The Urban Care Expert Biotin & Caffein Hair+Scalp Shampoo is the ultimate cleansing for slow-growing, weak and dull hair that falls out quickly. This silicone- and paraben-free shampoo, infused with biotin and caffeine, is a valuable addition to your hair care routine. Feel the difference as your hair becomes soft, shiny and bouncy, ready to let your hair shine How to use: Apply to wet hair, massage gently and rinse.