Best once a week, at home exfoliating peel kits! @Dr. Dennis Gross Skincare: a sold option that works really well on all skin types. @Peter Thomas Roth Labs : the next option with a solids 20% glycolic acid. @True Botanicals : their 27% at home peel is for thick, robust, skin that tends to be on the oilier side-not for sensitive skin. And finally, the queen B herself, back in stock, Ellen Lange Skin: this is a once a week for all!!! Remember, you dont exfoliate 1 week before or one week after th