Rachael Link is a registered dietitian and health writer based in San Francisco. She completed her undergraduate degree at the University of Central Missouri and holds a master’s degree from New York ...

Add Yahoo as a preferred source to see more of our stories on Google. STORY: Researchers in London have developed a dental treatment using keratin, a protein found in hair, skin, and wool, that they ...

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 ...

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

You're currently following this author! Want to unfollow? Unsubscribe via the link in your email. Most of us will need dental work at some point — it's rare to get a proper look at how the process ...

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 ...