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 Bio AMP®, Activ-Renewal® & Transactive Delivery System® technology, the fullness of each hair strand will be increased & hair loss reduced, whilst refreshing ingredients white tea extract & 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.