Table 1.
Content of phenolic and flavonoid compounds, oxygen radical absorption capacity-red pyrogallol method (ORAC-PGR) and ferric ion reducing antioxidant power (FRAP) values in plant extracts.
| Plants | Total Phenolic Content (mg GAE/100g DW) | Flavonoid Content (mg QE/100g DW) | ORAC-PGR (µmol TE/100g DW) | FRAP (mg FeSO4·7H2O /100g DW) |
|---|---|---|---|---|
| D. winteri (canelo) | 438 ± 16 a | 90 ± 0.8 a | 14 ± 0.4 a | 95 ± 1.1 a |
| G. tinctoria (nalca) | 211 ± 15 b | 64 ± 0.1 b | 5 ± 1.2 b | 55 ± 0.9 b |
| C. paniculata (tiaca) | 231 ± 3 b | 47 ± 0.3 c | 3 ± 0.9 b | 61 ± 1.6 c |
| E. cordifolia (ulmo) | 91 ± 1 c | 89 ± 0.7 a | 5 ± 1.1 b | 27 ± 1.1 d |
a,b,c,d Means within each column with different superscripts are significantly different (p < 0.05; ANOVA, Tukey test).