The Importance of pH in Skin Care By Linda Nelson

The Lower the Ph, the Higher the Concentration, the More Effective the Product… Let’s start with a quick throwback to chemistry class: pH is a scale that measures acidity and alkalinity. Zero is the most acidic and 14 the most alkaline. Water is 7, which is neutral. The skin’s natural pH is between 4.5

This content is restricted to registered NASNPRO members. If you are an existing user, please log in. New users may register below.

Existing Users Log In

fourteen − 11 =

   
New Member Registration


captcha
*Required field