2024-04-08
What is indigo dye indigo blue powder
Indigo is a pigment extracted from the leaves of indigo-bearing plants and is the oldest natural source of blue dye in the world. Humans have used indigo to dye natural fibers for thousands of years, with traditions spanning continents and cultures. Indigo dye was common in ancient civilizations in Mesopotamia, Egypt, Britain, Mesoamerica, Peru, Iran, and West Africa. The oldest known indigo-dyed cloth was found in Peru and dates back 6,000 years.