Zero ammonia-free color activator for demi-permanent coloration. Ideal for tone on tone and nuances that do not require clarification. Zero ammonia-free dye developer specially indicated for demi-permanent color (tone on tone) and nuances or corrections that do not require clarification. Its oxidizing power has been designed to reveal the dyes, fixing them strongly inside the cortex, but without causing a degradation of the natural melanin and therefore without lightening the natural base of the hair. We achieve a lasting result and maximum care of the hair fiber. Its formulation, in addition to Aloe Vera, contains low molecular weight Keratin to provide treatment to the capillary structure, making the hair come out of the process more reinforced.