Whitening Toothpastes – do they work?
Written by Dr. Chaw Su Kyi on October 11, 2017
There are several whitening kinds of toothpaste on the market. A whitening toothpaste doesn't change the actual colour of your teeth but they may be effective at removing surface staining. These kinds of toothpaste typically contain more abrasive ingredients, such as silica, which scrub the surface of the teeth. Teeth wh...