The word has been going around for quite some time now, but not all of us have been quite sure enough to actually put it to experiment. The simple answer is that purple toothpastes do work, but the ...

Add Yahoo as a preferred source to see more of our stories on Google. A close up of someone smiling. At-home teeth whitening kits or toothpastes are great for getting a whiter smile at home without ...

The reason purple toothpaste appears to work on yellowed teeth is the same reason purple shampoo works on brassy blonde hair - complementary color theory, not chemistry. Tannins from tea and coffee ...

Toothpaste is part of most everyone’s daily routine and the right kind is important for healthy teeth. For a product you spit out, there’s a lot to consider. The drugstore aisle is filled with an ever ...