Repairing shampoo for weak, over-processed and damaged hair. Repairs very damaged hair fiber. Essential nutrition for healthy hair. Soothing texture for itchy scalp. Reduces Breakage Repairs Damage Kérastase Nourishes Dry Hair Nourishing Kérastase Reduces Hair Friction Reduces Friction Key Ingredients Gluco Peptide Enters the deepest layers of the cuticule to strengthen existing hair and stimulate growth. Wheat Protein Derivative Repairs the flexibility and elasticity of damaged hair, restoring uniformity and smoothness. Native Plant Cells Ensure deep hydration, reducing the risk of weakened roots and leaving soft hair.