Posts Tagged: white teeth

By this point, it’s pretty clear that people want white teeth. As a country, we spend $1.4 billion on consumer teeth whitening products, and the teeth whitening industry generates over $11 billion a year in revenue. We’re not complaining that people are willing to pay to have white teeth, but it does beg the question—what’s staining our teeth in the first place? Foods and drinks cause staining in a couple ways. Foods that are high in acid tend to strip away ... Read more