An aliquot of 0.5ml of 1, 1-diphenyl 1-2 picrylhdrazyl (DPPH) radical (Sigma Aldrich, St Louis, USA)in the concentration of 0.05mg/ml in methanol was added to a test tube with 1ml of the aqueous methanol, ethanol and petroleum ether extract each at a concentration of 20mg/ml in separate vials.