9 Ways to Whiten Your Teeth -- Fast
We talked to best in the business to get all the red-carpet tricks for making your teeth shine, stat
However, poor oral hygiene also leads to yellow teeth. So it's crucial to brush efficiently to get off plaque, without stripping off your enamel. "The key is to spend at least two minutes brushing every surface of your teeth, up around your gums where most of the plaque accumulates," says Yazdan. She recommends using Plaque HD, a new color-changing toothpaste that shows you exactly where plaque is. Yazdan says it removes four times the plaque as regular toothpaste.
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