Essential Oxygen"s Food Grade Hydrogen Peroxide Solution 3% is a highly effective solution for household disinfection, laundry clothing brightener, fruit and vegetable wash, sparkly oral rinse and first aid "must-have-on-hand". *It is primarily used as an antiseptic, anti-bacterial mouthwash that promotes healthier gums, calms tooth sensitivity, treats canker sores, breaks up tartar, conquers bad breath and stops stankin" morning mouth.*Many of our customers also utilize Essential Oxygen Food Grade Hydrogen Peroxide Solution - 3% for gently whitening teeth, and its powerful 1st aid effects on Gingivitis, bacterial gum pockets and receding gums.* • Hydrogen Peroxide 3%, Purified water.