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Anti-yellow shampoo contains purple or blue pigments that neutralize the yellowness of the hair . Carefully follow the recipe that we present below to prepare one at home.
To get started you need your favorite shampoo and purple vegetable dye drops.
Put the shampoo back in its bottle and use it normally, at least three times a week. Remember to let it act on your hair for at least 5 minutes before rinsing.
Now that you know how to prepare your own anti-yellow shampoo for gray hair, you can show off your platinum hair without having to constantly touch it up.