TEETH WHITENING

How Does Teeth Whitening Work?

Last updated 02/25

Table Of Contents

Key Takeaways

  1. Teeth whitening occurs in two ways; the first is by removing tooth stains on the outer layer of the tooth as well as below the enamel surface, and the second is by preventing the generation of new stains.
  2. Stain removal on the outer layer of the tooth uses both chemical and physical actions such as abrasion and chemical stain disruption.
  3. Teeth staining comes from a variety of different sources. To help keep your smile bright and beautiful, try avoiding stain-causing foods and activities.