Table 1.

α-glucosidase inhibition of some potential extract of medicinal plants collected in Dak Lak.

No.	Scientific Name of Medicinal Plants	Part Used	EC50 (mg/mL)	References
1	Dalbergia tonkinensis	Heartwood	0.17 ± 0.013	This study
	Acabose (positive control)		1.21 ± 0.103
2	Terminalia alata	Trunk bark	≥4	Nguyen et al., 2016 [8]
3	Terminalia bellirica	Trunk bark	0.41 ± 0.03	Nguyen et al., 2016 [8]
4	Terminalia corticosa	Trunk bark	1.42 ± 0.02	Nguyen et al., 2016 [8]
5	Euonymus laxiflorus Champ.	Trunk bark	0.360 ± 0.03	Nguyen et al., 2017 [9]
6	Euonymus laxiflorus Champ.	Leaves	0.67	Nguyen et al., 2017 [7]
7	Cinnamomum cassia J. S. Presl.	Trunk bark	1.08	Nguyen et al., 2017 [7]
8	Terminalia bellirica	Leaves	0.66	Nguyen et al., 2017 [7]
9	Psidium littorale Raddi	Leaves	0.25 ± 0.01	Nguyen et al., 2018 [22]

All the samples were extracted with methanol as the method described in the material and method section; their inhibition against α-glucosidase was tested and expressed as EC₅₀ value.