Beef tendon is rich in collagen protein and has a lower fat content than fatty meat, and does not contain cholesterol.It can enhance cellular physiological metabolism, making the skin more elastic and resilient, thereby delaying skin aging.Beef tendon is rich in collagen protein and has a lower fat content than fatty meat, and does not contain cholesterol.It can enhance cellular physiological metabolism, making the skin more elastic and resilient, thereby delaying skin aging.