L'Oréal Professionnel Serie Expert Absolut Repair Molecular Shampoo 300ml When hair is damaged, its molecular structure made up of peptides breaks down. Most peptides, made up of amino acids and peptide binders, are too large to be re-injected, making damage of this magnitude almost irreversible. Scientific discovery, Absolut Repair Molecular. Repairs 2 years of damage in one application1. For the first time, L'Oréal Advanced Research has succeeded in breaking down the peptides and reinjecting their components separately into the fibre2. Once inside, they reform and rebuild the hair's molecular structure3. Absolut Repair Molecular Shampoo is a patented formula, formulated with a peptide binder + 5 amino acids. More than a surface repair, it rebuilds the hair's molecular structure3, restoring its strength, elasticity & movement4 + 86% nutrition5. Sulphate-free, its creamy texture transforms into a generous mousse to cleanse, detangle and provide intense care for damaged hair. . Shampoo