Nioxin is a leading haircare brand that offers solutions for thinning hair. The brand's System 3 Cleanser and System 4 Conditioner are formulated to give the appearance of thicker, fuller hair and support healthy hair growth. These nourishing products are suitable for all hair types and trusted by stylists and customers worldwide. The Warehouse Salon is an authorized retailer for Nioxin's hair care products, so be sure to check them out.