It's a colour measurement device that we used to analyse the improvements in the yellow tones of the hair after a one-week testing period. Testers also gave feedback on its performance such as the lather, how well it cleaned, and if it left the hair feeling nourished.įor our lab test, we used a spectrophotometer. Our testers assessed the anti-brass effectiveness and noted whether the shampoo left behind any unwanted purple tint.
Alternate with your favorite UNITE daily shampoo as necessary and follow. We were looking for the ones that'll leave hair looking vibrant, salon-fresh and lifted. FOR BEST RESULTS: Wet hair, apply, lather and rinse. We recruited over 480 women to lather, rinse and repeat their way through 22 brands of purple shampoos. Gina's expert tip: Use a leave-in treatment after using the purple shampoo to lock the colour in How the GHI tests purple shampoos Using a purple shampoo will balance the yellow and orange tones in the hair.' How many times do you use purple shampoo?Īdding a purple shampoo just once or twice a week instead of your everyday shampoo is all you need for hair that is refreshed with vibrancy and blonde that is back to bold. 'When hair is lightened, the natural colour is removed to accommodate the new colour, but as all hair colour has an underlying warmth, this will eventually start to show through. This is definitely for no more than one-time-per-week use, and it works best with blondes. 'It’s very common for colour treated hair to change tone, especially through exposure to the sun, environmental pollutants and water with high mineral levels or chlorine,' says Gina. Eleven’s Keep My Colour Blonde Shampoo is second to none for its strength and amazing shade of purple. We spoke to Gina Conway from Gina Conway Salons and Spas, who helped shed some light on why hair goes brassy and how a purple shampoo can help:
Purple shampoo is the perfect post-colour swap for your haircare routine to help you maintain that vibrant colour. If you’ve got freshly coloured, luscious blonde locks or even if it’s been a while since colouring, the last thing you want is for your hair to go brassy and yellow.
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