A garment deodorant stain protector and method are described. A garment deodorant stain protector may comprise two, distinct pieces—a right side member and a left side member. Each right side member and left side member may comprise a sleeve portion, a torso portion, and a neck portion. A method of protecting a garment from deodorant marks and stains while a person is dressing may comprise: putting on a garment deodorant stain protector; putting on the garment over the installed garment deodorant stain protector; and removing the garment deodorant stain protector.