R+Co Dallas Biotin Thickening Shampoo is a volumizing cleanser that boosts body, strength, and shine for fine or thinning hair. Infused with biotin and pro-vitamin B5, it helps fortify strands and promote thicker, healthier-looking hair. Botanical extracts like saw palmetto and coconut oil nourish the scalp while enhancing manageability and softness. The lightweight, sulfate-free formula cleanses without stripping, making it safe for daily use. Perfect for anyone looking to add fullness and bounce without weighing hair down.