Table 1: MICs of essential oil against known pathogenic microorganisms.

Bacterial strains Coleus aromaticus Shyama tulasi Rama tulasi Providencia rettgeri ~4 l/mL ~3 l/mL ~2 l/mL Shigella flexneri ~1 l/mL ~5 l/mL ~5 l/mL Shigella dysentery ~3 l/mL — ~5 l/mL Vibrio parahaemolyticus ~2 l/mL ~5 l/mL ~5 l/mL Salmonella enteritis ~4 l/mL ~2 l/mL ~3 l/mL Salmonella typhi ~0.5 l/mL ~2 l/mL ~2 l/mL Vibrio cholerae ~2 l/mL ~2 l/mL ~1 l/mL