A shampoo that strengthens and thickens. has a light formula that nourishes and cleanses the scalp and hair. contains concentrated keratin proteins, which help to repair and strengthen damaged or thinning hair. leaves hair looking healthy, full, and voluminous. Devoid of parabens and sulfates. Apply to damp hair to use. Massaging into the scalp, work into a lather. Rinse well. After that, use Toppik Hair Building Conditioner for optimal effects.