Date: mature fruit of rhamnaceae deciduous shrub or small tree plants. Chinese jujube cultivation is very wide, to the north reaching Jinzhou in Liaoning, North Town area, yield of Shandong, Shanxi, Gansu, Anhui, Zhejiang is quite high. Well-known varieties, including Ziziphus jujube, small fruit, more sugar, Jin jujube, large fruit, oval, thin skin, flesh, small nuclear, sweet, mature in late September. Jujube has a long history, since ancient time it has been classified as "five fruit" (peach, plum, plum, apricot, jujube). The most prominent feature of jujube is high vitamin content. Abroad, a clinical study showed: patients continue eating jujube, healthy recovery faster than simply eating three times more vitamin pharmacy. Therefore, it is called "natural vitamin pills" in the world. Jujube fruit hypertrophy, fine color delicious sweet, rich in protein, fat, carbohydrate, vitamins, minerals and other nutrients, the jujube is always Qi, nourishing, soothe the nerves of the health care Jiapin, hypertension, cardiovascular disease, insomnia, be very beneficial to patients with anemia. Jujube is not only the high quality goods for health care, but also the high quality goods for skin care beauty. Jujube contains a lot of carbohydrates, mainly glucose, but also contains fructose, sucrose, glucose and fructose by the composition of oligosaccharides, arabinan and semi-aldehyde polysaccharides such as milk; and contains a lot of vitamin C, the nuclear flavin, thiamin, carotene, niacin and other vitamins, has a strong nourishing effect, can enhance immune function, enhanced disease resistance.