Vichy Dercos Anti-Dandruff Intensive Hair Serum works on 10 scalp problems that may be related to dandruff. The serum effectively combats dandruff and restores the scalp between shampoo use (clinical study, 37 participants, after 4 weeks of use and 3 weeks of sustained effect). The formula is designed to fight c: dandruff peeling discomfort excess sebum unpleasant odor tightness loss of volume loss of shine weakened barrier of the scalp imbalance of the microbiome Tested under dermatological control. Vichy Dercos – Vichy Dercos. For men and women