| Kerastase's Intervention Hairloss With Amenexil Massage-treatment to maintain density of thinning hair. Provides a new solution, with proven effectiveness, against hairloss. Aminexil, a patented anti-hairloss molecule which prevents the hardening of collagen; a phenomenon leading to the "strangulation" of the hair and premature ageing of the hair follicle.. Adds 5% hair density within 6 weeks. Clinically proven effectiveness. . | |