Flossing and brushing are good ways of keeping teeth white, bright and healthy. However, if you feel that your smile is becoming more yellow than it should or lacking some sparkle, look for other ways that can help improve appearance of your teeth. Seeking help from one of the Sydney tooth whitening specialists can help you get into your dreams. During tooth whitening process, teeth are lightened by removing discoloration and stains.
Reasons why teeth change color
Drinks like red wine, tea and coffee are some of the main staining culprits. They have pigments called chromogens, which attach to the enamel (tooth’s white part). Tobacco contains chemicals such as nicotine and tar that create stubborn stains on the teeth’s surface. Tar is generally dark in colour while nicotine is colourless. Nicotine combines with oxygen to form a yellowish substance.
Trauma can also make your teeth to change colour. In case yours get injured, they may change colour as they try react to the injury by forming more dentin that is normally a darker layer below the enamel.