Repair

Toothpaste Made From Your Own Hair May Repair Your Teeth

A new study from King’s College London suggests that keratin—the protein found in human hair, skin and wool—can regenerate tooth enamel and potentially halt early tooth decay. Published in Advanced Healthcare Materials, the research found that keratin—when extracted from wool and applied to teeth—forms a crystal-like layer that mimics and rebuilds lost enamel. The study […]