Table 5.

In vitro antioxidant activities of all the extracts of Heliotropium bacciferum (roots).

Extracts	Quantity in milligram (mg/mL), mean value ± standard deviation
	50	100	150	200	250
Ascorbic acid (standard)	79.12 ± 0.81	86.79 ± 1.33	89.84 ± 0.72	91.51 ± 0.41	93.22 ± 0.58
Crude	71.14 ± 0.29	75.88 ± 1.03	78.82 ± 1.01	82.17 ± 0.63	88.89 ± 0.39
n-Hexane	68.13 ± 1.12	70.19 ± 1.1	76.892 ± 0.13	81.17 ± 1.01	86.19 ± 0.15
Ethyl acetate	72.13 ± 1.03	75.38 ± 0.81	79.10 ± 0.12	83.24 ± 0.38	90.01 ± 1.02
n-Butanol	69.13 ± 1.00	72.11 ± 1.18	78.01 ± 0.12	81.28 ± 0.49	86.21 ± 1.01
Aqueous	49.19 ± 0.52	63.38 ± 1.62	68.16 ± 1.32	72.13 ± 0.42	77.03 ± 1.30