An official website of the United States government.
| Chemical Name | Dosage | Reference |
|---|---|---|
| MAGNESIUM | not available | Duke, 1992 * |
| PROCYANIDIN-B-4 | not available | Duke, 1992 * |
| Plant Name | Common Name | Chemical Count | Total Parts Per Million |
|---|---|---|---|
| Cyrtosperma chamissonis | Swamp Taro | 1 | 1, 215 |
| Daucus carota | Carrot | 1 | 1, 980 |
| Dendrobium nobile | Noble Dendrobium | 1 | 520 |
| Dioscorea alata | Greater Yam; Winged Yam | 1 | 1, 654 |
| Dioscorea bulbifera | Air Potato; Potato Yam | 1 | 740 |
| Dioscorea pentaphylla | Mountain Yam | 1 | 792 |
| Dioscorea sp. | Wild Yam | 1 | 1, 630 |
| Dioscorea villosa | Wild Yam | 1 | 1, 630 |
| Diospyros virginiana | American Persimmon | 1 | 10, 400 |
| Drynaria fortunei | Fortune's Fern | 1 | 4, 140 |
| Echinacea purpurea | Echinacea; Eastern Purple-Coneflower; Purple-Coneflower | 1 | 5, 580 |
| Echinacea spp | Coneflower; Echinacea | 1 | 3, 720 |
| Elaeagnus umbellatus | Russian Olive | 1 | 1, 010 |
| Eleutherococcus senticosus | Eleuthero Ginseng; Siberian Ginseng; Spiny Ginseng; Wu jia; Ci wu jia (Pinyin) | 1 | 25, 000 |
| Elytrigia repens | Couchgrass; Doggrass; Quackgrass; Wheatgrass; Twitchgrass | 1 | 37, 850 |
| Ephedra sinica | Ma Huang; Chinese Ephedra | 1 | 4, 220 |
| Ephedra spp | Ma-Huang | 1 | 4, 780 |
| Equisetum arvense | Field Horsetail; Horsetail | 1 | 8, 740 |
| Equisetum hyemale | Horsetail; Scouring Rush | 1 | 2, 020 |
| Eriobotrya japonica | Loquat | 1 | 2, 480 |