One of Redken’s best-selling products, this hair strengthening conditioner protects shine, repairs your hair and leaves it supple and shiny. A smart and targeted delivery system, the exclusive RCT Protein Complex treats hair from the root to the core to the tip, giving all 3 levels the custom nourishment they need. Detangles, smooths and strengthens hair Helps fortify weakened hair areas Leaves hair supple and shiny