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 ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. "Enamel is the hardest tissue in the body, but unlike bone or skin, it ...

When you chip a tooth or drink one too many sodas, your enamel — the glassy shield that protects your teeth — doesn’t grow back. Dentists can patch the damage with resins or crowns, but the original ...

Toothpaste made from your own hair may offer a sustainable and clinically effective way to protect and repair damaged teeth. In a new study published today, scientists discovered that keratin, a ...

Toothpaste made with hair could repair damaged teeth and stop the early stages of decay, a new study has found. Scientists at King's College London discovered keratin, a protein found in hair, skin ...