Dendrobium has the effects of benefiting the stomach and generating fluids (nourishing the stomach by replenishing the fluids in the stomach), nourishing yin and clearing heat (nourishing the yin essence and clearing heat). It is mainly used for treating heat illness with fluid injury, dry mouth and thirst. Dendrobium is the dried stem of Dendrobium orchidum, sweet in taste, slightly cold in nature, belonging to the stomach and kidney meridian. It has the effect of benefiting the stomach and generating fluids, nourishing Yin and clearing heat. The main treatment of fever and fluid injury, dry mouth and thirst, gastric yin insufficiency (lack of yin fluid in the stomach), less food and dry vomiting, after the disease of deficiency fever does not go away, yin deficiency and fire (the body of yin and essence loss, the emergence of deficiency and fire exuberance), bone vapor and labor heat, dark and unclear eyes, impotence of the muscles and bones. It should be noted that Dendrobium is cold in nature, and it is not suitable for people with cold spleen and stomach, and it is recommended to take it under the guidance of traditional Chinese medicine practitioners, so as not to delay the condition or produce adverse reactions.