7. Toothpaste
If you already suffer from sensitive teeth, you can brush with a potassium nitrate-containing desensitizing toothpaste for two weeks before the start of treatment to minimize discomfort afterwards.
https://mamiverse.com/wp-content/uploads/2014/09/15-Things-to-Consider-Before-you-Whiten-your-Teeth-MainPhoto.jpg352530Mamiverse Teamhttp://mamiverse.com/wp-content/uploads/2018/02/logosmallMamiverse-1.pngMamiverse Team2014-09-17 13:59:302014-09-19 18:55:4315 Things to Consider Before You Whiten Your Teeth