Start a new ritual for longer lasting more vibrant color. pH is the real story in Color rentention. Prepare the hair before and after your color service with the Color Ritual. Here's the Science: Hair with a final pH between 4.5-5.5 gives longer lasting color results. It also produces a cuticle that lays smooth as it reflects your beautiful, rich ProRituals color. See the following steps to learn the Ritual.
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