With Triple Bonding C21 Technology for damaged and over-processed hair. The formula with Niacinamide strengthens and nourishes the hair fibre to prolong the effect of the Fibre Clinix in-salon service. Gently cleanses damaged hair and prepares it for the care regime, rebuilds, strengthens and revitalizes the hair fibre, and provides shine and a smooth hair surface. Fibre Clinix Fortify. Developed with Niacinamide, Fibre Clinix Fortify strengthens the hair from the inside out. Niacinamide is also known as Vitamin B3. It is a powerful antioxidant, used to neutralise the damaging free radicals created by the environment and to reduce signs of ageing. In skincare Niacinamide is known to protect the skin from heat and all its unwanted side effects. Gently cleanses damaged hair and prepares it for the care regime Rebuilds, strengthens and revitalises the hair fibre Provides shine and a smooth hair surface