Advertisements for special toothpastes, powders and gums suggest that it’s possible. Here’s what dental experts say. By Katie Camero Most of us know that the best defense against tooth decay — or ...
Dental x-ray. Image by Tim Sandle. Dental x-ray. Image by Tim Sandle. Your next toothpaste might be made from your hair, and it could regrow your enamel, according to researchers based at King’s ...
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