Turmeric is a very popular spice that is widely used as a food flavoring especially in Asian dishes. It belongs to the family of ginger. People call it by many other names such as Indian saffron, Jiang Huang, Haridra, held, etc. It is a major ingredient of curry powder and works as a bright yellow-orange food colouring agents.Turmeric grows plenty in many Asian countries. People have been using it for many years as herbal remedies. The main active ingredient in turmeric is Curcuma or diferuloylmethane.