Table 4.
Quantitation of bioactive compounds from Yin-Chen-Hao-Tang in different brands of pharmaceutical herbal products and herbal crude extracts.
| Compound | Scoparone (mg/g) | Geniposide (mg/g) | Rhein (mg/g) | |||
|---|---|---|---|---|---|---|
| Brands | Water 1 | Ethanol 2 | Water 1 | Ethanol 2 | Water 1 | Ethanol 2 |
| A | 0.268 ± 0.01 | 0.177 ± 0.09 | 6.362 ± 0.200 | 1.419 ± 0.120 | 0.092 ± 0.002 | 0.123 ± 0.003 |
| B | 0.207 ± 0.006 | 0.162 ± 0.041 | 7.241 ± 0.139 | 1.033 ± 0.254 | 0.093 ± 0.002 | 0.187 ± 0.049 |
| C | ND | ND | 8.972 ± 0.436 | 1.968 ± 0.414 | 0.040 ± 0.002 | 0.043 ±0.011 |
| D | ND | ND | 0.840 ± 0.046 | 0.984 ± 0.204 | 0.045 ± 0.002 | 0.135 ± 0.031 |
| Art. | ND | ND | ND | ND | ND | ND |
| Gar. | ND | ND | 5.288 ± 1.023 | 19.195 ± 2.461 | ND | ND |
| Rhe. | ND | ND | ND | ND | 0.0137 ± 0.006 | 0.996 ± 0.071 |
| Decoction 3 | ND | 36.068 ± 0.553 | 4.416 ± 0.20 | |||
Note: data are expressed as the means ± standard deviations (n = 3); ND, not detected; Art., Gar., and Rhe., represent the powders of Artemisia capillaries Thunb, Gardenia jasminoides Ellis, and Rheum officinale Baill, respectively. 1 Powders extracted in water. 2 Powders extracted in ethanol. 3 Decoction was prepared according to the original reported method.