An official website of the United States government.
| Chemical Name | Dosage | Reference |
|---|---|---|
| ZINC | not available | Duke, 1992 * |
| Plant Name | Common Name | Chemical Count | Total Parts Per Million |
|---|---|---|---|
| Juniperus virginiana | Red Cedar | 1 | 317 |
| Jussiaea repens | Jussiaeae Herba; Pond Dragon | 1 | 80 |
| Lablab purpureus | Bonavist Bean; Hyacinth Bean; Lablab Bean | 1 | 279 |
| Lactuca sativa | Lettuce | 1 | 974 |
| Lagenaria siceraria | Calabash Gourd; White-Flowered Gourd | 1 | 314 |
| Larrea tridentata | Chaparral; Creosote Bush | 1 | 0 |
| Lens culinaris | Lentil | 1 | 96 |
| Lepidium meyenii | Maca; Peruvian Ginseng | 1 | 76 |
| Ligustrum japonicum | Japanese Privet; Ligustri Fructus | 1 | 48 |
| Ligustrum lucidum | Chinese Privet; Glossy Privet; Ligustri Fructus; Privet; White Waxtree | 1 | 120 |
| Linum usitatissimum | Flax; Linseed | 1 | 310 |
| Liquidambar styraciflua | American Styrax; Sweetgum | 1 | 676 |
| Lobelia inflata | Indian Tobacco; Lobelia | 1 | 0.800000011920929 |
| Lonicera japonica | Japanese Honeysuckle | 1 | 21 |
| Lophatherum gracile | Dan Zhu Ye | 1 | 25 |
| Lupinus albus | White Lupine | 1 | 53 |
| Lycium chinense | Wolfberry; Chinese Boxthorn; Chinese Matrimony Vine; Chinese Wolfberry; Gou Qi (Chin.); Lyciet de Chine (Fr.); Chinesischer Bocksdorn (Ger.); Daun Koki (Indones.); Spina Santa Cinese (Ital.); Kuko (Jap.); Kaukichai (Malays.) | 1 | 473 |
| Lycopersicon esculentum | Tomato | 1 | 120 |
| Lycopodium clavatum | Antler Herb; Clubmoss | 1 | 56 |
| Lygodium japonicum | Climbing Fern | 1 | 23 |