Facial mask packaging bag

The utility model provides a facial mask packaging bag which comprises a bag body, a bottle body for storing essence is arranged at the upper end of the bag body, internal threads on an outer cover are meshed with external threads on a cylindrical shell, a diaphragm is arranged on the lower side of the inner wall of the cylindrical shell, and a heating assembly for heating a facial mask is arranged on the outer wall of the bag body. According to the mask bag, the mask paper and the essence are separately arranged, the situation that the mask and the essence are mixed together for packaging, chemical action is generated between the mask and the essence, and the use effect of the mask is affected can be avoided, and compared with a mask bag body which is prone to deformation in texture, the bottle body can better protect the essence; by arranging the heating assembly on the outer wall of the bag body, when the facial mask is used in winter or other low-temperature environments and before the facial mask is take