rebuilds and strengthens damaged hair fiber. delivers smooth hair. illuminates shiny hair. creates soft hair. prevents hair breakage and split ends. awarded instyle magazine's best beauty buys may 2017 winner for "best shampoo for brittle hair. key ingredientspro-keratine complex: protein which mimics the function of keratin and rebuilds the hair.ceramides: enhances shine, promotes elasticity and moisture retention and aids in strengthening hair.resurrection plant sap: helps smooth and hydr..