Epidemiological data suggest that onion (Allium cepa L.) consumption promotes cardiovascular health (Kendler, 1987). Among the salutary effects of Allium vegetables on the cardiovascular system is the inhibition of platelet activity (Ariga et al., 1981; Goldman et al., 1995; Kiesewetter et al., 1991; Makheja et al., 1980), thus reducing clotting time and promoting blood circulation. To my knowl...