Gas Chromatography-Mass Spectrometry Coupled with Multivariate Statistical Analysis to Identify the Alpha Glucosidase Inhibitors from Flesh of Salacca zalacca Fruits and Their Molecular Docking Studies

Table 1

Extraction yield and α-glucosidase inhibitory activity of S. zalacca fruit extracts.

Extracts (ethanol/water)	Percentage yield (%)	α-Glucosidase inhibitory activity IC50 (µg/mL)
0% (E0)	69.4 ± 3.6^b,c	280. 30 ± 20.34^a
20% (E20)	67.2 ± 2.4^c	150.90 ± 14.32^b
40% (E40)	67.7 ± 2.1^c	182 ± 19.32^c
60% (E60)	72.6 ± 2.7^a,b	16.48 ± 1.20^d,e
80% (E80)	75.5 ± 2.2^a	25.09 ± 1.54^d
100% (E100)	20.2 ± 1.4^d	20.08 ± 1.24^d,e
Quercetin	nd	3.54 ± 0.32^e

Values represent the mean ± standard deviation (n = 6). The values that do not share a letter are significantly different at . nd = not determined.