Vegetal Bio Colour - Soft Black 50 gms AMA Herbal is leading manufacturer and exporter of Extract form of Natural Dyes for textile application in India. Years of combined efforts and technical knowledge of AMA Herbal and Saba Botanical of USA has resulted in the unique formulation called Vegetal Bio Colour. ANA Herbal leaders in Natural Dyes present. Vegetal BIO COLOUR from the treasure of Mother Earth.Vegetal BIO COLOUR is 100% natural hair care and colouring formulation. It colours your hair by coating the hair shaft in desired colour