The after is only the beginning. The Corrective Serum was developed with dermatologists to correct visible adult blemishes quickly, while targeting one of the mechanisms behind their return: the C. acnes biofilm.* And because lasting results matter as much as immediate ones, its anti-recurrence action continues beyond the correction phase, without compromising skin balance.** Which is much more interesting than a quick fix. #mysisleyparis sisley-paris.com *In vitro test. **Lesion count by a dermatologist on 34 volunteers, 2 weeks after stopping 2 months of use.