| S/No. | Pathogens | Concentrations (g∙L−1)/Inhibition diameter (mm) | |||||
| 100 mg∙L−1 | 10 mg∙L−1 | 1 mg∙L−1 | 0.1 mg∙L−1 | 0.01 mg∙L−1 | 0.001 mg∙L−1 | ||
| 1 | E. coli | 14.6 | 12.1 | 11.4 | 9.0 | *8.5 | 0 |
| 2 | S. aureus | 8.7 | 8.0 | *7.5 | 0 | 0 | 0 |
| 3 | S. typhi | 11.9 | 10.8 | 10.1 | 8.0 | 6.0 | *5.5 |
| 4 | B. subtilis | 0 | 0 | 0 | 0 | 0 | 0 |