2, rooibos is a perennial rooted plant, in our lives, there are people call it wild hemp, safflower grass, ze lacquer hemp, which grows in Xinjiang Yuli County, Luobu Plain, with lower blood pressure, blood lipids, delay aging, beauty, promote digestion, improve sleep and other efficacy, however, the rooibos is also a certain degree of toxicity and side effects, because it is a kind of medicine, the so-called three poisons of the medicine, rooibos can not be the exception.