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IC50 values of five compounds and ascorbic acid in scavenging DPPH• (n=6)
| Peaks | Compound | IC50 valuesa (μg/mL) |
|---|---|---|
| 1 | Orientin | 15.51±0.22 |
| 2 | Isoorientin | 6.64±0.38 |
| 3 | Vitexin | 11.86±0.24 |
| 4 | Isovitexin | 8.89±0.66 |
| 5 | Tricin | 31.86±0.24 |
| Control | Ascorbic acid | 6.99±0.62 |
Note: aData shown as mean ± SD.
