Best Hair Products Launching in 2020
41 New Products That'll Completely Transform Your Hair This Summer
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In the same way blond hair might benefit from a purple-tinged shampoo, brunettes could use a little tune-up, too. Our favorite option is the new Redken Color Extend Brownlights Blue Toning Sulfate-Free Shampoo ($23), which uses cool tones to neutralize the warmth in brown shades.