Kérastase Première Sulfate-Free Hair Repair Shampoo is a professional-grade solution for all damaged hair types. Powered by citric acid, this gentle yet effective formula deeply cleanses, removes calcium buildup, and repairs weakened bonds. Hair feels instantly stronger, smoother, and shinier—with up to 73% more shine and 93% less breakage. This advanced formula works in synergy with the Kérastase Première system to restore hair health from root to tip. Perfect for salons, beauty retailers, and professionals seeking high-performance hair care that delivers visible results. Sulfate-free formula suitable for all hair types Decalcifies & removes buildup for lightweight, healthy hair Strengthens & smoothes while repairing internal bonds Clinically proven: +73% shine & -93% breakage