Table 5.

IC₅₀ values (µg/mL) of the extracts from fruits of Cornus alba, Cornus florida, and Cornus sanguinea for the inhibition of α-glucosidase and α-amylase.

	Cornus alba	Cornus florida	Cornus sanguinea
α -glucosidase
Aqueous-ethanolic extract	50.38 ± 14.05	38.87 ± 2.65	70.07 ± 16.62 †
Acarbose	150.43 ± 0.04 *,# 231.91 ± 0.06 (µM)
α-amylase
Aqueous-ethanolic extract	115.20 ± 14.31 a,c	5018.43 ± 14.70 b,c	651.44 ± 12.99 a,b
Acarbose	2.4 ± 0.06 § 3.7 ± 0.6 (µM)

α-glucosidase: * p < 0.05 vs. Cornus alba; ^# p < 0.001 vs. Cornus florida; ^† p < 0.05 vs. Cornus florida; α-amylase: ^a p < 0.05 vs. Cornus florida, ^b p < 0.05 vs. Cornus alba, ^c p < 0.05 vs. Cornus sanguinea; ^§ p < 0.001 vs. Cornus alba, Cornus florida, Cornus sanguinea.