See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. The study presents keratin as an eco-friendly, biomimetic alternative ...

Scientists in the UK have found keratin, a protein in hair, can rebuild enamel and repair early tooth decay. The discovery could lead to keratin-based toothpaste or dental gels within two to three ...

For decades, lost tooth enamel was gone forever — but new science is rewriting the rules. Researchers are creating protein- and keratin-based gels that can rebuild enamel’s structure and strength, ...

The human body is a marvellous thing. But like anything built by evolution, it has plenty of flaws. Consider teeth. Whereas sharks grow new teeth throughout their lives, adult humans get one set, ...

Advertisements for special toothpastes, powders and gums suggest that it’s possible. Here’s what dental experts say. By Katie Camero See more of our coverage in your search results.Encuentra más de ...

When you drink cold water or a hot cup of coffee, do your teeth feel a little sensitive? Or, when you take a bite of food, do you have a toothache shortly after? If you answered yes, you might be ...

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 ...