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The content of phenolic acids (TPAC), flavonoids (TFC) and total phenolic compounds (TPC) and the ratio of TPAC, TFC to TPC in different extracts (I – MeOH; II – H2O) from S. officinalis herb, n = 6
| Content (%) | Extract | |
|---|---|---|
| I | II | |
| TPAC (% CA) | 0.153 ± 0.004 | 0.193 ± 0.001 |
| TFC (% Q) | 0.030 ± 0.001 | 0.143 ± 0.004 |
| TPC (% GA) | 1.871 ± 0.029 | 0.726 ± 0.007 |
| Ratio (%) | I | II |
| TPAC / TPC | 21.1 | 10.3 |
| TFC / TPC | 19.9 | 1.6 |
| (TPAC + TFC) / TPC | 42.0 | 11.9 |
CA – caffeic acid, Q – quercetin, GA – galic acid
