Indigo, an ancient dye, may have originated in the Peruvian Andes, according to new research. Earliest use found 6200 years ago.
Why Made In Peru
Indigo Dye: A Shared Language in the Global South
Earliest Evidence of Indigo Dye Found at Ancient Peruvian Burial Site, Smart News
Indigo - Asian Textile Studies
Origin of Indigo Dye in Peru – ayaecofashion
Indigo Dye: A Shared Language in the Global South
Oldest indigo-dyed fabric found
Origin of Indigo Dye in Peru – ayaecofashion
Indigo Dye: A Shared Language in the Global South
Denim jeans may have origins in ancient Peru as indigo dye found in 6,200-year-old cotton