| http://www.w3.org/ns/prov#value | - BHA is designed for all skin types except for very sensitive but is best used for skins prone to blackheads and spots.BHA products work on a pH level of 3 to 4, which is low enough to facilitate exfoliation, anymore than 4 means the effectiveness of the product is diminished; most BHA products come with a percentage of 1 or 2%. *Why I want this product*I have been on the look out for a product tha
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