#88: Can Urea Replace Your AHAs?

Urea has surprisingly been creeping up the ranks in skincare ingredient awareness. This oldie but a goodie has actually been looked at for some time and been compared to some of the greats like glycerin. Uniquely, urea at lower percentages serves as a hydration ingredient but at higher concentrations acts as a keratolytic similar to AHAs. So you have to wonder, can urea replace our AHAs?