The wedge pillow has a unique ergonomic structure and a gradual slope at an angle of 30° in an R-shape in order to maximize comfort, functionality and adaptability to a variety of health needs. The unique sloping design provides optimal support for the back, helps maintain correct body position and helps reduce the risk of pressure sores from prolonged lying down. In addition to supporting the back, the multi-purpose pillow can also be used to elevate the legs or knees, thereby helping to improve blood circulation, reduce swelling and relieve discomfort. In addition, the pillow helps to turn the patient more easily and comfortably, with the ergonomic structure adapted to better support the body during position changes. Designed to facilitate the treatment of patients who are bedridden for a long time or have limited mobility.