Experience a fortifying cleanse with viviscal full force shampoo a strengthening shampoo that has been scientifically formulated for men to help maintain normal hair growth promoting thicker fuller hair the shampoo expertly lifts away dirt and impurities whilst reducing shedding with its blend of anatel biotin keratin and zinc suitable for all hair types the formula will leave hair feeling stronger thicker and more resilient suitable for all hair types including colour treated