| Samples | Staphylococcus aureus ATCC25923 | Escherichia coli ATCC44102 | Salmonella sp. CMCC(B)50041 | |
| Fr.1 | MIC | 0.625 | 2.5 | 5 |
| MBC | 2.5 | 5 | 10 | |
| Fr.2 | MIC | 1.25 | 5 | 5 |
| MBC | 10 | 10 | 10 | |
| Fr.3 | MIC | 2.5 | 2.5 | 5 |
| MBC | 5 | 10 | 10 | |
| Fr.4 | MIC | 0.625 | 1.25 | 5 |
| MBC | 1.25 | 10 | 10 | |
| Fr.5 | MIC | 10 | 20 | 20 |
| MBC | 20 | 20 | >20 | |
| Compound A | MIC | 1.25 | 2.5 | 20 |
| MBC | 1.25 | 5 | >20 | |
| Oregano oil | MIC | 5 | 1.25 | 2.5 |
| MBC | 5 | 2.5 | 5 |