Chinese : 青黛

Each bag : 37 gram

The primary use for indigo is as a dye for cotton yarn, which is mainly for the production of denim cloth for blue jeans .  Indigo is among the oldest dyes to be used for textile dyeing and printing.

 Our herb product  had been transferred to powder and it is easy to liquidize to soap making mixture.

Reference :  http://en.wikipedia.org/wiki/Indigo_dye#Natural_indigo

In soap : Grey or dark blue

Photo reference from ZK soap Taiwan