Crystal Laugh Brushing your teeth regularly is the key to maintaining a beautiful smile. Foods and drinks cause buildup, which in turn, causes your teeth to become discolored. Frequently brushing your teeth is a great way to avoid stains and discoloration.Include high-fiber fruits and vegetables in your diet to make use of their natural cleaning effect on your teeth. A few examples of fruits and vegetables that are high in fiber are broccoli, apples, and carrots.

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