What Does Coffee Do To Your Teeth?
There’s a simple rule to every drink: if it stains your clothes, it stains your teeth.
The same goes for coffee. Even one cup a day can stain your teeth. And staining is one of the main reasons why coffee is bad for your teeth.
Coffee contains (tannins). These ingredients are a type of polyphenol. They break down in water and make color compounds stick to your teeth. So, the tannins in coffee cause that yellow hue on your teeth that’s difficult to remove.
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