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- Jul 10, 2008
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any one got stains like this on your teeth.
It is not due to improper brushing or diet or whatsoever, most dentist dunno how to prevent it.
People who got such gum line black stain have to go to dentist 3 or 4 times , some even monthly to remove the stain to have a great smile.
the stain does not cause tooth decay or cavity.