Serums All / Serums All Brilliant tone $98.00 Exfol-A™ $90.00 HydraRemedy Gel Serum $45.00 10% Glycolic Serum $35.00 5% Glycolic Serum $34.00 15% Mandelic Acid Serum $110.00 Salicylic Serum $35.00 Hydrabalance $32.00 Rejuv RX $177.00 8% Mandelic Acid Serum $84.00 Derma-A Renew $148.00 Derm-A-Gel $86.00