How long does permanent hair color last

The date of manufacture is indicated on the box, if it is a box hair dye.Permanent dye lasts the longest because it doesn't just leave.The special dye for bleached hair fades the fastest, even lasting less than a week if you wash your hair constantly.This is how permanent dye is able to completely change your hair color.But always read manufacturer directions. so your unopened and unmixed box of hair dye can last you a really long time.Sealed hair dye, under proper storage conditions will last for about 3 years or more.

With permanent dye, the dye opens up each individual hair shaft and embeds the dye in it.A permanent hair dye is a dye that goes through.And while this is best done at the salon, there are permanent hair colors and dyes that are sold in the store.Asked donka quenin last updated 9th february, 2020 category style and fashion hair care 4.1 888 views votes high lift hair color nothing but permanent hair color that lightens your hair without the.For most brands, the hair color product will go bad a few years after the manufacturing date.