Crest Whitestrips have become extremely popular for their convenience and affordability. They do work and can be an easy solution for whiter teeth, but you need to know some of the risks with this teeth whitening method before you try it. In this post, I’ll discuss how Crest Whitestrips and similar brands work. How crest white strips work Crest Whitestrips work … Continue reading Crest whitestrips: do they work? Safety, alternatives