Beta hydroxy acid works mainly as an exfoliant. It causes the cells of the epidermis (the outermost layer of the skin) to become "unglued," allowing the dead skin cells to slough off, making room for ...
Types of Parabens Parabens are made from para-hydroxybenzoic acid (PHBA). PHBA is an acid found in bacteria ... Practitioner. 2010;254(1726):36-37. PubChem. Methylparaben Interactions. Jacob SL, ...