As this page states, Crest's advice is that you should not brush your teeth before placing the strips. Not brushing first helps to improve strip adhesion and tends to decrease gum sensitivity to the strips.

Then after your treatment, yes, you can gently brush your teeth to remove any whitener that remains on your teeth.

Plain text

  • No HTML tags allowed.
  • Lines and paragraphs break automatically.
Please answer the question so we know you're a human.