Why We Love It: This multitasking silk protein and hibiscus extract-infused formula left our tester Grace's hair looking healthier and brighter while lathering beautifully. Her strands felt super ...

While an over-the-counter purple shampoo can't replicate the nuanced work of a skilled colorist, it's useful if you're in between appointments. "It can help keep your color fresher for longer ...

This brightens old hair dye and boosts its undertones as well as preventing fade and ramping up the shine. So when you wash with this particular shade of shampoo, it deposits purple pigment into ...

There’s the purple shampoo from my DIY-bleach escapades ... for when I’ve gone too heavy with the heat, and the color-safe shampoo I use to preserve my ruby-red look.

Want to create the illusion of brighter, blonder hair with every wash? It’s time you tried a purple shampoo. We’ve all been there. You come out of the hairdressers feeling like your blonde is ...