Table 6.
Content of ptaquiloside and pterosin B in commercial bracken food products and natural remedies obtained from online shops (±standard deviation).
| Product | Ptaquiloside (μg g−1)a | Pterosin B (μg g−1)a | PTAtrans |
|---|---|---|---|
| Homeopathic solutes: | |||
| WALA. SALIX RHUS COMP. Ampoules N1. Germany. | BDb | BD | – |
| WALA. AQUILINUM COMP. Ampoules N1. Germany. | BD | BD | – |
| REMEDIA HOMEOPATHY. Pteridium aquilinum Dilution C4. Austria. | BD | BD | – |
| REMEDIA HOMEOPATHY. Pteridium aquilinum Dilution C200. Austria. | BD | BD | – |
| REMEDIA HOMEOPATHY. Pteridium aquilinum Dilution LM2. Austria. | BD | BD | – |
| REMEDIA HOMEOPATHY. Pteridium aquilinum Dilution LM6. Austria. | BD | BD | – |
| Homeopathic pills: | |||
| WALA. SALIX RHUS COMP. Globuli relati N1. Germany. | BD | BD | – |
| WALA. AQUILINUM COMP. Globuli relati N1. Germany. | BD | BD | – |
| WALA. CONCHAE COMP. Globuli relati N1. Germany. | BD | BD | – |
| REMEDIA HOMEOPATHY. Pteridium aquilinum Globuli C4. Austria. | BD | BD | – |
| REMEDIA HOMEOPATHY. Pteridium aquilinum Globuli 50 MK. Austria. | BD | BD | – |
| REMEDIA HOMEOPATHY. Pteridium aquilinum Globuli LM2. Austria. | BD | BD | – |
| REMEDIA HOMEOPATHY. Pteridium aquilinum Globuli LM6. Austria. | BD | BD | – |
| Dried crosiers: | |||
| Sam Heung Trade. Dried fern brake. Korea. | 175 ± 16 | 1653 ± 184 | 0.05 |
| Doo Me San. Dried bracken. Korea. | 666 ± 33 | 1417 ± 125 | 0.19 |
| Assi dried fern bracken (pink package). Korea. | 74 ± 16 | 830 ± 217 | 0.04 |
| Assi dried fern bracken (green package). Korea. | 47 ± 3 | 473 ± 44 | 0.04 |
| Choripdong. Dried bracken. Fougére seche. Gold. Korea. | 44 ± 3 | 553 ± 47 | 0.04 |
| Rhizome flour and noodles: | |||
| Ohsawa Rhizome flour. Japan. | BD | BD | – |
| Itoku Food Warabi Mochi Kit (flour). Japan. | BD | BD | – |
| Zishu Zhuanggyuan noodles. China. | BD | BD | – |
| Warabi mochi sprinkle: | |||
| Itoku Food. Warabi Mochi Kit (powder). Japan. | BD | BD | – |
| Uji Maccha. Warabi Mochi (powder). Japan. | BD | BD | – |
a
As pr. dry weight.
b
Below Limit of Detection.