Heredity is also the reason why some people have naturally brighter or thicker tooth enamel than others. You might merely be born with enamel that appear extra yellow (or whiter) in comparison with different individuals's enamel, Outericka stated. Part of this has to do with the thickness of your enamel, which is semi-translucent. If you could have skinny layer of enamel, the true colour of your naturally yellowish dentin will present by way of.
These embrace meals and drinks containing tannins such as; coffee, tea, red wines, and curry. The abrasive composition of baking soda is what allows it to be a whitening agent for enamel.
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