Product Overview If you need an extreme shampoo for distressed hair then our stylists firmly recommend Redken Extreme Shampoo 1000ml as it effectively cleanses & fortifies damaged hair. Benefits Cleanse & restore your hair strength with Redlem Extreme Shampoo, leaving hair more supple & glossy thanks to its fortifying complex. Key Technology Redken Extreme Shampoo contains 18-MEA & Ceramide, working with Redken’s Interlock Protein Network for strengthened, protected & conditioned hair.