Bain Prévention is a shampoo designed as a preventive solution. This shampoo for thinning hair has a unique Pro-Actif System - a three tired shampooing agent. The Pro-Actif System found in this hair thickening shampoo helps texturize the fiber for immediate hair volume. Hair volume is restored while the hair fiber is thickened and strengthened. Volume Light-feeling hair Thickens and strengthens hair fibres