Nothing Bring out the smiles in others more than you flashing a wide smile yourself. But if keeping you from opening wide, you maybe try whitening an easy, noninvasive way to make your pearly whites gleam. Teeth bleaching has become the most requested dental service, according to the American Academy of Cosmetics Dentistry; the number of whitening procedures perform by dentist has increased more than 300 in the last 5 years. And the options keep multiplying: You can spend as a little as $25 at drugstore on disposable whitening strips you apply to your teeth, with result delivered over 14 days. Or, for pay off in just an hour, you can spend more than $600 in the dental chair. Not all treatments are right for all people; start by talking with your dentist, who can help you choose method to meet your needs, exceptions, and budget.

There are two types of stains, extrinsic and intrinsic, and each responds differently to treatment, explain by Dr. Marc Lowenberg, a New York City cosmetic dentist. “Extrinsic stain are on the surface and easily whitened by yourself or with your dentist.

Intrinsic stain are deep inside the dentin and the enamel leyers of the teeth and are the most difficult to bleach out, and may involve considerable money and effort.