| Microorganisms | Origin | % Reduction (cfu/ml) | ||
| Rosemary oil | Non-dry microcapsules | Dry microcapsules | ||
| Penicillium citrinum | ATCC 1109 | 99.99 | 99.40 | 99.99 |
| Rhizopus oryzae | ATCC 11145 | 99.99 | 96.30 | 99.89 |
| Salmonella enterica | ATCC 14028 | 99.99 | 97.10 | 99.99 |
| Escherichia coli | ATCC 25922 | 99.99 | 91.05 | 99.41 |