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.

The best purple shampoos, according to our testers, include Amika, Kristen Ess, and IGK, and Nexxus. Our picks range in price from $12 to $32 and work for a variety of hair types, including those ...

"Similar to purple shampoo for blondes, ... Whether you have dark blonde or brown hair, ... However, most blue shampoos will just turn your hair ashy gray at the most," says Cotto. "If this ...

Purple shampoo can alter a person's hair color. Learn what purple shampoo does, how it works, ... This may be desirable for people who want cool-toned white, blonde, silver, or brown hair.

The best shampoos for gray hair are actually purple shampoos. Here’s what experts want you to know about using one, plus we rounded up the best options.

Some purple shampoos can dry out hair if they’re used too often. They can also strip hair of more yellow color than you’d like. This can make your hair look brown instead of blonde.

Purple shampoos are ideal for blondes because they help neutralize brassy, ... Best Shampoo for Color-Treated Brown Hair. dpHUE Cool Brunette Shampoo. $28 at Ulta Beauty.

Vogue’s Top Blue Shampoo Picks:. Best for Blondes: Davines Heart of Glass Silkening Shampoo, $38 Best for Fast Results: Eva NYC Brass to Sass Brunette Shampoo, $14 Best for Hair Repair: Virtue ...