BioSilk Smoothing Shampoo is part of the BioSilk Smoothing System. Formulated with silk proteins, botanical extracts and herbs, BioSilk Smoothing Shampoo leaves hair soft, shiny and looking luxurious. BioSilk’s signature silk proteins penetrate the hair strands to condition the hair, creating a smooth manageability and incredible shine. Added Vitamin B and other humectants provide maximum moisture and create shiny frizz-free results. This shampoo is great for all hair types, and ideal for frizzy, dry, uncontrollable tresses in need of some taming.