Hydroxy Cool Sense Mouthwash from OxyLife is made from 100% food grade ingredients. It s chlorine-free and alcohol-free and comes in a Cool Mint flavor. Use mouthwash at least twice a day for best results. Your gums and teeth will have never been so healthy! Ingredients include 35% food grade hydrogen peroxide purified water vegetable glycerin grapefruit seed extract and natural mint flavoring.