Table 4.

Inhibition of α-glucosidase activity by the infusions from herbal blends.

Herbal Blend	Inhibition of α-Glucosidase Activity [%]
	Concentration
	1.7 mg/mL	3.3 mg/mL	6.7 mg/mL	13.3 mg/mL
HB1	35.26 ± 1.11	83.02 ± 1.72	92.82 ± 0.52	98.84 ± 1.48
HB2	6.73 ± 1.23	12.43 ± 2.28	44.60 ± 1.03	68.49 ± 4.69
HB3	6.91 ± 0.80	17.86 ± 5.81	29.70 ± 1.12	57.30 ± 5.55
HB4	2.87 ± 0.95	8.83 ± 0.50	17.13 ± 2.00	37.38 ± 3.59
HB5	93.65 ± 1.11	98.06 ± 0.90	99.78 ± 0.24	100.00
HB6	48.66 ± 3.51	73.71 ± 0.55	81.81 ± 1.78	88.14 ± 1.14
HB7	86.97 ± 5.63	97.27 ± 0.37	99.82 ± 0.26	99.22 ± 0.94
Acarbose	80.83 ± 1.02	88.07 ± 0.77	91.98 ± 0.17	93.73 ± 0.03
Active Compound	Concentration
	0.17 mg/mL	0.33 mg/mL	3.3 mg/mL	6.7 mg/mL
Chlorogenic acid	46.44 ± 1.02	81.35 ± 3.34	n.d.	n.d.
Gallic acid	n.d.	n.d.	18.00 ± 5.09	99.65 ± 2.34
Protocatechuic acid	n.d.	n.d.	0.46 ± 1.42	99.99 ± 0.13
Rutin	65.33 ± 3.42	97.07 ± 0.55	n.d.	n.d.

n.d.: not determined.