Abstract: There is provided a cold and warm fomentation device including a cylindrical case, an upper portion and a lower portion of which are opened, a far-infrared ray ceramic plate formed of a material emitting a far-infrared ray and coupled to the case, a thermoelectric element such as a Peltier element, configured to apply heat to the far-infrared ray ceramic plate, a cover coupled to an upper portion of the case to fix the far-infrared ray ceramic plate, and a temperature adjusting circuit unit configured to adjust a direction and an intensity of a current supplied to the thermoelectric element.