A member asked:

Why are my teeth yellow again despite constant brushing two weeks after using crest 3d white strips?

A doctor has provided 1 answer
Dr. Theodore Davantzis answered

Specializes in Dentistry

Staining: Your teeth are yellow again because they are stained again. Brushing alone does not whiten your teeth, and the white strips can only do so much.. the peroxide is not that strong. For a professional result, see a dentist.

Answered 10/4/2014

3.7k views

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