Unless the shampoo is specifically designed to be used as a daily toner, applying purple shampoo every time you wash your hair is typically discouraged because it can begin to eliminate too much yellow from your hair.
The purple shampoo can cause build up making the hair look dull and darker if overused." This makes the lightening process more difficult to create a seamless blend.
Don't use purple shampoo if you've got orange tones in your hair. You'll need a blue shampoo to cancel those out. Do ease into purple shampooing. Before using it at full strength, dilute it with your regular, normal shampoo – 1-part regular shampoo to 2 parts purple shampoo should work fine.
Keep in mind that purple shampoo does not replace your regular shampoo and should only be used once or twice a week. Doss warns that there is such a thing as too much purple. “When you eliminate too much yellow, it visually ends up darker and a lot of people don't want it to look darker,” she says.
To use purple shampoo, wet hair, and lather on your hair. Depending on your hair's level of brassiness, leave the purple shampoo on for two to three minutes. After rinsing the shampoo out, apply a purple conditioner to nourish your hair and prevent breakage.
Purple shampoo is for already bleached hair, so if you're hoping to lighten brown hair with purple shampoo, you'll be disappointed. This is all down to the fact that purple shampoo isn't lightening. Instead, it brightens blondes by canceling out yellow tones, which just happen to be opposite purple on the color wheel.
Others may be too weak, meaning they need 10 minutes or more to make a noticeable difference to brassy tones if they manage to do anything at all. However, we've created the 'Goldilocks' of purple shampoos; a product with just the right level of purple tones, which takes 3-5 minutes to work its magic on brassy strands.
Bear in mind that purple shampoo does not always need to replace your regular shampoo. Use purple shampoo once a week or anytime you notice brassiness. If you do not see any changes after a month, you can always up your hair care routine to 2 to 3 times a week.
For best results, use a purple conditioner after rinsing with your purple shampoo. You may want to wash hair with your purple system twice to thrice a week, depending on your blonde level.
Some blondes swear by locking in the purple toning with a purple conditioner. However, as the purple shampoo does most of the work, we think it's OK to use any conditioner you like. After rinsing, try a deep moisturizing hair mask to soften your hair, and smooth frizz.
Purple shampoo "is a stain, so it will wash out over time,” Maine says. The more frequently you cleanse with regular shampoo, the faster it will fade.
Leaving purple shampoo in your hair for an hour or more can cause your hair to look dull and lifeless. To leave purple shampoo for more than 10 minutes is already too much.
Whether blonde or brunette, many tones can benefit from a purple shampoo. The unexpected hue may just be the secret to keeping your color fresh and vibrant. Using a purple toning shampoo is a key step in keeping your hair color looking fresh, vibrant, and like you just left the salon.
Because it does not contain an ingredient that will chemically change the color of your hair, purple shampoo cannot truly lighten hair. If anything, purple shampoo may make your hair temporarily slightly darker.
Purple shampoo works the same way to eliminate brassiness on brown hair as it does on blonde. It helps to prevent color fade, while emphasizing shine, keeping brown hair vibrant and rich. Using purple shampoo on brown hair regularly will take out any unwanted warm tones in your strands.
Your lightened blonde pieces will have absorbed some of the base break colour. Highlighted hair is often porous and can take on ash tones heavily – the hair then appears greyish or sometimes even silver.
Purple Shampoo
If your hair is on the yellowish, orange end of the spectrum, purple shampoo will fix it. Like blue shampoo, purple shampoo is another at-home option that's formulated to neutralize brassy yellow and orange tones in color-treated hair.
Purple counteracts yellow, blue counteracts orange. They are opposites on the color wheel, so that's why. So if your hair has an orangey hue, the reality is, purple shampoo won't work. Because purple doesn't solve an orange problem.
Purple shampoo is purple colored shampoo that distributes purple pigment to neutralize brassy, yellow tones. Purple is used because, if you take a look at the color wheel, it is the direct opposite color of yellow. This means purple and yellow cancels one another out.
Zoe's answer: Leaving purple shampoo in your hair for longer than the recommended time is not always a good idea. The longer you leave it, the more pigments will be deposited on your hair and they could even stain it permanently.
“Purple shampoo does not cancel out orange so if the hair has any orange or yellow orange tones in it, the purple shampoo would actually make them warmer depositing red into the hair.”
According to Capri, the Best way to use purple shampoo is once every third wash. "But if you have been in the sun or feel as if your tone is too brassy, use purple shampoo at every wash until you get the desired results, THEN use once every 3rd wash," she explains.
Saying that, it does lather and in turn remove some build up from the hair, but I would advice you wash your hair with a normal shampoo first before purple shampoo, especially if you find your hair needs washing daily or hasn't been washed for a couple of days.
Use the blue shampoo daily until brassiness disappears. Then, alternate with your regular shampoo to maintain the results. “Blue shampoo works by coating the hair shaft, neutralizing brassiness, and adding gorgeous shine.”