Table 2.

IC₅₀ values (µg/mL) of α-glucosidase inhibition activity of C. daurica extracts. (n = 3,x ± s).

Source	Extract fractions	IC50
C. daurica	Water extract	175.8 ± 2.11
	n-butanol extract	133.2 ± 2.59
	Ethyl acetate extract	105.9 ± 0.89
	Petroleum ether extract	173.6 ± 1.11
Acarbose	–	108.2 ± 1.28