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| Chemical Name | Dosage | Reference |
|---|---|---|
| 5-METHOXY-PSORALEN | not available | Economic & Medicinal Plant Research, 6: 189. |
| 8-METHOXY-PSORALEN | not available | Economic & Medicinal Plant Research, 6: 189. |
| IMPERATORIN | not available | Duke, 1992 * |
| PHENYLALANINE | 100 mg/kg/day/orl/man | Martindale's 29th |
| XANTHOTOXIN | 20 mg/man/day | Duke, 1992 * |
| Plant Name | Common Name | Chemical Count | Total Parts Per Million |
|---|---|---|---|
| Fragaria spp | Strawberry | 1 | 0 |
| Ginkgo biloba | Ginkgo; Maidenhair Tree | 1 | 9, 320 |
| Glehnia littoralis | Bei Sha Shen | 2 | 0 |
| Glycine max | Soybean | 1 | 20, 830 |
| Glycyrrhiza glabra | Commom Licorice; Licorice; Smooth Licorice; Licorice-Root | 1 | 0 |
| Harpagophytum procumbens | Devil's Claw; Grapple Plant | 1 | 0 |
| Helianthus annuus | Sunflower; Girasol | 1 | 96, 000 |
| Helianthus tuberosus | Jerusalem Artichoke | 1 | 2, 668 |
| Heracleum sphondylium | Cow Parsnip; Hogweed; Meadow Parsnip | 1 | 0 |
| Humulus lupulus | Hops | 1 | 0 |
| Ipomoea aquatica | Swamp Cabbage; Water Spinach | 1 | 33, 730 |
| Ipomoea batatas | Sweet Potato | 1 | 3, 645 |
| Juglans cinerea | Butternut | 1 | 14, 918 |
| Juglans nigra | Black Walnut | 1 | 11, 575 |
| Juglans regia | English Walnut | 1 | 6, 520 |
| Lablab purpureus | Bonavist Bean; Hyacinth Bean; Lablab Bean | 1 | 39, 855 |
| Lactuca sativa | Lettuce | 1 | 9, 167 |
| Lagenaria siceraria | Calabash Gourd; White-Flowered Gourd | 1 | 6, 730 |
| Larrea tridentata | Chaparral; Creosote Bush | 1 | 8, 400 |
| Lens culinaris | Lentil | 1 | 30, 310 |