Kérastase Première Bain Décalcifiant Réparateur, which provides special care for damaged hair, is a repair shampoo option that reduces calcium accumulation in the hair. ; It has been specially developed for over-processed and damaged hair. ; Première Bain Décalcifiant sulfate-free shampoo, which provides professional quality care for damaged hair at home, gently cleanses the scalp and strands while also helping to strengthen and repair treated hair by reducing calcium accumulation. ; Hair is repaired from the inside out, becomes resistant to breakage and achieves a healthy appearance. ; It is recommended to apply Kérastase Première Bain Décalcifiant Réparateur sulfate-free shampoo over Kérastase Concentré Décalcifiant Ultra-Réparateur without rinsing for maximum effect. ; You can use it together with other products of the Premiere series. ;