Nioxin was created in 1987 and since then they have become popular for being able to treat scalp conditions as well as building up thin looking hair. Nioxin has a number of different advanced technologies that allows for the youthful, healthy looking and thicker hair. Their range of advanced technologies include, BioAmp, Smoothplex, Glyco-Color Shield, Transactive Delivery System and Scalp Access. Nioxin make it easy for those to be able to choose the system that they need for the hair concern they have, system one is for natural hair with light thinning, system 2 is for natural hair with progressed thinning, system 3 is for colored hair with light thinning, system 4 is for colored hair with progressed thinning, system 5 is for chemically treated hair with light thinning and system 6 is for chemically treated hair with progressed thinning. They system that you need has shampoos, conditioners and treatment kits that give you instructions on how to used the products.