"It's made with a violet pigment that turns down the grey or lightened hairs to be less noticeable. There's nothing wrong with going grey, but this No Yellow Shampoo helps you keep your color consistent and vibrant. It's an easy way to help time pass with a little more grace. No Yellow is used for bleached, blonde, streaked, and grey hair.
Ideal, for grey, super lightened, or decolored hair
Violet pigment tones down unwanted yellow hues on grey, light blonde, or streaked hair
No Yellow Shampoo neutralizes yellow reflections driving from pigment residue after bleaching, lightening and the oxidizing action of the elements. No Yellow treatment is the only professional treatment formulated with a special violet pigment with intensive action that neutralizes yellow reflections giving the hair a cool, bright, even reflection.
How/When: Apply on damp or dry hair for 1-3 minutes and rinse. Use gloves to prevent staining of the hands. Apply once a week or when yellow becomes visible."