
Have your teeth started to take on a yellow look? If so, your first inclination may be to buy an over-the-counter whitening kit. However, these products often over-promise and under-deliver. Plus, it’s important to determine the source of the discoloration. Otherwise, any efforts you make could be in vain. With this in mind, read on to learn four common causes of dental discoloration as well as a few effective solutions.
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