The present invention is to offer a gas mist inhaler which is simple and has excellent effects by using physiological actions of carbon dioxide or oxygen. The gas mist inhaler comprises a gas supply means 110 of supplying oxygen, carbon dioxide, or mixed gas of oxygen and carbon dioxide, a gas mist generation means 120 connected to the gas supply means 110 as well as having a liquid storage of storing a liquid, a nozzle of supplying gas under pressure, a liquid suction pipe of sending the liquid to the front end of the nozzle, and an air hole 127 of taking in outside air the gas mist inhaler further comprises a gas mist generation means 120 of generating a mist prepared by pulverizing and dissolving the liquid and gas and an inhalation member 140 connected to the gas mist generation means 120 and having an inhalation port of inhaling the gas mist into the living organism, the above mentioned gas mist generation means 120 further has a gas introduction means of supplying gas into the gas mist generation means 120, independently of the above mentioned nozzle, thereby to heighten the supplying pressure of the gas mist into the inhalation member 140.
