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Dr. Mercola's Censored Library (Private Membership)

How Dirty Is Your Toothbrush?

Toothbrushes may harbor illness-causing bacteria, but the way you store and care for your brush may influence its bacterial load significantly.

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Dr. Joseph Mercola
Sep 24, 2022
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STORY AT-A-GLANCE

  • Your toothbrush serves as a reservoir for microorganisms and becomes contaminated with infectious organisms soon after its initial use

  • In both healthy people and those with oral disease, pathogenic bacteria and viruses were detected on toothbrushes, including E. coli and herpes simplex virus

  • One study found heavy contamination with pathog…

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