You can recognize such levels right in front of the label, at either 10, 20, 30, and 40. It means how much hydrogen peroxide they have. Hair developer levels are sort by their oxidizing potential. Hydrogen peroxide developer lifts the cuticle layer of the hair, and depending on the strength of the activator the cuticle will lift more or less. The developer helps the color penetrate the hair shaft and become permanent. To answer the question, you need first to understand the fundamental role of the developer in the hair dye process.ĭevelopers are also called activators, which activate the chemicals of the hair color, and without the hair dye would have absolutely no effect. If you do, what is the mixing ratio? Let’s find out. Ion makes a line of hair color products called Color Brilliance, available in a cream or liquid.Īnd when you purchase an Ion Color Brilliance, the first questions pop up in your mind that do you always have to mix Ion Color Brilliance with the developer?
