Interrelationship between secondary metabolites and antioxidant capacities of Centella asiatica using bivariate and multivariate correlation analyses

Applied Biological Chemistry

Table 1 Radical scavenging activities and reducing ability of various C. asiatica extracts

Extract	Radical scavenging activity (AEAC^a mg/g)		FRAP (AE^b mg/g)
Extract	ABTS	DPPH	FRAP (AE^b mg/g)
HD-L-CW	46.5 ± 0.8	21.9 ± 1.1	34.1 ± 0.6
HD-L-HW	52.3 ± 1.0	34.0 ± 1.3	42.8 ± 0.2
HD-L-50E	66.6 ± 0.3	37.2 ± 1.2	56.3 ± 1.2
HD-L-70E	65.4 ± 1.2	40.7 ± 1.2	55.7 ± 0.9
HD-W-CW	30.6 ± 1.9	11.3 ± 0.6	19.3 ± 1.2
HD-W-HW	30.4 ± 1.9	19.8 ± 1.0	26.2 ± 0.6
HD-W-50E	57.6 ± 2.6	37.0 ± 1.9	50.4 ± 2.0
HD-W-70E	65.7 ± 0.5	45.8 ± 2.0	56.4 ± 1.8
FD-L-CW	60.3 ± 1.8	32.3 ± 0.6	48.2 ± 0.8
FD-L-HW	53.6 ± 1.4	33.7 ± 1.2	45.3 ± 0.2
FD-L-50E	77.1 ± 0.2	47.8 ± 2.0	70.5 ± 0.8
FD-L-70E	78.7 ± 0.2	50.6 ± 0.8	74.9 ± 0.6
FD-W-CW	49.0 ± 1.7	20.3 ± 1.2	36.9 ± 0.4
FD-W-HW	42.0 ± 1.8	25.4 ± 1.6	33.3 ± 1.2
FD-W-50E	67.1 ± 2.3	40.4 ± 1.2	57.9 ± 2.3
FD-W-70E	77.8 ± 1.2	55.4 ± 0.6	72.3 ± 1.4