Vernonia condensata Baker (Asteraceae): A Promising Source of Antioxidants

Table 1

Antioxidant activity of the ethanol extract and fractions obtained from Vernonia  condensata leaves by DPPH and Fe⁺³ reducing power methods.

Plant extract/chemical	IC50 (μg/mL)
	DPPH	Fe^+3 Reducing power
Ethanol extract (EE)	35.44±0.76	54.42±0.19
Hexane fraction (HF)	147.14±0.40	212.45±0.02
Dichloromethane fraction (DF)	51.69±0.44	336.48±11.05
Ethyl acetate fraction (EF)	18.44±0.54	19.98±0.42
Butanol fraction (BF)	48.45±0.26	53.88±0.08
Rutin	3.00±1.80	—
Ascorbic acid	—	1.73±0.04

Each value in the table is represented as mean ± S.E.M. (𝑛=3). The values are significantly different (P < 0.05).