It’s a simple and non-invasive way to change the color of the tooth. The resulting effect of white teeth makes face appear younger and more pleasing to the eye. Before proceeding with bleaching, a professional cleaning is recommended to remove any coatings and stains. Discoloration can be cause by things such as coffee, wine, tea, and cigarettes. To ensure that the results of the bleaching can be maintained, professional cleanings are recommended twice a year. Depending on one’s lifestyle, the results can last several years.