Comparison of total phenols, flavonoids and antioxidant activity of various crude extracts of Hyoscyamus gallagheri traditionally used for the treatment of epilepsy

Clinical Phytoscience

International Journal of Phytomedicine and Phytotherapy

Table 4 Antioxidant activity results of various polarities extracts of H. Gallagheri

Extract	Concentration (ppm)	Absorbance (nm)	% Inhibition
Hexane	400	0.039	96.43 ± 0.09
	200	0.13	96.40 ± 0.21
	100	0.168	84.60 ± 0.42
	50	0.182	83.30 ± 1.08
	25	0.095	91.30 ± 0.36
Chloroform	400	0.029	97.30 ± 0.12
	200	0.074	93.20 ± 0.30
	100	0.132	55.50 ± 0.55
	50	0.153	86.00 ± 0.51
	25	0.121	88.90 ± 0.69
Ethyl acetate	400	0.021	98.07 ± 0.71
	200	0.024	97.80 ± 0.08
	100	0.094	91.30 ± 0.19
	50	0.129	88.10 ± 0.17
	25	0.096	91.20 ± 0.76
Butanol	400	0.018	51.30 ± 0.12
	200	0.532	98.60 ± 0.43
	100	0.015	97.00 ± 0.14
	50	0.022	97.40 ± 0.22
	25	0.032	97.07 ± 0.32
Water	400	0.028	97.07 ± 0.76
	200	0.135	87.60 ± 0.33
	100	0.470	56.90 ± 0.15
	50	0.286	73.80 ± 0.13
	25	0.212	89.02 ± 0.10
	400	0.037	98.13 ± 0.15
Gallic acid	200	0.038	98.09 ± 0.71
	100	0.038	97.80 ± 0.34
	50	0.039	97.50 ± 0.19
	25	0.040	97.01 ± 0.21