Vichy Dercos Shampoo was specially developed to care for dry hair prone to dandruff. It contains the active ingredient Selenium DS, which effectively reduces visible dandruff from the very first use. It soothes an irritated scalp and helps relieve unpleasant itching, enhancing overall comfort. At the same time, it nourishes dry hair, restoring vitality and shine. Dandruff is eliminated from the first week with a patented anti-recurrence technology. Effectiveness lasts for up to 6 weeks after you stop using it.