Are too much teeth whitening products bad for you?
Is it okay to use Listerine whitening strips twice a day, Lisertine whitening mouthwash, and Crest and/or Colgate whitening toothpaste, or would all these products make my teeth go bad?
The strips are intended to be used twice a day, but only for 2 weeks. You’ll be fine if you only do it for that [...]