Kashmir Keratin Purple Shampoo Purple shampoo Keratin restores bond Shampoo specifically formulated for blond and platinum hair. The PH acid-balanced, keratin shampoo has detoxifying agents that remove impurities found in water that cause blond and platinum hair to look dull. Additional benefits include: Excellent for chemically enhanced, chemically treated, and color-treated gray/blond/bleached hair. Infused with keratin and silk powder extract, created to activate and protect highlights, restores vibrancy, Leaves hair feeling supple and soft.