Here, blue shampoo before and after ... you can see how after using blue shampoo, her hair has an ashier look to it, and the warmer orange tones in her brown strands have been dramatically toned ...

And while this problem is more common in blondes, even dyed brunette hair can turn a nasty shade of Cheeto. This is because dyed brown hair ... Enter blue shampoo. Similar to purple shampoos ...

Brunette and haven't heard of using blue shampoo before? Me neither ... to shake start coming through after a few weeks? A good blue shampoo may be the hair saviour you're looking for.

Brassy hair got you down? If you’ve ever bleached your strands or had any form of highlights ... before you consider doing something drastic (don’t dye your hair again just yet!), blue shampoo ...

Fortunately, using a blue shampoo ... brown, and silver hair. The color is less concentrated than other shampoos on this list, so expect to see results over a couple of weeks, rather than after ...

We may earn commission from links on this page, but we only recommend products we love. Promise. Okay, so it’s safe to assume we all have the same existential questions, yes? What is the meaning ...

let the shampoo sit in your hair after lathering up for three to five minutes before rinsing your hair clean. If your brown hair is color-treated, you may want to look for a blue shampoo that’s ...