Softness for dry/brittle hair. RCT Protein Complex. 5th Avenue NYC. Detangle, condition and soften dry, brittle hair with the complete All Soft care system. All Soft Conditioner includes Redken's exclusive RCT Protein Complex to treat hair from the root, to the core, to the tip. Our All Soft care system with omega-6 enriched Argan oil nourishes for intense softness. Hair is silky soft with increased manageability, suppleness and shine. Suitable for color-treated hair. redken.com. Made in USA of US and/or imported ingredients.