Redken Acidic Perfecting Concentrate Leave-In Conditioner is our most concentrated all-in-one formula for strength repair for all types of damaged hair. This conditioning leave-in treatment provides ultimate strength repair, intense conditioning and hair color fade protection. 

Featuring Citric Acid, this leave-in conditioner contains a concentrated bonding care complex that reinforces weakened bonds within your hair to improve hair strength. This leave-in conditioner repairs strength in damaged hair, provides heat protection up to 450 degrees, tames frizz, adds shine and reduces hair breakage. 

This pH-balancing leave-in conditioner is specifically formulated with an acidic pH to defend against the negative effect of hair coloring, styling tools, and even water. The result? Hair that looks and feels healthy.

• 56% less breakage*
• 82% less visible split ends**
• 11x smoother hair***
• pH balancing
• For all hair types and textures
• Ultimate repair, intense conditioning, and color fade protection
• Citric Acid, an alpha hydroxy acid, which helps reinforce weakened bonds in the hair

* When used as a system of Acidic Bonding Concentrate Shampoo and Conditioner vs. non-conditioning shampoo (L’Oréal Product Test: Date: August 7, 2020)
** When used as a system of Acidic Bonding Concentrate Shampoo, Conditioner and Leave-In Treatment vs. non-conditioning shampoo (L’Oréal Product Test :Date: August 6, 2020)
***When used as a system of Acidic Bonding Concentrate Shampoo, Conditioner and Leave-In Treatment vs. non-conditioning shampoo (L’Oréal Product Test :Date: July 30th, 2020)