The invention discloses a multifunctional blackhead suction beautifying instrument. The instrument comprises a casing and a suction nozzle; the suction nozzle is mounted at one end of the casing and communicated with a suction mechanism in the casing; the instrument further comprises a heating mechanism mounted on the casing and used for heating; the heating mechanism comprises an outer frame, anelastic film and a heat generating piece, the outer frame is fixedly connected with the casing, the elastic film is fixed in the outer frame and sinks towards the interior of the casing, and the heatgenerating piece is attached to the inner surface of the elastic film and used for heating the elastic film. Through the mode of enlarging pores of the skin, the multifunctional blackhead suction beautifying instrument reduces the difficulty of removing blackheads and improves the effect of removing the blackheads of the nose.