Review Of Can You Dye Colored Hair Gray 2022. • if you have been colouring over grey for so long you are not sure how much of your hair is grey, then you can gradually go back to your natural colour. Secondly, if you are going with the darker color, know that there’s a greater contrast between that color and the regrowth.
Was it box or color and a developer you mix together? While gray hairs have long been associated with aging, that’s not truly the main cause. So the regrowth will be.