Purple shampoo is designed to tone and neutralize blonde and platinum hair. Learn the right way to use purple shampoo plus our top picks.

Blonde or gray hair can be hard to brighten, but the best purple shampoos can help. We tapped experts and users for picks from Redken, Olaplex, L'Oreal, more.

Celebrity colorist Jenna Perry gives you all the tips on why a purple shampoo works, how to use it for highlights, to tone hair, and how to prevent dry hair.

Purple shampoos are typically used to prevent yellow tones in blonde hair and highlights. Here's how to use them the right way, according to professional colorists.

We turned to a professional hairstylist and board-certified dermatologist to round up the best purple shampoos and conditioners of 2025 for blonde hair.

Purple shampoo can alter a person's hair color. Learn what purple shampoo does, how it works, how to use it, and the potential risks here.

We spoke to a hair expert on the best purple shampoos for blonde and grey hair, with sulphate-free options to brighten and tone from Olaplex, Redken, Fanola and more.

The best purple shampoo can prolong the brightness of bleached hair for months after the fact, so fight those brassy yellow tones with our top picks.

Purple shampoo is mainly used by blondes, but a celebrity hairstylist shares that brunettes can also benefit from it. Here, read what she has to say about this trick for those with brown hair.