Spp. Brassica juncea
Spicy and hot. Carminative, circulatory stimulant, expectorant, analgesic, anti-bacterial, diuretic, laxative.
Brown mustard seeds are more pungent and spicy flavor wise than the yellow variety.
Mustard seeds provide a short-lived, spicy kick to a dish. In addition to its flavor, it traditionally has been used to stimulate digestion, and help to warm the body with emphasis on the lungs. The supposed warming properties have been used in helping relieve minor rheumatic pains. Being considered an expectorant, it traditionally has been used for breaking up and expelling phlegm, and to quiet coughs caused by excess phlegm. It has also been used topically to direct blood and heat to an area, potentially relieving some pain and tension.