This product does just what is says … it replenishes. It works especially well when used with heat, leaving your hair in better condition than ever before. There is nothing better than soft, shiny, healthy hair. Nutrient Replenishing Conditioner contains ingredients that permanently bond to your hair’s cortex, leaving it stronger and with greater elasticity. Once in awhile, you come across a product that is truly "the best" -and this conditioner is certainly one of those rare commodities!