Teeth whitening is a dental procedure that has become increasingly popular over the years. This procedure removes stains and discoloration from the surface of teeth, resulting in a brighter, whiter smile. Many people are curious about the effectiveness of teeth whitening treatments and wonder how long the results will last. What is involved in teeth whitening? Teeth whitening is a dental procedure that uses a bleaching agent to remove stains and discoloration from teeth. Hydrogen and carbamide peroxide are the two most common bleaching agents in teeth whitening treatments. They work by breaking down the molecules that cause stains on