STORY: Researchers in London have developed a dental treatment using keratin, a protein found in hair, skin, and wool, that they say can repair damaged tooth enamel. ''Currently enamel, once it's gone ...

Researchers from King's College London report that keratin can protect against tooth decay and repair early-stage enamel damage better than fluoride. Researchers from King’s College London say they ...

The study presents keratin as an eco-friendly, biomimetic alternative to traditional fluoride treatments, which can only slow decay, but not reverse it. "Enamel is the hardest tissue in the body, but ...

Tooth-protecting paste is made from hair. Yes, hair By Michael Franco August 15, 2025 Senior study author Sherif Elsharkawy holding wool, which was used as the source of keratin in the study ...

The goal of brushing one’s teeth is to have fresh breath and prevent cavities. But the effect of toothpaste on the complex ecosystem of bacteria in our mouths — the oral microbiome — is often ...