This daily purple shampoo is specifically formulated by Philip Kingsley to neutralize brassy and yellow tones often found in blonde, silver, gray, highlighted, bleached, and color-treated hair. It works as a toner to maintain the cool, bright shade of your hair color. Regular use ensures that unwanted warmth is diminished, leaving your hair looking vibrant and true to tone. Ideal for daily integration into your hair care routine, offering gentle cleansing while actively counteracting discoloration.