Design Essentials® Oat Protein & Henna Fuller, Thicker, Stronger Deep Cleansing Shampoo is a first lather shampoo, filled with natural ingredients that deeply cleanses the hair of any impurities without stripping it of its natural oils. Our Oat Protein & Henna Shampoo contains two key natural botanicals: Hydrolyzed Oat Protein- a natural humectant proven to condition and increase hydration; and Henna adds volume, shine, and strengthens hair making it more resilient to damage and breakage. Great for fine, thinning, or limp hair textures. Gentle enough for all hair types and can be used weekly as needed resulting is clean, healthy hair with increased volume and manageability.