Accomplish Level 2 Retinoid is a fast-absorbing Vitamin A Propionate serum with firming and brightening capabilities that are boosted by the addition of Mandelic Acid for absorption and turnover.  Skin should be acclimated to Achieve Level 1 Retinoid before use, or have a history of successful topical retinoid use in the past.  You may taper introduction to Accomplish, beginning every other night for 1-2 weeks before progressing to nightly use.  As with all topical retinoids, consistency is key, so avoid any long breaks in usage, and ALWAYS use in conjunction with SPF.