anti-aging.

Onion contains trace element selenium, so it can enhance human metabolism.

So onions have anti-aging and anti-cancer effects.

Fifth, prevent osteoporosis.

Onions can increase bone density. Eating more onions helps to prevent osteoporosis.

Therefore, onion is a good health care product for the elderly.

Sixth, it can be sterilized.

Onion contains allicin and other fungicides, so onion has a strong sterilization and disinfection effect.

Other drug effects

Prostaglandin A contained in (1) is a strong vasodilator, which can antagonize pressor substances such as catecholamine, promote sodium excretion and lower blood pressure.

(2) Sulfide can promote fat metabolism, reduce blood lipid and prevent arteriosclerosis;

(3) Flavonoids contained in onions can reduce the viscosity of platelets. Eating onions often can prevent thrombosis and reduce the probability of myocardial infarction and cerebral thrombosis.

(4) Onion contains organic matter similar to methanesulfonic acid, which can obviously reduce the blood sugar content;

(5) It contains sulfide and trace element selenium, and has inhibitory effect on gastric cancer, esophageal cancer, colon cancer and breast cancer.

(6) The volatile oil contained in onion can help the elderly to improve their sexual life.

(7) Onion can improve the bone density of experimental mice, and eating onion often can prevent osteoporosis;

(9) Onions are rich in vitamin C and nicotinic acid, which can promote the formation of intercellular substance and the repair of damaged cells, and make the skin smooth, ruddy, elastic and have a cosmetic effect. Contains sulfur and vitamin E, which can prevent unsaturated fatty acids from producing lipofuscin pigment and prevent senile plaque.