But getting teeth whitening done at the dentist’s office can be expensive,. Even the whitening lights that we use in the dental office are no more effective than other ways of whitening teeth. Pin On Birthday List The science shows that led teeth whitening does work. Do led teeth whitening work . Pros and cons of blue light teeth whitening. Rob lewis is right and susan diestro may be right although uv light is too dangerous and is not ever used in dentistry any longer. Led teeth whitening kits work by combining the bleaching ability of peroxide whitening agents which break down the chemical structure of stains with intense blue led light which speeds up the chemical reactions. Almost all of us want to improve something about our smiles, but we don’t want to go all the way to the dentist for something that might be simple. How an led whitening system works. There are led teeth whitening pros and cons, but you need to make sure this technique is safe before plowing ahead. ...