Everesr Turmeric is both used as a colouring and flavouring agent in Indian cuisine. Solutions of turmeric have long been used in the treatment of wounds, eye infections and common cold.It is a popular variety in India, where turmeric is used as a key colouring agent in 'curries'.Turmeric has a mild, earthy and woody flavour. It stimulates protein digestion, and is an excellent blood purifier.