Tumeric

Some articles on tumeric:

Yellow - In Science - Minerals and Chemistry - Dyes
... Saffron, like Tumeric, is one of the rare dyes that is also a spice and food colorant ... robes dyed with Gamboge or Curcuma longa, also known as Tumeric ... often sold under the name saffron for instance, what is called Indian saffron is often really tumeric ...