Transform Damaged Hair with Redken's Professional Repair Shampoos. When asking "what is the best shampoo for damaged hair," Redken's scientifically-advanced repair collection delivers unprecedented restoration for all types of hair damage. Our professional-grade shampoo for damaged hair combines breakthrough technology with intensive strengthening ingredients to transform compromised, weakened strands into strong, resilient hair. The revolutionary Acidic Bonding Concentrate Shampoo stands as the best shampoo for dry damaged hair, featuring our innovative Bonding Care Complex that reduces breakage by up to 56% while rebuilding broken bonds from within. Understanding that different types of damage require targeted approaches, our comprehensive range includes specialized solutions for every concern. The Extreme Shampoo, powered by our exclusive Protein Complex, delivers intense repair for severely damaged hair, while the Extreme Length Shampoo combines strengthening benefits with length protection for those seeking to maintain longer styles. For curly hair requiring repair, the Acidic Bonding Curls Shampoo offers specialized care that strengthens while enhancing natural curl pattern. What sets Redken's damage repair shampoos apart is their ability to deliver comprehensive restoration through scientifically-proven formulations. Each shampoo works at the molecular level to rebuild internal structure, strengthen hair fibers, and create a protective barrier against future damage. Our advanced technology ensures these shampoos don't just temporarily mask damage – they provide progressive improvement in hair's strength and integrity that builds with continued use, making them the optimal choice for those seeking to transform damaged, compromised hair into stronger, healthier-looking locks. Ready to discover your perfect repair solution? Take the comprehensive Redken Hair Quiz to receive personalized recommendations tailored to your specific type of damage, hair type, and texture. Plus, maximize your hair transformation journey and save 10% when you bundle multiple products together, creating a complete, professional-grade hair care routine that delivers salon-worthy repair at home. Trust in Redken's scientific expertise to transform your damaged hair into its strongest, healthiest version yet.