I will continue using Shimmer Lights once a month or so, when I feel like my hair is getting brassy, but I will NEVER again leave it on for more than 2 minutes! Shimmer Lights purple shampoo is both affordable, and produces great results. But use a really cheap shampoo for the next few days. Another favorite amongst purple shampoo users is Clairol’s Shimmer Lights. Shimmer Lights Shampoo is an award-winning, protein-enriched color-enhancing shampoo tones down brassiness on blonde or gray hair. If you want to be clued in on other coloring hacks be sure to follow our hair coloring board over on Pinterest. Shimmer Lights refreshes faded highlights, removes the dull yellow in gray hair and leaves hair shiny without residue - and it can be used on natural or color-treated hair. We have to admit, this shampoo does smell a little like something your grandma might use – but the smell doesn’t linger after a rinse. I’ve been using it for three years now and it’s one of my favorite drugstore products — it’s affordable, gets results, and saves me … Shimmer Lights (currently $16.46 for an 16-ounce bottle on Amazon) is a purple shampoo that uses violet dye to neutralize yellow, brassy color. You could always mix a little Shimmer Lights or your favorite purplish choice in with your regular shampoo. That way you get a little bit working to counter any brassiness with every wash. It isn't good for your hair, but it'll definitely help strip away the purple! And try Loreal Brass Banisher after a few days.