A thickening & strengthening shampoo. Features a lightweight formula that cleanses & nourishes hair & scalp. Contains concentrated keratin proteins to strengthen & repair thin, thinning or damaged hair. Leaves hair full, voluminous & healthy looking. Free of sulfates & parabens. To use: Apply to wet hair. Work into a lather, massaging into scalp. Rinse thoroughly. For best results, follow with Toppik Hair Building Conditioner.