PURPOSE: A catalyst filter of a food waste treatment apparatus is provided to improve the energy consumption efficiency by reducing necessary power usage amount for removing bad smell. CONSTITUTION: A catalyst filter of a food waste treatment apparatus comprises a deodorizing unit(100a) and a heater rod(100b). The deodorizing unit is installed in the inside of a case(200) with an inlet and an outlet. The deodorizing unit includes circular discs(110) successively formed in a spiral shape. The heater rod is combined with the deodorizing unit, and transfers the heat to the deodorizing unit.
