Indigo powder, derived from the natural indigo pigment extracted from the indigo plant, is renowned for its use in dyeing ...

These are colored with a preparation of indigo ; but it would be of no avail ... hair grows out and shows itself. The cheapest hair dyes are powders principally composed of lime and an oxyd ...

An curved arrow pointing right. Natural dyes from kola nuts and indigo have been used to make tie-dye in Gambia for generations. But more and more artisans have been replacing these traditional ...