| Extraction methodb | Total extract weight (g) | Total phenols (mg CAE) | Total caffeic acid derivatives (mg) | Alkamide 8/9c (mg) | 50% Ethanol consumption (ml) |
| Two-steps sequential extraction | 18.5144 | 3338.88 | 1682.20 | 9878.96 | 392.4 |
| Three-steps sequential extraction | 20.2516 | 3646.52 | 1830.72 | 10896.96 | 498.8 |
| Multi-batches extraction IV | 7.7892 | 1404.62 | 669.79 | 2101.21 | 217.9 |