Antioxidant and Diuretic Properties May Lower Blood Pressure. May Contain Cancer-Fighting Compounds. May Protect from Chronic Diseases Thanks to Anti-Inflammatory Effects. May Help with Digestive Problems, Including Ulcers. May Treat Bad Breath and Prevent Cavities. The pleasant aroma and the delectable taste it offers have earned Cardamom the status ‘queen of spices’. Kerala boasts of the biggest cardamom market in the world which is in Kumily, near Munnar.