Filtering mouthpiece for cigarette

The utility model relates to a filtering cigarette mouthpiece comprising a hollow cigarette mouthpiece and a suction nozzle of which one end is in screw connection with the cigarette mouthpiece. The utility model is characterized in that annular lug bosses are respectively arranged in the cigarette mouthpiece and the suction nozzle; the end face of each of the two annular lug bosses is provided with a screen net; an adsorption and filtration body for activated carbon is arranged between the two screen nets; further, a copper sleeve and an oil remover can also be arranged in the cigarette mouthpiece. When the utility model is used, poisonous and harmful substances in smoke gas can be effectively removed. The utility model has the advantages of simple structure, convenient operation, and repeated use.