Repair a year's worth of visible damage in just one use* with Redken's award-winning Acidic Bonding Concentrate range - professional-grade care designed for all hair types and textures. The Acidic Bonding Concentrate Shampoo is a rich, all-in-one formula that delivers intense nourishment, helps prevent colour fading, and reduces breakage for stronger, healthier-looking hair. Powered by Citric Acid, part of Redken's concentrated bonding care complex, this shampoo reinforces weakened bonds from within, boosting strength and resilience. With its acidic pH-balanced formula, it protects against the damaging effects of colouring, lightening, and heat styling, leaving hair softer, smoother, and visibly revitalised. The result? Hair that looks and feels restored, resilient, and full of life. *When used as a system of Acidic Bonding Concentrate Intensive Pre-Treatment, Shampoo, Conditioner & Leave-In vs. untreated hair. Ingredients Aqua / Water / Eau, Decyl Glucoside, Sodium Cocoyl Isethionate, Cocamidopropyl Betaine, Citric Acid, Sodium Hydroxide, Panthenol, Glycerin, Dimethicone, Peg-150 Distearate, Ppg-5-Ceteth-20, Sodium Benzoate, Sodium Chloride, Peg-55 Propylene Glycol Oleate, Propylene Glycol, Carbomer, Parfum / Fragrance, Coco-Caprylate/Caprate, Polyquaternium-67, Salicylic Acid, Amodimethicone, Sodium Phytate, Glycol Distearate, Coco-Betaine, Acrylates/Beheneth-25 Methacrylate Copolymer, Limonene, Trideceth-6