Biolage Fortetherapie, formulated for medium to coarse hair, strengthens and helps repair damaged, chemically treated hair. Enriched with VitaForce Technology, a restorative fusion of bamboo, energizing guarana, mango seed oil and ceramide. Reinforces hair's inner cuticle and helps defend against future breakage. Leaves hair soft and resilient with a smooth shiny finish. Biolage Strengthening Shampoo gently cleanses while strengthening and helping repair damaged, chemically-treated hair.