15-Things-to-Consider-Before-you-Whiten-your-Teeth-MainPhoto

15-Things-to-Consider-Before-you-Whiten-your-Teeth-Photo7

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.