Table 4.
The results of the individual phenolic compound (mg/g DW) and total flavonoid (TF), phenolic acid (TPA) and phenolic content (TPC) of the hydromethanolic extract, infusion, and decoction of Verbena officinalis and Aloysia citrodora.
| Verbena officinalis | Aloysia citrodora | |||||
|---|---|---|---|---|---|---|
| Hydromethanolic Extract | Infusion | Decoction | Hydromethanolic Extract | Infusion | Decoction | |
| GA | 0.06 ± 0.01 a | 0.34 ± 0.15 c | 0.77 ± 0.32 d | 0.14 ± 0.06 b | 2.74 ± 0.95 e | 2.82 ± 0.63 ef |
| SRA | 1.03 ± 0.41 a | 2.61 ± 0.16 b | 2.69 ± 0.17 b | nd | nd | nd |
| pCA | nd | nd | nd | 0.05 ± 0.02 a | 0.15 ± 0.01 b | 0.17 ± 0.01 bc |
| FA | 0.24 ± 0.09 a | 1.80 ± 0.14 b | 2.03 ± 0.34 b | 0.59 ± 0.10 a | 5.88 ± 0.65 c | 6.27 ± 0.32 c |
| SNA | nd | nd | nd | nd | nd | nd |
| CNA | 0.02 ± 0.00 a | 0.09 ± 0.01 ab | 5.12 ± 1.43 c | 0.03 ± 0.00 a | 0.12 ± 0.01 b | 0.12 ± 0.09 b |
| PRA | nd | 1.35 ± 0.04 a | 1.36 ± 0.04 a | 0.78 ± 0.17 c | 2.77 ± 0.20 b | 2.74 ± 0.04 b |
| RUT | 0.86 ± 0.47 b | 1.90 ± 0.25 a | 1.75 ± 0.16 a | 4.96 ± 1.17 d | 7.79 ± 0.45 e | 3.32 ± 0.18 c |
| Q | 0.54 ± 0.01 a | nd | 4.49 ± 0.08 b | 0.54 ± 0.02 a | nd | 4.51 ± 0.08 b |
| TF (mg QE/g DW) | 1.15 ± 0.33 a | 1.65 ± 0.29 a | 3.15 ± 0.16 b | 2.18 ± 0.34 c | 3.23 ± 0.57 b | 5.04 ± 0.30 d |
| TPA (mg CE/g DW) | 1.56 ± 0.09 a | 11.60 ± 1.42 c | 15.14 ± 0.51 d | 5.69 ± 0.56 b | 38.13 ± 1.77 f | 28.51 ± 11.14 e |
| TPC (mg GE/g DW) | 25.45 ± 3.81 a | 77.53 ± 3.01 c | 104.64 ± 6.77 d | 49.30 ± 1.77 b | 137.46 ± 5.17 e | 193.49 ± 7.55 f |
The results in the same row followed by the same small letters do not significantly differ by the Tukey test (p < 0.05); nd: not detectable. GA: gallic acid; SRA: syringic acid; pCA: p-coumaric acid, FA: ferulic acid; SNA: sinapic acid; CNA: cinnamic acid; PRA: protocatechuic acid; RUT: rutin; Q: quercetin.