If you use purple shampoo too often, you may notice a slight purple hue on your hair—especially if you have very light or damaged hair. If this is the case, try using purple shampoo a few times a week instead of daily.
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.
How Often Should You Use Purple Shampoo? Purple shampoo is meant to only be used weekly or when your hair is looking brassy — not every day. Generally, you'll want to incorporate it into your hair care routine one to three times a week in place of your usual shampoo for color-treated hair.
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.
Using too much purple shampoo will: Cause your hair to get bluish. Dry out your hair. Make it weak, which may lead to breakage and hair loss.
Purple shampoo is a toning shampoo specially designed for blonde hair. It features crushed violet pigments that neutralize style-ruining brassy and yellow tones. On the color wheel, purple is the opposite of yellow, which is why purple pigments cancel out brassy, yellow tones.
DON'T use purple shampoo more than once a week
“You only need to use purple shampoo once a week to see a difference. Overuse of purple shampoo can sometimes over-eliminate tones and make the blonde appear visually darker, which isn't always the desired effect.”
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.
Too Much of a Good Thing: Purple Shampoo Left On Too Long
To leave purple shampoo for more than 10 minutes is already too much. The truth is - you should only use the purple shampoo once or twice a week and for no more than that ten-minute mark for optimum toning of blonde hair.
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.
If anything, purple shampoo may make your hair temporarily slightly darker. This is because the inky purple pigments found in purple shampoo are a darker color than the shades of yellow in blonde hair.
It's important to note that the pigment in purple shampoo isn't a lightener or hair dye but a gentle toner that works overtime. So it can't darken your hair or make it any lighter. For this reason, if your hair tone is too dark, it won't make it any brighter.
Purple shampoo is a cleansing toner that helps to keep your blonde and lightened hair looking fresh and vibrant. Its purple pigments draw out brassiness and neutralise those unwanted tones, keeping your colour cool and brass-free.
“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.”
Unless you have white hair or gray hair, you shouldn't leave the purple shampoo on for longer than 15 minutes at a time. If you're already leaving the shampoo on for less than 15 minutes and you're noticing a purple tone, then try leaving the product on for even less time.
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.
Your hair will mainly be exposed to your tap water due to hair washing. This water is actually filled with metals and minerals, and since blonde hair is very porous, these will be absorbed, causing a slight yellow tint. You may also have heard that blonde hair turns green in swimming pools.
Use Baking Soda
Baking soda is a great way to remove the purple tint from your hair from a purple shampoo. Simply add equal parts baking soda and water to your hair and let it sit for 5-10 minutes. After that, rinse it out thoroughly and shampoo as usual.
Each time, use your normal shampoo for the first cleanse followed by the purple, then rinse and condition. ' If your hair always takes to brassy tones, Newton advises; 'Talk with your stylist about whether a blue shampoo would be better prescribed to keep your colour looking cooler.
Using a purple shampoo on grey hair can help to remove brassy yellow shades, leaving you with a flattering silver undertone.
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 can be used as a regular shampoo, or as an intensive treatment by applying it generously to dry hair. It won't affect, or damage brunette hair, but it can leave a lilac tint on light hair if left on too long. Always rinse, and follow with a moisturizing conditioner.
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.
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.