Skinceuticals Glycolic 10 Renew Overnight is clinically proven to promote a brighter, clearer-looking complexion. This powerful face cream is complete with two-percent phytic acid, natural oils and botanicals that promote skin clarity and deep hydration. Benefits Tested tolerable for nightly use Accelerates cellular turnover and refines skin texture Alcohol-, oil-, fragrance- and dye-free Directions Shake well and dispense product into hands. Apply an even, pea-sized layer over entire face and neck avoiding the eye area. Precondition skin by limiting initial use to once every other evening. After one week, increase to every evening, or as advised by a skin care professional. Store product in a cool, dark place. This product contains an alpha hydroxy acid (AHA) that may increase your skin's sensitivity to the sun and particularly the possibility of sunburn. Use a sunscreen, wear protective clothing and limit sun exposure while using this product and for a week afterwards.