The invention discloses a dendrobe beverage the formula of which comprises purified water, dendrobe, xylitol, liquorice and vitamin C in a weigh ratio of 10:1:(0.03-0.06):0.001:(0.02-0.06). The dendrobe beverage with the formula provided by the invention has the effects of promoting the production of body fluid to relieve thirst, promoting gastric acid secretion, assisting digestion, strengthening physical health, preventing and treating the high blood pressure of the old, tonifying kidney, benefiting liver, improving eyesight, treating nyctalopia, reducing heat, easing pain and regulating physiological functions, and has the functions of oxygen deficiency, radiation resistance, aging resistance and neurasthenia resistance, also has the function of improving the immunity of human bodies, has obviously easing, regulating and health protecting functions on coronary heart disease, hypertension and glycosuria, and has the effect of enhancing appetite and improving memory for children.