Oilanic Indigo Powder is considered the best alternative to chemical hair dyes. With a host of benefits attached under its name, here are few reasons for opting for this. It is 100% organic hair color powder that is made and extracted from the leaves of the Indigo plants or Indigofera Tinctoria as scientifically called. It is 100% chemical free with no added synthetic fertilizers or pesticides or any kind of additives for that matter, which makes it unique among all other indigo powder online.