International Journal of Phytomedicine and Phytotherapy
Table 3 DPPH radical scavenging activities of methanol extract of Zingiber officinale
From: In-vitro antioxidants, antimicrobial and toxicological evaluation of Nigerian Zingiber officinale
Conc. (μg/mL) | M-ZO | Ascorbic Acid |
|---|---|---|
2.5 | 2.34 ± 0.93 | 1.98 ± 0.04 |
5 | 16.85 ± 1.24 | 18.56 ± 1.64 |
10 | 34.65 ± 2.34 | 42.73 ± 3.45 |
20 | 49.39 ± 2.35 | 55.89 ± 3.21 |
40 | 57.54 ± 3.56 | 69.34 ± 4.34 |
80 | 68.46 ± 5.56 | 77.94 ± 2.34 |
100 | 76.39 ± 3.45 | 85.34 ± 4.32 |
IC50 | 47.05 ± 2.03 | 36.44 ± 1.78 |