As licensed skin care professionals, we all understand chemical peels exfoliate by dislodging the intercellular glue that holds cells together. It dissolves desmosomes that bond keratinocytes together. Salicylic, our hero beta hydroxy acid, is lipophilic, so it dissolves and purges sebaceous filament inside the follicles. Alpha hydroxy acids are hydrophilic. They work hygroscopically, meaning they penetrate into the cells, drawing in moisture to blow it…