Teeth whitening treatments clear stubborn stains Leon Draisaitl Jersey , so long as the problem is superficial or caused by diet and lifestyle. If at-home alternatives don’t provide the results you expect, then you can opt for in-office treatments instead. It’s important you’re aware of the nature of the discoloration, though. Some stains are bonded into the enamel, and no amount of brushing or bleaching can dissolve discoloration that’s soaked into your tooth. Enamel is porous and vulnerable to staining, and the only way to prevent a buildup is to maintain proper oral hygiene. But even if you’re meticulous enough to brush and floss after every meal and cup of coffee, the aging process will still take its toll on your teeth’s shade.