This Biotin & Collagen Nourishing Shampoo from OGX is formulated to help strengthen and volumize hair, giving it a fuller, healthier appearance. Infused with Biotin B7, Collagen protein, and hydrolyzed wheat protein, this shampoo works to replenish essential nutrients, promoting thicker-looking strands. It is ideal for hair that needs extra body and support. Use this shampoo as part of your regular hair care routine to enhance texture and vitality.