Boasting citric acid and a concentrated bonding care complex, the perfecting Acidic Perfecting Concentrate Leave-in Treatment imbues hair with strength, shine, and hydration, working to reduce breakage and preventing colour fade. With an acidic pH, this expert treatment from Redken effectively shields hair against the negative effects of styling, colouring and even water. Multi-purpose, this leave-in formula also provides heat protection and helps tackle frizz. Ideal for all types of damaged, demanding, and processed hair, the Redken Acidic Perfecting Concentrate Leave-in Treatment reinforces weakened bonds, enhancing hair health. Key Benefits • Up to 11x smoother hair*, system tames frizz and adds intense shine • Heat protection up to 230°C** • Up to 78% of split ends appear reduced*** Ingredients Aqua / Water / Eau, Dimethicone, Cetearyl Alcohol, Amodimethicone, Phenoxyethanol, Polyquaternium-37, Dimethiconol, Parfum / Fragrance, Propylene Glycol Dicaprylate/Dicaprate, Trideceth-5, Steareth-20, Cetyl Hydroxyethylcellulose, Glycerin, Citric Acid, Limonene, Ppg-1 Trideceth-6, Trideceth-10, Sodium Hydroxide, Chlorhexidine Digluconate, Sorbitan Oleate, Acetic Acid, Linalool, Citronellol, Citral, Eugenol. * When used as a system of Acidic Bonding Concentrate Shampoo, Conditioner and Leave-in Treatment vs Classic Shampoo on bleached hair **When used as a system of Acidic Bonding Concentrate Shampoo, Conditioner and Leave-in Treatment *** Visual Grading. When using Acidic Perfecting Concentrate vs classic shampoo on Bleached Hair