Chemical Profile and Antioxidant Activity of the Oil from Peony Seeds (Paeonia suffruticosa Andr.)

Table 1

Contents of main fatty acids, unsaponifiable matters, total tocopherols, and phenolics in PSO.

Components	Contents^a
(A) Main fatty acids (%)
Palmitic acid	7.5 ± 2.8
Stearic acid	1.8 ± 0.2
Oleic acid	24.1 ± 3.7
LA	27.2 ± 1.7
ALA	39.5 ± 5.1
(B) Unsaponifiable matters (mg/100 g)
γ-Tocopherol	63.4 ± 2.6
Stigmasterol	30.8 ± 1.2
γ-Sitosterol	955 ± 33
Fucosterol	248 ± 17
(C) Total tocopherols (mg/100 g)	76.0 ± 3.1
(D) Total phenolics (mg/100 g)	3.34 ± 0.15

^aData are expressed as the mean ± SD of three replicates ().