Table 4.

Inhibition of S. aureus biofilm formation by essential oil and its eight main components (IC50 values)

Sample	Essential oil	Thymyl acetate	Carvacrol	Carvacrol acetate	α-Caryophyllene	3-Carene	Thymol	γ-Terpinene	p-Cymene
IC50 (mg/mL)	0.018 ± 0.005	0.278 ± 0.025	0.008 ± 0.007	0.343 ± 0.012	0.019 ± 0.025	0.356 ± 0.019	0.259 ± 0.149	22.55 ± 0.044	237.6 ± 0.183

Data are shown as means ± standard deviation from six independent experiments.