Mimicked natural tooth enamel
Skyler Ware writes in “Keratin extracted from sheep’s wool repairs teeth in breakthrough” for livescience.com After extracting keratin — a protein found in hair, skin and fingernails — from wool and applying it to teeth, scientists found that the substance formed a protective crystal-like coating that mimicked natural tooth enamel. It’s only a matter of time before we can buy toothpaste with creatine. ...