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Cool light teeth whitening, also called LED or cold light whitening, is a professional treatment where a hydrogen peroxide gel is applied to your teeth while a blue LED lamp shines on them. It's the only...

Dental plaque is a soft, sticky film of bacteria that forms on your teeth every day. Brushing removes it. Left in place, it hardens into tartar, which only a dental professional can take off. Quick...

Teeth whitening isn't permanent. Published sources give anything from a few months to around three years, depending on the method and, above all, on what you eat, drink and smoke afterwards. Key...

After teeth whitening, eat pale, low-acid food and drink clear or white drinks. At The Smile Bar we ask you to keep this "white diet" for 72 hours. You don't need to fast: you can eat straight after your...

Teeth whitening doesn't usually hurt, but it often causes temporary tooth sensitivity. For most people it's mild, and it usually settles within a few days. Quick answer What...

The fastest way to whiten teeth is a professional whitening session: you see the result the same day. Nothing you can do at home changes the colour of your teeth in five minutes, and the popular kitchen...