The efficacy and function of purple onion

Onion is a food ingredient that can play a great role in the body. Onion can dispel moisture and coldness in the body. Therefore, eating onions can effectively prevent colds. In addition, eating more onions can prevent high blood pressure, high blood lipids, blood viscosity and other diseases. There are two types of onions, one with white skin and the other with purple skin. Let’s take a look at the effects and functions of purple onions.

1. Purple onions can dispel wind and cold

Purple onions contain a large amount of allicin, which can dispel wind and cold and promote the secretion of digestive juices in the stomach and intestines. Regular consumption can prevent wind and cold while reducing the occurrence of various adverse symptoms such as indigestion and loss of appetite.

2. Purple onions can dilute the blood

The various trace elements contained in purple onions can directly act on human blood, dilute the blood and dilate blood vessels, relieve high blood pressure and high blood lipids, improve heart function and prevent arteriosclerosis. In addition, the catechols contained in purple onions can promote the excretion of sodium in the body and lower high blood pressure.

3. Purple onions can prevent cancer

Purple onions not only contain natural anti-cancer substances such as anthocyanins and trace element selenium, but also contain a natural anti-cancer substance called quercetin, which can prevent mutations in the body's biochemical mechanisms, effectively inhibit the formation of cancer cells, and also inhibit the regeneration of cancer cells, thus playing an important role in preventing and fighting cancer.

4. Purple onions can prevent osteoporosis

In recent years, Swiss scientists have discovered that purple onions contain a certain amount of calcium, and this calcium is easily absorbed and utilized by the human body. If people eat more purple onions, they can effectively increase bone density and have a good preventive and therapeutic effect on osteoporosis, which is highly prevalent in humans.

5. Purple onions can refresh the mind

Purple onions can help human cells better utilize glucose, lower the blood sugar content, and provide brain cells with sufficient heat energy. Regular consumption of purple onions can not only refresh the mind, but also effectively prevent the occurrence of diabetes. In addition, purple onions also contain some prostaglandin A, a substance that can dilate blood vessels and reduce blood viscosity. It has a certain preventive effect on human hypertension and thrombosis.