The power of vitamin C makes dull, dark blonde hair radiant, luminous and shiny again. Vitamin C is already known for brightening results in skin care and is now also being integrated into hair care. The combination of vitamin C and the brightening care complex gives your blonde hair everything it needs to regain luminosity and shine. Thanks to the brightening effect, the time between bleaching services can be extended. Your blonde will look radiant, glowing and healthy for longer.Powered by Vitamin C - Known for its brightening properties in skincare, Redken brings the power of Vitamin C to haircare. Vitamin C and the Brightening Care Complex achieve a light instant brightening result.Results: Removes impurities that make blonde hair look darker, duller and lacklustre. For radiant results.Application: Leave the pre-treatment on for 5-10 minutes - do not rinse, apply shampoo and then wash out together. Finally, apply the conditioner and leave on for 2 minutes. The routine can be repeated until the desired lightening result is achieved. Once the lightening result has been achieved, replace the pre-treatment and shampoo with any Redken shampoo. The range should be considered as a complete hair care routine - optimum results are achieved when Pre-Treatment, Shampoo and Conditioner are used.