Table 5.

In vitro α-amylase inhibition of Cynara scolymus leaves extract and acarbose commercial drug

Sample	Concentration (μg/mL)	% Inhibition	IC 50 (μg/mL)
Acarbose	50	31.05 ± 0.08	14.83
	100	67.40 ± 0.59
	200	90.35 ± 0.31
Hexane	50	17.46 ± 0.05	-
	100	25.63 ± 0.19
	200	30.11 ± 0.28
Ethylacetate	50	29.90 ± 0.86	-
	100	33.79 ± 1.20
	200	47.50 ± 1.43
Butanol	50	53.09 ± 0.88	82.19
	100	60.83 ± 1.02
	200	79.08 ± 0.97
Ethanol	50	50.18 ± 0.58	72.22
	100	69.23 ± 0.84
	200	83.71 ± 0.77
Aqueous	50	46.91 ± 1.27	95.78
	100	52.20 ± 0.99
	200	66.24 ± 1.13

Values are given as means ± S.D. (n = 3)