<Table> <Tr> <Td> </Td> <Td> This article needs more medical references for verification or relies too heavily on primary sources . Please review the contents of the article and add the appropriate references if you can . Unsourced or poorly sourced material may be challenged and removed . (February 2013) </Td> <Td> </Td> </Tr> </Table> <Tr> <Td> </Td> <Td> This article needs more medical references for verification or relies too heavily on primary sources . Please review the contents of the article and add the appropriate references if you can . Unsourced or poorly sourced material may be challenged and removed . (February 2013) </Td> <Td> </Td> </Tr> <P> Exfoliation involves the removal of the oldest dead skin cells on the skin's outermost surface . Exfoliation is involved in all facials, during microdermabrasion or chemical peels . Exfoliation can be achieved by mechanical or chemical means . </P> <P> Credit is given to the ancient Egyptians for the practice of exfoliation . In the Middle Ages, wine was used as a chemical exfoliant, with tartaric acid as the active agent . In Asia, the practice of exfoliation started hundreds of years ago . The etymology of the word "exfoliate" comes from the Latin exfoliare (to strip off leaves). </P>

What does it mean to exfoliate your skin
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