Sample

2,2'-azino-bis(3-ethyl benzthiazoline-6-sulfonic acid) (ABTS)

Absorbance

*ABTS•+ scavenging (%)

Control of ABTS

0.508

-

**Ascorbic-acid

0.056

89.0%

Cinnamon oil

0.093

81.7%

Lemon oil

0.398

21.6%