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 ...

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 ...

A fresh approach to dental care may soon have you looking at hair clippings in a whole new way. Researchers at King’s College London have discovered that keratin—a protein found in hair, skin, and ...

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 ...

Chinese scientists have developed a prototype teeth-whitening powder activated by the vibrations from an electric toothbrush. Scientists hope the findings could lead to a new, effective, and at-home ...

Although chipped teeth can happen to anyone, knowing the common causes can help you take steps to prevent them. One frequent cause is enamel erosion, which weakens the protective outer layer of your ...

A small, early-stage cavity or injury to the tooth—when the pulp tissue is still healthy—can be treated with a procedure called direct pulp capping (DPC). This technique protects the pulp and can ...

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 ...