Although germinated onions are not poisonous, their taste and nutritional value will be greatly reduced. "After the onion germinates, the nutrients in the scales will be transferred to the top for bud growth, resulting in a decline in nutrients. In addition, the germination of onion will affect its commodity value, and its taste is also spicy. Therefore, onions should be placed in the sun for a period of time, and then placed in a ventilated and dry place to avoid germination. "
Who is suitable for eating onions? How to eat onions is the healthiest?
Onions are rich in nutrition. It is not only rich in potassium, vitamin C, folic acid, zinc, selenium, fiber and other nutrients, but also contains two special nutrients that other vegetables do not have-quercetin and prostaglandin A, which makes onion have many irreplaceable health effects.
Among them, the following people eat onions the healthiest:
1. Patients with hyperlipidemia: The characteristics of onion make it have the functions of dilating blood vessels, reducing the resistance of peripheral blood vessels and coronary arteries, resisting pressor substances such as catecholamine in the body and promoting sodium excretion. According to experiments, patients with coronary heart disease eat an average of 50~75 grams of onion every day, which is stronger than the commonly used lipid-lowering drug Anemone.
2. Diabetic patients: Prostaglandin A and sulfur-containing amino acids contained in onions can dilate blood vessels, lower blood pressure and regulate blood lipids, which is conducive to the prevention of diabetic complications.
3, people with knee pain: red wine soaked in onions is a remedy for knee pain. Peel, clean and cut three onions into small pieces to dry, then put them in a container, pour in a catty of wine, seal them with a lid and put them in the refrigerator for a week. After a week, you can drink and eat onions.