The FDA explains that “bleaching” is indicated for use when teeth retain the ability to be whitened beyond their natural color.  Included in this category are products containing different bleaching agents like hydrogen peroxide or carbamide peroxide.  “Tooth whitening”, by contrast, is the restoration of the natural color of the teeth by removing debris and removable stains.  This is exactly why many of the “over the counter” advertised whiteners are permitted to utilize the term “whitening” when in fact it is a bit of a misnomer and the advertised results can be a bit misleading. (more…)