Thicken the hair whilst refreshing the scalp with the System 1 Scalp Treatment for Normal to Fine Natural Hair by NIOXIN. A unique leave-in spray treatment, it boasts a blend of innovative technologies which work to thicken normal to fine natural hair types whilst ensuring a refreshed scalp environment. With BioAMP®, Activ-Renewal® and Transactive Delivery System® technology, the fullness of each hair strand will be increased and hair loss reduced, whilst refreshing ingredients white tea extract and peppermint oil rejuvenate the scalp.Step three in your three step NIOXIN system, the System 1 Scalp Treatment is a must have. K.D.Directions for use:Apply directly to entire scalp after towel drying hair.Gently massage into scalp.Do not rinse.