Researchers have created a new gel that encourages teeth to rebuild their own protective outer layer, raising hopes for better treatments for tooth decay, enamel erosion, and sensitive teeth. Tooth enamel is the hard outer layer that protects teeth from chewing, hot and cold foods, and acids produced by bacteria or found in drinks. Although […] The post Scientists Create Tooth-Rebuilding Gel That Mimics Nature appeared first on Knowridge Science Report .