People with a bad stomach had better eat it after heating, so as not to cause diarrhea.
Onions have unique health care functions:
Onion contains minerals such as calcium, phosphorus and iron, and contains many vitamins.
2. Onion contains protein, sugar and crude fiber.
3. Onion is the only plant containing prostaglandin A. Prostaglandin A contained in onion is a powerful vasodilator, which can reduce the resistance of human peripheral blood vessels, promote the excretion of sodium salt in the body, reduce blood viscosity, narrow blood vessels and prevent thrombosis.
4. Onion can reduce serum cholesterol.
5. Disulfide contained in onion can lower blood sugar and increase the concentration of insulin in plasma. It is very beneficial for elderly diabetics to eat it regularly.
6. Among all kinds of vegetables, the content of trace element selenium in onion is high. Selenium is a strong antioxidant, which can delay aging. At the same time, selenium can also scavenge free radicals in the body, enhance the vitality and metabolic ability of cells, and have the effect of preventing cancer.
Therefore, onions have high medicinal value.
Onions should be eaten raw, cold and fried in warm oil. At the same time, you can try scrambled eggs with onion or pork liver with onion, as well as fried noodles and noodles. You can put some onions in it, but it's delicious!