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Table 4 Minimum Inhibitory Concentration (MIC) of selected essential oils (mg/ml).

From: In vitro antibacterial activity of some plant essential oils

Oil name S. aureus B. subtilis K. pneumoniae P. vulgaris P. aeruginosa E. coli
Cinnamon oil 3.2 >1.6 3.2 >1.6 >0.8 >1.6
Clove oil >6.4 >3.2 >6.4 >3.2 >1.6 >1.6
Geranium oil >12.8 >6.4 12.8 >12.8 >12.8 >6.4
Lemon oil >12.8 >12.8 >12.8 >6.4 12.8 >6.4
Lime oil 12.8 >6.4 >6.4 >3.2 >6.4 >6.4
Orange oil >12.8 >12.8 12.8 >6.4 >12.8 >12.8
Rosemary oil >12.8 >6.4 >12.8 >6.4 >6.4 >6.4