Garlic, called Hu and Hu garlic in ancient times, was a famous medical scientist in Ming Dynasty, Li Shizhen, who thought that garlic "can relieve the heat in summer, especially the meat-eating noodles in the north, and it is above the classics." According to different skin colors, it can be divided into purple garlic and white garlic. The garlic petal skin of purple garlic is purplish red, with large petals, few petals and strong spicy taste. It is generally cultivated in spring, so it is also called spring garlic, which is suitable for raw food or seasoning. The garlic petal skin of white garlic is white, with a small spicy taste. It is generally cultivated in autumn, so it is also called autumn garlic, which is suitable for pickling vinegar garlic. In addition, there is a kind of white garlic with small garlic petals, commonly known as dog tooth garlic, which is suitable for raw food.

Garlic is a kind of food with rich nutrition and high curative effect. According to the research, every100g of fresh garlic contains 4.6g of protein, 29.3g of carbohydrate, 0.0mg of calcium, 75mg of phosphorus, 0.03mg of vitamin B/kloc-0 and 0.04mg of riboflavin. Green garlic and garlic sprouts are also rich in vitamin C, the former is 37 mg per 100 g, and the latter can be as high as 120 mg, which is an excellent vegetable for vitamin C supplementation.

Garlic can stimulate peripheral nerves, improve epidermal blood circulation, enhance skin vitality, activate reticular cells and promote metabolism, so it can make skin moist and smooth. Recently, kind of garlic cosmetics, such as garlic nail polish and garlic emollient cream, have been prepared in Japan, which are well received by people.