| Test organisms | Extracts/Minimum inhibition concentration (mg/ml) | ||
| DCM extract of C. verum | Hex extract of S. aromaticum | Hex extract of P. minus Huds. | |
| E. coli | - | 25 | - |
| S. aureus | 25 | 25 | 25 |
| S. typhi | 50 | 75 | - |
| B. cereus | 25 | 50 | 25 |
| P. aeruginosa | 25 | 25 | 25 |