SkinCeuticals C E Ferulic With 15% L-ascorbic Acid Serum - 1 fl oz- New in Box
SkinCeuticals C E Ferulic Combination Antioxidant Serum (1 fl oz). 0.5% Ferulic Acid: Enhances the performance and stability of vitamins C and E. 72-Hour Protection: Once absorbed, this serum remains effective for a minimum of 72 hours.