Researchers say human hair could soon be key to repairing teeth damaged by cavities
Fox News
Scientists at King's College London developed a toothpaste ingredient using keratin from human hair that can repair and strengthen damaged tooth enamel.
Khloe Quill is a lifestyle production assistant with Fox News Digital. She and the lifestyle team cover a range of story topics including food and drink, travel, and health.
Daily habits like sipping acidic drinks or skipping proper brushing gradually erode enamel, causing sensitivity and tooth loss, the study explains. While fluoride can only slow the damage, the keratin-based formula in the new study stopped it entirely in lab tests.
Researchers harvested keratin from wool, and found that it forms a crystal-like structure upon application to the tooth surface and exposure to minerals in saliva.
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