Triple action 'RNP' formula to repair, nourish and protect The System Professional Repair Line with the exclusive RNS-Formula gives the hair renewed resistance and improved combability. It repairs, nourishes and instantly protects damaged hair long-term. The RNS-Formula consists of active substance molecules of various sizes which are capable of being selective and effective on the hair: Proteins repair the damaged cuticle layer Glycine nourishes the inside of the hair. Wheat germ oil coats the hair with an effective protective film