The Structure Repair Shampoo by Great Lengths is designed especially for dry, brittle, severely damaged and unruly hair. The substances clean the hair and scalp in a particularly mild way. GSP-T® protects it from free radicals. PRO-KERATIN provides for the necessary nutrients. It repairs porous areas and gives new elasticity and volume. The ProVitamin B5 provides for a healthy moisture balance of hair and scalp. The pH value 5.5 preserves the scalp effectively