Antioxidant Capacity, Cytotoxicity, and Acute Oral Toxicity of Gynura bicolor

Table 1

Total phenolic content of G. bicolor extracts.

Extract	Concentration of total phenolics (mg of GAEs/g of extract)
Methanol	0.75 ± 0.02^b
Hexane	0.91 ± 0.04^b
Ethyl acetate	10.87 ± 0.22^c
Water	0.28 ± 0.02^a
BHA*	24.70 ± 0.07^d

∗Positive reference standard; GAEs: gallic acid equivalents; values are expressed as mean ± standard deviation (𝑛=3); means with different letters (a–d) in the same column were significantly different (𝑃<0.05, ANOVA).