Table 2.

In vitro antioxidant activity of essential oils of Satureja macrostema. (Moc. and Sessé ex Benth.) Briq.

mg/mL	$\%\mathbf{DPPH}, \left(\overline{\mathit{x}} \pm \mathit{S}\mathit{D}\right)$
	Essential Oil	Limonene	Trolox
0.00	nd	nd	nd
0.04	nd	nd	51 ± 2.3
0.06	nd	nd	79 ± 1.5
0.08	nd	nd	82 ± 0.2
0.1	nd	0.3 ± 0.16	83 ± 0.1
1	12 ± 0.4	0.2 ± 0.1	nr
10	67 ± 1.7	1 ± 0.8	nr
50	82 ± 0.2	3 ± 1.1	nr
100	82 ± 0.2	9 ± 0.9	nr

nd = not detectable; nr = not carried out.