Developed with dermatologists, skin smoothing CeraVe Renewing SA Lotion For Rough & Bumpy Skin has a unique lightweight formula that exfoliates and moisturizes while helping to restore the protective skin barrier. Salicylic acid exfoliates and softens to smooth rough skin, lactic acid exfoliates to renew skin's surface and three essential ceramides (1, 3, 6-II) help to restore the protective skin barrier.