Nourkrin is all about helping hair growth and have found that the hair growth cycle is the important mechanism that helps regulate hair growth within the body. Each individual hair strand follows its own hair cycle schedule so it's important to Nourkrin to be able to help the individual hair strands grow when they need to, rather than forcing them to grow all at once. Nourkrin is a responsible product and supports the members of the World Hair Council, and with 30 years of research and development, Nourkrin is recognized by scientists, doctors, dermatologists and trichologists worldwide.