Our indigo powder is a natural dye which is very famous now days for coloring hair black. This is a classic indigo color that emits a dark black color with a rush of blue. Use this product to darken any of our other henna hair colors or use as the second step in our 2 step process. Our 100% pure natural indigo pr henna powder is a gift from nature with mixable shades to create an infinite range of colors to choose from. It protects the hair shaft so it always looks natural and translucent, especially in the sun. Your hair will be stronger, healthier and more manageable with tons of shine and bounce! it is like a mask, for your scalp. The unique blend of henna and indigo creates a revolutionary new hair coloring experience. No more burning and blistering as our product contains no ammonia, metallic salts, or ppd's. Organically grown, seasonally harvested and triple sifted to ensure you are getting the highest quality product. Differentiation of natural and chemical hair color: hair colors made from plant ingredients do not penetrate into the hair shaft i. E. Completely safe. They color your hair by just coating color pigments on the outer layer of the hair. While chemical hair colors penetrate the hair shaft and deposit the color in the inside of the hair. Chemical hair colors contain ammonia or resorcinol that opens up the hair shaft so color molecules can enter inside the hair and deposit the color there.