Polyphenol Content and Antioxidant Activity of Stevia and Peppermint as a Result of Organic and Conventional Fertilization

Table 3

Radical scavenging activity of stevia as a result of type of fertilization^a.

Fertilization	Plant	% inhibition
		ABTS	DPPH
Organic	Stevia	92.847 ± 2.394^a	72.780 ± 1.817^a
Conventional	Stevia	94.526 ± 0.077^a	62.681 ± 3.076^b

^aEach value is the mean of three replicates ± standard error. Different letters in each column express significant difference by Student’s t-test.