Report on the Medicinal Use of Eleven Lamiaceae Species in Lebanon and Rationalization of Their Antimicrobial Potential by Examination of the Chemical Composition and Antimicrobial Activity of Their Essential Oils

Table 5

Antimicrobial activity (MIC in µg/mL) of the Lamiaceae oils and there major compounds based on the microdilution method.

EOs and constituents	Microorganisms
	S. aureus	E. coli	C. albicans	T. rubrum
	ATCC 29213	ATCC 25922	ATCC 10231	SNB-TR1
Coridothymus capitatus	64	128	128	64
Lavandula angustifolia	512	>512	512	512
Lavandula stoechas	128	>512	512	256
Mentha spicata	>512	>512	>512	512
Origanum syriacum	128	256	128	64
Rosmarinus officinalis	512	>512	512	256
Salvia fruticosa	>512	>512	512	256
Satureja thymbra	128	256	128	128
Satureja cuneifolia	128	256	128	128
Thymbra spicata	128	256	128	64
Vitex agnus castus	512	>512	512	512
Thymol	128	n.t.	n.t.	32
Carvacrol	128	n.t.	n.t.	32
Thymol : carvacrol (1 : 1)	128	n.t.	n.t.	32
Camphor	>512	n.t.	n.t.	256
Eucalyptol	>512	n.t.	n.t.	256
Linalool	>512	n.t.	n.t.	256
γ-Terpinene	>512	n.t.	n.t.	512
p-Cymene	>512	n.t.	n.t.	64
α-Fenchone	>512	n.t.	n.t.	512
Oxacillin	0.5	n.t.	n.t.	n.t.
Gentamicin	n.t.	8	n.t.	n.t.
Itraconazole	n.t.	n.t.	4	<0.03
Fluconazole	n.t.	n.t.	16	2

Notes: n.t. = not tested.