L'Oreal Professionnel Vitamino Color Spectrum Green Shampoo is formulated to address the specific needs of color-treated hair, particularly those with green or cool undertones that require neutralization or enhancement. This shampoo gently cleanses while helping to maintain the vibrancy and depth of your hair color. Its specialized formula works to counteract unwanted warm tones, ensuring your carefully chosen shade remains true and radiant between salon visits.