Black henna powder is used as a hair dye in many countries. It is also used to make temporary henna tattoos. Para-phenylendiamine used with natural henna and other ingredients gives it black colour and makes it useful for hair dyeing purpose. It is not a natural products as some synthetics are mixed. The powder is either coffee colored or black.

Since black henna is not a 100% natural product, it is advisable to conduct a patch test on skin to check any allergic reactions, in case of temporary tattoos; if it is being used for hair dyeing or coloring, it is always safe to apply the paste on a few strands to check for any allergies.

Black henna powder is in great demand in the international market. It is better than the synthetic dyes.