BIOLAGE Advanced addresses hair’s most distinct needs through an effective blend of botanicals and molecular science. A strengthening breakthrough. BIOLAGE Advanced Fiberstrong formulas with intra-cylane and bamboo, known for its resilience, fills gaps in the cuticle and enhances fiber integrity. Fragile hair tends to feel dry to the touch, lacking shine and manageability. BIOLAGE Advanced Fiberstrong Fortifying Cream was formulated to target these needs with the power of Intra-Cylane, bamboo and ceramide for repairing damaged, fragile hair. This leave-in hair treatment is a professional styling product essential and the secret to silky, healthy hair. With all the benefits of a hair mask, it is incredibly effective at smoothing frizzy hair and preventing hair breakage and split ends – a multitasking product able to strengthen weak, fragile hair in just one treatment. It works its magic all day long, functioning both as a salon results styling product and a leave-in treatment.