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Best and Worst Foods for Your Teeth
You know those stubborn brown stains that accumulate on the inside of a coffee mug? Those give you some idea of how coffee drinking can stain your teeth over time. Coffee stains appear to be even more persistent than tobacco stains, in fact. According to one study that compared the two types of stain, coffee-stained teeth were more resistant to toothbrushing and more likely to become discolored again following a bleach treatment.
In addition to being unsightly, teeth with heavy coffee stains tend to be sticky and apt to attract food particles and bacteria, Messina says.
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