If your hair is very damaged or sensitive you may be better off with a nourishing toning mask instead. Although purple shampoo will not dye your hair, you may notice some lilac tints after you wash if the shampoo is too strong. The bond-restoring benefits of this purple shampoo means my long hair is left feeling stronger, looking less brassy and is less prone to breakage. What Sunil says: "A full believer in the restorative and transformative powers of Olaplex, after having recently gone blonde, I was thrilled when they launched this product. When purple is applied to your hair, it cancels out the yellow tones, providing that icy blonde color that is seen as the ideal.

The violet formula (it's a purple shampoo) neutralizes yellow tones left from pigment residue after. Applying purple shampoo is super easy, and we're going to walk you through everything you need to know about choosing and using this game-changing hair product. I decant half my purple shampoo into half a bottle of Oribe Shampoo For Moisture Control," she says. For All Hair TypesPick up a bottle of this purple shampoo if you've noticed your blonde doesn't look quite as vibrant anymore. If you're new to this kind of shampoo, you're in luck – we've spoken to some of the industry's biggest hair experts to explain exactly how it works and how to use it.Some with dramatic blonde or silver highlights also find that purple shampoo provides better color, although it has no effect on other hair colors. It transforms into a rich, creamy lather, smells beautiful and leaves hair looking glowing and soft. What Katie says:I used to see this in my granny's bathroom all the time when I was a child and I would wonder why on earth she use a shampoo that was that colour. She received a Bachelor of Arts in Communication Studies from the University of San Diego in California, during which time she logged internships at Vogue and San Diego Magazine. Our Senior Beauty Editor, Katie Thomas, Editor, Sunil Makan and Acting Senior Beauty Editor, Shannon Lawlor have handpicked their favourite purple shampoos after testing.

One of the original purple shampoos, Clairol’s classic bargain formula will banish any brass but maintain ashy tones, keeping your hair color looking fresh out of a salon. Joico's purple-powered solution is made with a tone-correcting and peptide complex to prevent future damage. Unlike other deep purple shampoos, R+Co's naturally pigmented option “is light purple, making it perfect for everyday use,” says O’Connor says.Paige Stables is the Assistant Beauty Editor at Good Housekeeping, Woman's Day and Prevention magazines, all part of the Hearst Lifestyle Group; she has also written for Cosmopolitan, Seventeen, Redbook, Dr. Nexxus haircare, including this purple shampoo, is created with keratin protein (the building blocks of healthy hair) to help strengthen strands. It eliminates brassy undertones from the first wash and contains proteins to protect against breakage. It doesn't leave my hair feeling dry - my hair ACTUALLY feels better after using - and the colour payoff is seriously impressive.