There are many teeth-whitening treatments available, all with varying degrees of success, which is why we only offer proven brands. Teeth whitening is an effective dental practice that can improve the colour of your teeth, making the teeth whiter and brighter and in many opinions, more attractive. In many cases, as well as providing enhanced appearance, teeth whitening can also support good oral hygiene. Yes, you read that correctly – teeth whitening offers more than just a visual cosmetic enhancement.