Nioxin Hair Fall Defense Shampoo removes build-up and is clinically proven to grow stronger hair from the root. 93% of people have visibly less hair fall in 12 weeks. The shampoo deeply cleanses your scalp, removing impurities and excess oil. It's formulated with a powerful blend of niacinamide, caffeine, lauric acid and SANDALORE™. Together, these ingredients work to help stimulate hair follicles and nourish the hair. To use, massage shampoo on to scalp & hair for 2 minutes. Rinse thoroughly. Use daily for best results. Not a hair regrowth product.