https://www.indus-valley.com/organic-wellness/indigo-dye.html

Looking for something natural and herbal that coves your grays and make you look younger? Here we have Indus valley indigo powder hair colour – a natural triple sifted micro fine powder to improve the texture of your grey hair. Pure Indigo powder derived from Indigofera Tinctoria that is best suited as a natural hair dye doesn’t contain ammonia or PPD or other chemicals and results in beautiful shiny hair.