Looking for a shampoo that adds volume to fine, thin hair while controlling frizz? Suave Collagen Infusion Thickening Shampoo is designed to gently cleanse, boost body, and help hair look thicker, fuller, and healthier with every wash. Powered by collagen, this lightweight formula lifts strands at the root to enhance volume and fullness—without heaviness, residue, or buildup. This volumizing shampoo also delivers up to 48 hours of frizz control, helping smooth flyaways and protect hair against humidity for a polished, touchably soft finish. Ideal for daily use, it removes excess oil and buildup while maintaining softness, shine, and manageability—making it perfect for fine, flat, or limp hair that needs a volume boost. For best results, pair with the matching Suave Collagen Infused Thickening Conditioner to maximize volume, fullness, and shine.