I have dyed my hair every color under the sun, so I know a good shampoo for color-treated hair has a lot to get right. I want one that preserves my new color and undoes some of the damage that ...

Blue shampoos replace orange undertones with cooler brown shades. We tested the market leaders in our beauty lab to find the best for brunettes. Shop now.

A colour-depositing shampoo is a great option for refreshing your hair colour at home. While DIY colouring kits can be a great option for refreshing your hair colour at home, they’re not for ...

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 ...

Plus a briefer on why hair goes brassy to begin with. Fact checked by Isaac Winter You drop a decent amount of cash on a dye job and notice, maybe even a few weeks later, that your hair is looking ...