Vichy’s Dercos Anti-Dandruff shampoo introduces a groundbreaking formula, based on the microbiome technology with Selenium DS, clears 100% visible dandruff from the first application, while calming itchiness and irritation, controlling fungus and bacteria growth by rebalancing the scalp microbiome and restoring the skin’s natural barrier function. The effects are clear; with dandruff recurrence prevented even six weeks after the treatment has stopped. Prevents dandruff recurrence even 6-weeks after stopping the treatment.