Table 8.
Free radical scavenging and antioxidant capacity of AHEE. Values are expressed as mean ± SEM (n = 3).
| Extract/Reference | DPPH Scavenging Capacity IC50 (mg/mL) | β-Carotene Bleaching Assay (mg/mL) | ABTS Scavenging (TE µmol/mL) | Iron Chelation | Total Antioxidant Capacity * |
|---|---|---|---|---|---|
| AHEE | 0.36 ± 0.05 | 2.91 ± 0.14 | 44.10 ± 2.92 | 27.40 ± 1.46 | 124 ± 1.27 |
| Ascorbic acid (AA) | 0.19 ± 0.02 | - | 5.04 ± 0.78 | 0.94 ± 0.02 | - |
| Butylated hydroxyanisole (BHA) | - | 0.095 ± 0.00 | - | - | - |
* Total antioxidant capacity expressed as µg ascorbic acid equivalents/mg extract. TE: Trolox equivalent.