New BC Bonacure range is powered with vegan keratin complex and cell equalizer technology. Vegan keratin complex helps improve cortex strength and cell equalizer helps repair the outer cuticle of the hair. BC Bonacure Color Freeze shampoo for colour treated hair brings hair to its optimal pH 4.5 level to perfectly freeze colour pigments. For long-lasting intense colour. Ideal for use in post-colour service and home maintenance. Hair is colour treated and client wants to maximise colour retention. The formula helps to bring hair back to its optimal pH level and prevent colour fading.