also contribute to radical scavenging activity since capsaicins can
directly scavenge various radicals (Kogure et al., 2002). The EC50
0.4 and 0.30 mg/ml, reducing power 2.6 and 0.9 ASE/ml had been
reported in the rhizomes of Alpinia galanga and leaves of Ocimum
sanctum, respectively (Juntachote & Berghofer, 2005).