How to Care for Your Teeth, 13th century

manuscript illustration of dentist extracting patient's teeth, which appear to be on a string Ask your dentist about a commemorative tooth-necklace.
BL, MS Royal 6 E.vi (c. 1360-75)

This is how to keep your teeth: gather the grains of a leek, burn them with henbane, and direct the smoke thereof to your teeth with a funnel, as if smoking a pipe.

Regimen sanitatis Salernitanum (c. 13th century) (trans. Pascal P. Parente)

When you can’t brush, fumigate! Recommended by nine out of ten medieval dentists.

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