“Hydrogen peroxide and carbamide peroxide are typically the two main whitening ingredients found in toothpaste,” cosmetic dentist Rich Lipari tells Bazaar. “Many whitening toothpastes in ...

Whether you're kicking off a comprehensive teeth-whitening journey—complete with whitening pens and dentist office visits—or just looking for low-key maintenance, Colgate's Total Whitening Gel ...

Do teeth-whitening products work? Are whiter teeth actually healthier? Dr. Ada Cooper explains everything you need to know about teeth whitening. Follow Tech Insider: On Facebook More from Science ...