Table 8.
DPPH radical scavenging activity, metal chelating effect and reducing power of muffin added with aronia powder

	A-01)	A-5	A-10	A-15
DPPH radical scavenging activity	16.81±1.972)a3)	58.81±0.72b	93.68±1.03c	96.91±0.41c
Metal chelating effect	29.43±0.50a	42.73±0.25b	61.17±2.26c	73.93±1.25d
Reducing power	0.19±0.08a	0.55±0.10b	0.92±0.06c	1.43±0.16d

A-0 : aronia-0%, A-5 : aronia-5%, A-10 : aronia-10%, A-15 : aronia-15%
Each value is mean±SD.
Means with different letters within a column(a-c) are significantly different from each other at p<0.05 as determined by Duncan's multiple range test.