Table 2.

Effects of encapsulated propolis on FINS and IAI in T2DM Rats ($\bar{x}$  ± S.D.).

Group	Dosage (administration)	n	Fasting serum insulin (μIU/mL)	Insulin action index
Normal control	1 mL/100 g distilled water (p.o.)	12	39.75 ± 10.85**	−5.44 ± 0.30**
Model control	1 mL/100 g distilled water (p.o.)	12	55.85 ± 7.87	−6.17 ± 0.22
Low-dose EP	50 mg/kg encapsulated propolis (p.o.)	12	43.65 ± 8.32	−5.79 ± 0.27**
Middle dose EP	100 mg/kg encapsulated propolis (p.o.)	12	40.80 ± 10.99**	−5.60 ± 0.55**
High-dose EP	200 mg/kg encapsulated propolis (p.o.)	12	44.21 ± 5.50	−5.76 ± 0.14**
Positive control	10 mg/kg Pioglitazone HCL (p.o.)	12	40.55 ± 14.88**	−5.64 ± 0.20**

The data were measured at the end of study. *P < .05 and **P < .01 compared with model control group.