Buckwheat belongs to herbaceous plant, its seed is a kind of food material with rich nutrition value. It contains a lot of linoleic acid and linolenic acid. Often eat a few buckwheat, the mineral such as calcium ion that can complement body place to need, iron ion, and can complement a large number of vitamin, for instance vitamin B1, vitamin B2, vitamin C vitamin E, vitamin P wait for a variety of composition. Not only can enhance the immunity of the human body, nutrition nerve, improve the insomnia and dream-like state, increase the sense of satiety, and can whiten the skin, have the effect of cancer prevention and anti-cancer.