strengthens, repairs, and provides protection for chemically and mechanically distressed hair with 3D Repair Complex.
For hair that is up to 4 times stronger*. EXTREME strengthens and resurfaces chemically and mechanically distressed hair. Redken's exclusive Interbond Conditioning System delivers a unique 3D Repair Complex to fortify hair so it looks and feels healthier with increased manageability and shine.
*Lab brushing tests using Extreme Shampoo, Conditioner and Deep Fuel regimen compared to an ordinary shampoo.