Dental Digest Podcast with Dr. Melissa Seibert cover image

156. Dr. John Featherstone, PhD - This is How Fluoride Actually Works

Dental Digest Podcast with Dr. Melissa Seibert

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The Mechanism of Dental Karys

The enamel and dentin mineral is composed of calcium phosphate, cooled hydroxyapatite. The acid producing bacteria in the biofilm fed by the same foods that we eat dissolving the mineral can be reversed and protected by saliva and fluoride. This process is reversible up until the time when you have a cavity. And if fluoride is present, you get some new growth of those tiny crystals inside the teeth.

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