2, Dendrobium and wolfberry, American ginseng, is a common daily health care products, can be used in medicine, tea, stew and so on. But dendrobium has more kinds, *** there are more than 10 kinds, can be used for medicine have dendrobium, dendrobium, dendrobium, dendrobium, dendrobium, dendrobium, dendrobium, dendrobium, which dendrobium efficacy of the best. The efficacy of Dendrobium is mainly to nourish yin and promote the production of fluids, benefit the stomach, and clear heat, which can be used for dry mouth and tongue due to deficiency of yin and fluids, irritability, loss of appetite, nausea and dry vomiting, post-disease deficiency and heat, and blurred vision.