The Science of a Brighter Smile: How Zoom Whitening Works We all want a bright, radiant smile, but everyday life has a way of dimming our pearly whites. Whether it is your essential morning coffee, an evening glass of red wine, dark berries, or simply the natural aging process, stubborn stains eventually embed themselves into your tooth enamel. If you have tried over-the-counter whitening strips, toothpastes, or rinses, you already know they can take weeks ...