Famous How Long Should You Leave Adore Hair Dye In References. Web table of contents [ show] how long does adore hair dye last? Avoid washing your hair too often.
The entire process takes about 15 minutes, and leaving it. The dye works by penetrating the hair shaft and depositing color onto the hair cuticle. Washing your hair every day or even every other day can strip away the color from your hair dye sooner than if you wash it less often.
