Blue Shampoo Is a Must-Have For Brunettes—Here's How It Works
Meet the Experts What Is Blue Shampoo? Who Should Use Blue Shampoo? (Again, this is typically a problem reserved for brunettes.) @emrata Remember that color wheel on the wall of your elementary school class? On that color wheel, blue sits directly across from orange, meaning it neutralizes it, says Luza. The same goes for your hair. How to Use Blue Shampoo If you are going touse a blue shampoo, do so sparingly....