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International Journal of Phytomedicine and Phytotherapy

Table 2 DPPH free radical scavenging activity of ascorbic acid and I. mauritiana extract

From: Antioxidant and antibacterial activity of Ipomoea mauritiana Jacq.: a traditionally used medicinal plant in Bangladesh

Concentration (μg/mL) % of scavenging of DPPH (Mean ± STD)
Ascorbic acid (Standard) I. mauritiana extract
6.25 14.055 ± 1.637 20.682 ± 1.147
12.5 16.665 ± 1.551 26.506 ± 1.639
25 20.478 ± 1.471 31.927 ± 1.803
50 27.205 ± 1.636 38.453 ± 1.885
100 42.768 ± 1.635 48.996 ± 1.731
200 74.897 ± 1.636 59.036 ± 1.856
400 87.821 ± 1.726 66.867 ± 1.784
800 90.963 ± 1.638 72.289 ± 1.803
IC50 (μg/mL) 230.09 275.084