The Realities of Tooth Whitening
Millions of people whiten their teeth to improve their appearance having been inspired by seeing a photograph of some model or celebrity. In many cases the first place people start is by buying an over the counter product and are often frustrated or disappointed with the results. These products fail because research has shown the degree of internal stain within the tooth is largely unaffected by these materials. Successful results will be determined by the concentration of the active ingredient and the amount of time that ingredient has to breakdown the large stain molecules within the tooth.
People in their teens and twenties can ...