The utility model discloses a facial pressure-relaxing mat, relates to the field of medical supplies and provides a facial pressure-relaxing mat which can be placed between an oral-nasal mask or a nose mask of a noninvasive ventilator and the face of a patient and can be used for preventing the oral-nasal mask or the nose mask from causing pressure sores on the skin of the nose, the forehead or the jaw of the patient. The facial pressure-relaxing mat comprises a mat body, a viscous layer and a protection film, wherein the mat body is made of a flexible material; two cheek protecting parts are arranged on two sides of the mat body; the upper part of the mat body is a forehead protecting part; a nose passing groove is formed between the two cheek protecting parts; the viscous layer is pasted to one surface of the mat body; the protection film covers the viscous layer. According to the facial pressure-relaxing mat, the mat body is pasted to the face of the patient through the viscous layer; the flexible mat body is placed between the face of the patient and the oral-nasal mask or the nose mask; the discomfort of the patient can be relieved; the pressure sores on the skin of the nose and the forehead of the patient can be avoided.