Introducing the new L’Oréal Professionnel Serie Expert Inforcer Conditioner, for strengthening fragile hair. Inforcer conditioner is designed to target breakage and split ends, leaving hair soft and healthy. With continued use your hair will become more resistant and stronger. Technology enriched with Biotin amd B6 – known for their strengthening properties. Recommended for: Fragile and breaking hair. especially long hair. For best results, use in conjunction with: Serie Expert Inforcer Shampoo and masque.