Assessment of Antioxidative and Alpha-Amylase Potential of Polyherbal Extract

Table 9

PHF showing the DPPH radical scavenging activity.

Concentration	% inhibition ± SD
	Ascorbic acid	PHF
50 μg/ml	50 ± 0.01^a	46.1 ± 0.025^b
100 μg/ml	61.5 ± 0.05^b	57.1 ± 0.02^a
150 μg/ml	70.1 ± 0.1^a	63.2 ± 0.01^b
200 μg/ml	78.2 ± 0.02^b	72.3 ± 0.02^a
250 μg/ml	81.2 ± 0.5^b	77.2 ± 0.05^b

Each value represents the mean ± SD, statistical significance compared with control (a: ; b: ).