Frederic Fekkai More 4-Step System To Increase Hair Density 1 Set Frederic Fekkai MORE 4-Step System: The entire MORE system for increasing hair density and resilience. The MORE 4-Step System is designed to repair damaged, thinning and color-treated hair while restoring density, radiance and manageability. MoreTM with patented NiaplexTM continuous-release niacin technology for visibly improved [...]