Table 3.

Antioxidant activity evaluation of 10 different plant part extracts obtained from Paeonia ostii.

Sample	DPPH (mmol Trolox/g)	ABTS (mmol Trolox/g)	FRAP (mmol Trolox/g)
Root bark	0.36 ± 0.01 cd	0.43 ± 0.01 cd	0.18 ± 0.01 c
Root core	0.29 ± 0.01 c	0.39 ± 0.02 c	0.16 ± 0.00 c
Petals	0.34 ± 0.01 cd	0.47 ± 0.01 cde	0.24 ± 0.02 de
Stamens	0.53 ± 0.05 e	0.76 ± 0.02 f	0.27 ± 0.01 e
Ovary	0.50 ± 0.00 e	0.82 ± 0.02 f	0.27 ± 0.01 e
Seed coats	0.14 ± 0.00 b	0.51 ± 0.01 de	0.11 ± 0.00 b
Seed kernels	0.01 ± 0.00 a	0.03 ± 0.00 a	0.01 ± 0.00 a
Fruit shells	0.14 ± 0.01 b	0.23 ± 0.01 b	0.09 ± 0.00 b
Leaves	1.11 ± 0.06 f	1.52 ± 0.07 g	0.70 ± 0.02 f
Branches	0.39 ± 0.02 d	0.55 ± 0.02 e	0.22 ± 0.01 d

Different letters (a–g) within the same column indicate significant differences based on Tukey’s multiple comparisons (p < 0.05).

FRAP, ferric ion reducing antioxidant power.