| Plant | # Chemicals | Total PPM |
|---|---|---|
| Zanthoxylum americanum Northern Prickly Ash | 1 | |
| Zanthoxylum alatum Indian Prickly Ash; Wartara Oil Tree | 1 | |
| Zea mays Corn | 6 | 6.40 |
| Zingiber officinale Ginger | 7 | 7268.00 |
| Zizyphus spina-christi Syrian Christ-Thorn | 1 | |
| Zizyphus jujuba Jujube; Da-Zao; Ta-Tsao | 3 | 1400.00 |