Teeth are composites of mineral and protein, with a bulk of bony dentin that is highly porous. This structure allows teeth to ...

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 ...

GREEN BAY, Wis. (WBAY) - Hair and toothpaste sound like a sickening combination. But Brad has details on how they are protecting your teeth in his 3 Brilliant Minutes.

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 ...

What is that how can a tooth survive the years and bear any intelligible mark of the molecules on its side when bone and other soft tissue have long since decayed? In the case of ancient-DNA, teeth ...