Table 7.

Inhibitory activity of the isolated compounds against yeast α-glucosidase.

Compound	IC50 (μM)
Isosalipurposide 3	116.5 ± 26.40
Naringenin 2	89.71 ± 10.22 *
Quercitrin 4	177.3 ± 11.34
Myricitrin 8	351.6 ± 24.88
Naringenin-7-O-α-L-arabinopyranose 2	769.1 ± 95.82 ****
D-(+)-pinitol 5a	74.69 ± 0.23 *
(−)-pinitol 5b	164.2 ± 8.36
(−)-Epicatechin 6	63.58 ± 11.83 *
2,4-Di-t-butylphenol 7	259 ± 58.34
3-hydroxy-5-(2-aminoethyl) dihydrofuran-2(3H)-one 9	>1000 a
Acarbose	239.9 ± 31.74

^a The activity did not reach 50% at the highest tested concentration (1 mM); * p = 0.03, **** p < 0.0001 were from the inhibition of the compound vs. acarbose (n = 3, ANOVA, Tukey).