PHILADELPHIA (CBS) - Some toothpaste makers are marketing an, "enamel strengthening," toothpaste. Is it better for your teeth than the toothpaste you are currently using? Also, what is the best way to ...

“Hydroxyapatite (HAp) is the main component of enamel and one of the most studied biomaterials in the medical and dental field,” Dr. Jonathan B. Levine, the chief dental officer of Lenny Kravitz’s ...