Jiaogulan tea is a herbal tea has been consumed in China since the 13th century and made its way to the rest of the world. From a ground cover, is a close relative of the cucumber, which can be prepared as a hot or cold tea, have a slightly bitter. It is considered to have a number of beneficial effects on the human body, leaves, and even called vanilla die. Like most other herbal tea, Jiaogulan tea is completely caffeine free.Legend said Jiaogulan tea was first discovered early Chinese emperor. Like boiling drinking any water, to purify it his, he said that Chinese tourists in an area of wild Gynostemma tea growing areas. Some of the leaves found their way into the water, and the emperor's love of tea produced in China to consolidate its whole history of medicine. Centuries later, the tea is still consumed by the large number of residents in Guizhou province, residents are aware of their long-term and healthy life.