Table 3. The contents of fisetin, kaempferol, isoquercitrin, and spiraeoside in the extract from plant mixtures
| Samples1) | Contents (μg/g extract) |
| Fisetin | Kaempferol | Isoquercitrin | Spiraeoside |
| Mix 1 | Trace | Trace | 8.0±0.0 | 35.0±1.0 |
| Mix 2 | 66.1±2.1 | 19.0±1.0 | 1,494.0±77.0 | 124.0±3.0 |
| Mix 3 | Trace | 2.1±0.0 | 23.1±0.0 | 31±1.0 |
The explanation of plant mixtures are provided in Table 1. Mix 2 is ethanol extract of mixture 2. Mix 1 and Mix 3 were water extracts of mixture 1 and mixture 3. Data are represented as mean±SD (n=3) in μg/g of extracts of samples.