One of Redken's best-selling products, this hair strengthening conditioner protects shine, repairs hair and leaves hair supply and shiny.

- Use daily after shampooing with Extreme Shampoo.
- For more intensive treatment, plus added strength and protection against split ends, use Extreme Strength Builder Plus weekly.

- Fortifying Complex
- 18-MEA - Protective shine
- Ceramide - Structural repair
- Interlock Protein Network - Internal strength