Turmeric(Curcuma logna) is widely cultivated in India and its neighbouring countries and is also used in the household of of the Indian sub continent as a spice.It has been found documented that turmeric has been used as a conventional medicine to cure numerous disease such as cold and cough, diabetes, hepatic disorder etc. Now the researchers from all over the world have done numerous work to discover the therapeutic benefits of turmeric and its various extracts. Curcumin being its prime chemical compound has various therapeutic activities including anti-inflammatory, antioxidant, antimutagenic, antidiabetic, antibacterial,hepatoprotective, expectorant and anticancerous activity. The main motive of this article is give an over view on the the various pharmacological activities of turmeric.