Product detailsBeauty Formulas Renewing Serum 10% AHA+2% BHA contains a powerful combination of beta and alpha hydroxy acids which ensure that the skin can exfoliate and renew, giving way to a brighter and clearer complexion. It’s light and elegant texture is easily absorbed and works immediately. Beauty Formulas facial serums include concentrated skin-nourishing actives to help supercharge your skincare routine.