If you’re a regular tea or coffee drinker, you may have noticed that your teeth have become stained over time. The answer is a resounding yes – tea, and coffee do stain your teeth, and the culprit is tannins. Tannins are an acid that wears away the enamel on your teeth, causing rough surfaces where bacteria can accumulate and lead to bad odors and staining. In addition to tannins, the enamel on your teeth naturally has micro-pores and irregularities that can trap stains, leaving behind a yellowish hue that builds up over time and eventually leads to brown stains. If…
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