What are the benefits of onions? What are the benefits of eating onions for men?

　　onion

　　Introduction: The edible part of an onion is the fat underground bulb (that is, the onion). The rhizome is covered with a thin layer of skin (white, yellow or red), and inside are layers of white or light yellow flesh. Chinese people are often afraid of its unique spicy aroma, but abroad it is known as the "Queen of Vegetables". Onions with strong aroma are rich in nutrients. They are a world-wide nutritional vegetable and a good seasoning food.

　　Season: spring, summer

　　The functions and functions of onions

　　There is no fat in onions, but they contain volatile oils, which in turn contain substances that can lower cholesterol. Onions also contain prostaglandin-like substances and ingredients that can activate blood fibrinolytic activity. These substances are strong vasodilators, which can reduce the resistance of peripheral blood vessels and cardiac coronary arteries, counteract the effects of catecholamines and other blood pressure-raising substances in the human body, and promote the excretion of sodium salts, thereby lowering blood pressure. right Hyperlipidemia It is especially beneficial for patients with cardiovascular diseases such as hypertension and hypertension.

　　How to pick onions

　　When purchasing onions, the drier the skin, the better, and the tighter the wrapping, the better.； From the outside, it is best to see the brown texture in the transparent skin.

　　There are two types of onions: orange-skinned and purple-skinned. Onions with orange skin have thicker layers, more moisture, and a crisper texture.； Purple skin has less moisture and each layer is thinner. The yellow-skinned ones are sweeter, while the purple-skinned ones are spicier.

　　Onion making tips

　　1. Cut off the root of the onion, peel off the old skin, and wash away the sediment. It can be eaten raw or cooked. Dishes using it as raw material include "fried shredded pork with onions", "braised pork chops with onions", etc.

　　2. Onions are also one of the main vegetables in Western food and can be used to make soups, ingredients, condiments and cold dishes. It is not advisable to heat it for too long. A slightly spicy taste is better.

　　3. Do not consume it in excess, because it easily produces volatile gases. Excessive consumption will cause flatulence and excessive exhaust, which will cause discomfort to people.

　　How to preserve onions

　　2-3 months, keep it dry in a ventilated place when storing.