Table 1. List of natural materials for antimicrobial experiments
| Scientific name | English name | Part of used |
| Citrus limon | Lemon | Fruit |
| Mentha piperascens | Mint | Leaf |
| Eutrema japonicum | Wasabi | Root |
| Curcuma longa | Ulgeum | Root |
| Zingiber officinale | Ginger | Rhizome |
| Ocimum basilicum | Basil | Leaf |
| Mentha species | Peppermint | Leaf |
| Scutellaria baicalensis | Skullcap | Root |
| Prunus mume | Plum seed | Seed |
| Prunus mume | Plum | Fruit |