A leave-in scalp serum from Vichy's Dercos Aminexil range, supplied in a 90 ml spray bottle, for those concerned with the appearance of thinning hair. It is designed as a 12-week regimen applied directly to the scalp at the roots, in sections, and is left in without rinsing. The formula is described as suitable for all hair types, including sensitive scalps. Aminexil is the ingredient the range is named after.