Table 3. Total phenolic and total flavonoid contents in extracts of Pyrus pyrifolia Nakai (PP), malt (MA), Ziziphus jujuba Mill. (ZJ), Leonurus japonicus Houtt. (LJ), and Scutellaria baicalensis (SB) and their mixtures
| Samples | Total polyphenol content (mg GAE/g dried extract)1) | Total flavonoid content (mg QE/g dried extract)2) |
| Water extract | EtOH extract | Water extract | EtOH extract |
| PP | 25.8±0.6f | 29.8±0.8f | 17.1±2.1g | 23.4±2.4g |
| MA | 46.3±2.2d | 26.6±0.7g | 20.9±1.3e | 31.6±4.1f |
| ZJ | 33.7±3.6e | 25.6±0.6g | 19.1±1.3f | 28.5±2.9f |
| LJ | 48.7±0.9d | 77.4±3.4b | 24.4±1.1c | 71.3±4.1bc |
| SB | 77.6±6.1a | 89.0±2.9a | 37.0±3.4a | 51.0±3.6e |
| Mixture 1 | 57.3±0.9c | 57.8±0.8d | 26.2±1.5b | 70.1±2.4c |
| Mixture 2 | 54.6±1.3c | 56.7±2.4d | 21.5±0.8de | 73.9±2.5b |
| Mixture 3 | 63.1±4.1b | 61.8±1.5c | 22.2±1.1d | 78.8±4.2a |
| Mixture 4 | 47.6±0.4d | 44.8±1.2e | 22.9±1.1d | 56.7±4.7d |
| Mixture 5 | 47.5±0.5d | 46.8±1.8e | 22.5±1.6d | 60.2±1.6d |
All values are mean±SD (n=6). In each column different superscript letters mean significant differences between results (p<0.05). The explanation of mixtures (Mixtures 1-5) are provided in Table 1.
Expressed as mg gallic acid equivalent (GAE)/g of dried extract weight.
Expressed as mg quercetin equivalent (QE)/g of dried extract weight.