Jason PowerSmile Mouthwash with Peppermint & Perilla. Contains 3 natural whiteners to polish and whiten without harsh abrasives. Exclusive anti-bacterial Perilla Seed Extract helps prevent tartar build up. Essential Oils of Peppermint leave your mouth feeling fresh. Brightening peppermint Brightens teeth with calcium ascorbate Super fresh breath and naturally brighter smile No alcohol or saccharin Jason Natural PowerSmile Mouthwash is part of the range of natural Jason dental care products. The Jason natural toothpaste and natural mouthwash range is made with only the best ingredients to keep teeth and gums happy and healthy, including fluoride free toothpaste, natural toothpaste with fluoride and fluoride free toothpaste for kids options that will have the whole family smiling. Explore the full range of Jason Natural products, including Jason body wash and natural face cream, available from Big Green Smile.