Toothpaste made from human hair could soon join the toolkit for dental care, offering both sustainability and clinical benefits. Researchers at King’s College London say keratin, a protein found in ...

Advertisements for special toothpastes, powders and gums suggest that it’s possible. Here’s what dental experts say. By Katie Camero Most of us know that the best defense against tooth decay — or ...

Scientists have found that keratin, the protein in hair and skin, can repair and protect tooth enamel. The material forms a mineralized layer that halts decay and restores strength, outperforming ...