| Compounds | QC concentration (ng/mL) | Matrix effect (%) | Extraction recovery (%) | |
| Lycorine | 0.5 | 98.4 | 101.9 | |
| 5 | 94.7 | 105.0 | ||
| 50 | 95.6 | 109.8 | ||
| 100 | 94.3 | 112.7 | ||
| Galantamine | 0.5 | 91.1 | 95.6 | |
| 5 | 88.9 | 101.0 | ||
| 50 | 88.5 | 105.3 | ||
| 100 | 87.8 | 107.1 |