Kérastase Première Decalcifying Repairing Pre-Shampoo Treatment is a dual-action decalcifying and repairing pre-shampoo hair treatment for damaged hair. The first pre-shampoo hair treatment from Kérastase, Première Decalcifying Repairing Pre-Shampoo Treatment removes excess calcium and helps repair damaged hair. This includes damage by heat tools, colour treatment, bleaching, over-processing and other types of hair damage. Suitable for all hair types, this pre-shampoo treatment removes excess calcium and reinforces hair strength, leaving it stronger, smoother, and shinier. With its transparent gel texture, this pre-treatment helps repair persistent damage, working to reconnect broken keratin links and reinforce hair strength and structure. Hair is left stronger, healthier-looking, and shinier – as if renewed. The Kérastase Première range helps reconnect broken keratin bonds for stronger, healthier-looking, shinier hair **. Repair persistent damage and reconnect broken keratin links by leaving on the Kérastase Première Decalcifying Repairing Pre-Shampoo Treatment without rinsing, before layering with Kérastase Première Decalcifying Repairing Shampoo, then rinsing out both. Finish with Kérastase Première Decalcifying Repairing Conditioner as a final step, and discover stronger, healthier-looking, and shinier hair – as if renewed. RESTORES HAIR'S ORIGINAL STRENGTH* Ingredients: AQUA / WATER / EAU ● GLYCERIN ● PROPYLENE GLYCOL ● GLYCINE ● CITRIC ACID ● PEG-40 HYDROGENATED CASTOR OIL ● SODIUM HYDROXIDE ● PARFUM / FRAGRANCE ● CETRIMONIUM CHLORIDE ● POLYSORBATE 20 ● POLYSORBATE 80 ● PHENOXYETHANOL ● HYDROLYZED VEGETABLE PROTEIN PG-PROPYL SILANETRIOL ● HYDROXYPROPYL GUAR ● HYDROXYPROPYL GUAR HYDROXYPROPYLTRIMONIUM CHLORIDE ● QUATERNIUM-80 ● LIMONENE ● LINALOOL ● SODIUM BENZOATE ● CITRAL ● POTASSIUM SORBATE ● *Instrumental test on bleached hair after continued use of the full Première routine vs. non-bleached hair. **Instrumental test on sensitised hair after continued use.