Table 3.

Tyrosinase and α-glucosidase inhibitory activities of different solvent extracts.

Extracting Solvents	IC50 (μg/mL) a
	Tyrosinase	α-Glucosidase
n-Hexane	621.43 ± 41.33	418.31 ± 11.95 *
Chloroform	659.87 ± 24.89	527.06 ± 25.64 *
Dichloromethane	545.29 ± 29.29	416.34 ± 13.58 *
Ethyl acetate	396.20 ± 24.73 *	472.92 ± 2.45 *
Acetone	412.22 ± 9.52 *	328.24 ± 52.67 **
Methanol	571.35 ± 25.73	>800
Ethanol	497.24 ± 32.99	440.31 ± 5.94 **
Arbutin b	182.93 ± 12.90 **	-
Acarbose b	-	319.52 ± 24.46 *

^a The IC₅₀ value was defined as half-maximal inhibitory concentration, and was expressed as mean ± SD (n = 3); ^b Arbutin and acarbose were used as positive controls; * p < 0.05 and ** p < 0.01 compared with the control.