Assessment of the Quality and Evaluation of the Antioxidant Potential of a Novel Sri Lankan Ayurvedic Polyherbal Formulation

Table 3

Antioxidant properties of Polyherbal Ayurvedic Formulation (PHAF).

Samples	Antioxidant properties
	TPC	TFC	ORAC	DPPH	ABTS
	(mg gallic acid equivalents/g of extract)	(mg quercetin equivalents/g of extract)	(mg trolox equivalents/g of extract)	(mg trolox equivalents/g of extract)	(mg trolox equivalents/g of extract)
Ethanol extract	327.07 ± 9.65	224.6 ± 8.42	1481.44 ± 30.20	227.17 ± 6.16	577.08 ± 5.48
Aqueous extract	103.65 ± 4.94	76.6 ± 5.83	481.11 ± 17.30	79.50 ± 4.42	198.20 ± 4.55

Data represented as mean ± SEM (standard error mean). Significant when compared to the respective values of TPC, TFC, ORAC, DPPH, and ABTS of aqueous extract; . TPC: total polyphenol content (n = 6); TFC: total flavonoid content (n = 6); ORAC: oxygen radical absorbance capacity (n = 5); DPPH: 1,1-diphenyl-2-picryl-hydrazyl; ABTS: 2,2-azino-bis(3-ethylbonzothiazoline-6-sulfonic acid) diammonium salt (n = 4 each).