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. 2018 Feb 3;13(2):108–112. doi: 10.1016/j.jtumed.2017.12.002

Table 2.

In- vitro anti-oxidant activities of lime essential oil and ascorbic acid by the DPPH method.

Concentration (μg/mL) % inhibition of DPPH
Ascorbic acid Lime oil
5 42.18 ± 3.46 27.9 ± 1.20
10 70.06 ± 2.09 63.23 ± 0.27
25 92.89 ± 0.81 85.93 ± 1.99
50 93.83 ± 0.19 87.54 ± 0.36
IC50 value 13.68 21.87

Values are mean ± SD, n = 3.