| Bain Décalcifant Réparateur is a shampoo concentrated in pure acids for all types of damaged hair. It eliminates excess calcium responsible for hair breakage and rebuilds the internal bridges of the hair fiber*. For optimal effectiveness, we recommend applying it with Concentré Décalcifant Ultra-Réparateur.| | Bain Décalcifant Réparateur is a shampoo concentrated in pure acids for all types of damaged hair. It eliminates excess calcium responsible for hair breakage and rebuilds the internal bridges of the hair fiber*. For optimal effectiveness, we recommend applying it with Concentré Décalcifant Ultra-Réparateur.