Correlation of Total Polyphenolic Content with Antioxidant Activity of Hydromethanolic Extract and Their Fractions of the Salvia officinalis Leaves from Different Regions of Morocco

Table 2

Antioxidant activity of the hydromethanolic extract (F0) and its fractions (F1, F2, and F3) of Salvia officinalis.

Fractions	Boulemane region			Khenifra region
	DPPH IC50 (mg/ml)	FRAP EC50 (mg/ml)	TAC (mgGAE/g of extract)	DPPH IC50 (mg/ml)	FRAP EC50 (mg/ml)	TAC (mgGAE/g of extract)
Hydromethanolic (F0)	0.04	0.037	57.091	0.075	0.031	88.670
Ethyl acetate (F1)	0.002	0.029	21.136	0.068	0.021	39.307
Butanolic (F2)	0.007	0.021	60.803	0.089	0.047	76.482
Aqueous (F3)	0.009	0.039	108.006	0.092	0.035	103.850
Ascorbic acid as positive control = 0.032 mg/ml