Tooth whitening, also called bleaching, is a process of lightening and removing stains from a tooth. This process bleaches the enamel and dentin, the principal mass of a tooth, and brightens the discolored teeth.

Dentists advise on the many methods of tooth whitening available in the market. Some of the methods of tooth whitening are the use of over-the-counter whitening systems; dentist dispensed at-home products, laser tooth whitening method; Loaded Tray Teeth Whitening method and in-office whitening methods. Dentists consider tooth bleaching using peroxide chemical as the best option for maximum whitening result.

The simple and straightforward method of tooth whitening is the use of over-the-counter topical teeth whitening products that includes whitening toothpastes and gels, whitening strips, a band aid containing peroxide to place directly on the teeth, are most effective among all other over-the-counter products.

In the Loaded Tray method of Tooth Whitening, dentists load prescribed bleaching or whitening gel Carbamide Peroxide inside the custom-made or ready-made tray and fix it with the gum. The chemical reacts with saliva to release Hydrogen Peroxide and substantial whitening is noticed after two to three weeks of wearing the tray.

In the Laser Teeth Whitening method, Carbamide Peroxide, a bleaching agent, is applied directly to the teeth together with laser to quickly activate the reaction between the teeth and the peroxide. This clinical treatment is costlier than all other methods of teeth whitening.

In the Blue Light Teeth Whitening method, a blue light is used to quickly activate the reaction between Hydrogen Peroxide and the teeth. The effect of this professional treatment lasts for several years. Users of this professional method of teeth whitening visualize the effect immediately after few clinical sitting with the dentist.

In Home-based methods of teeth whitening, home-based gels containing a solution of carbamide / hydrogen peroxide is used which give good result after prolonged usage.

People dedicated to a busy lifestyle should use professional methods of teeth whitening for perfecta teeth whitening, while others can patiently bleach at home using home-based methods.