What Is the Best Way to Whiten Teeth? (Video)

Many people have turned to over-the-counter teeth-whitening treatments. How do these work, and are they safe?

Written byAmerican Chemical Society

| 1 min read

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WASHINGTON, April 26, 2016—In the age of selfies, it seems everyone wants to have a whiter, brighter smile. While one option to achieve this involves a trip to the dentist for a professional whitening, many people have turned to over-the-counter teeth-whitening treatments. How do these work, and are they safe? This week, Reactions looks at the chemistry of a whiter smile.