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| Chemical Name | Dosage | Reference |
|---|---|---|
| ZANTHOPHYLLINE | not available | Jacobson, M., Glossary of Plant-Derived Insect Deterrents, CRC Press, Inc., Boca Raton, FL, 213 p, 1990. |
| ZIMZIN | not available | Hanke, F. J., Natural Products as a Resource for Biologically Active Compounds, Thesis, U. Cal (Santa Cruz), 1986, 252 pp |
| Plant Name | Common Name | Chemical Count | Total Parts Per Million |
|---|---|---|---|
| Croton lechleri | Sangre de Drago; Sangre de Grado; Sangre de Dragon; Dragons Blood | 6 | 0 |
| Croton macrostachys | not available | 1 | 0 |
| Croton megalocarpus | not available | 1 | 25 |
| Cryptotaenia japonica | Japanese Cryptotaenia; Japanese Honewort; Mitsuba; Ya Er Qin; Stone Parsley | 1 | 0 |
| Cucumis melo | Cantaloupe; Melon; Muskmelon; Netted Melon; Persian Melon; Nutmeg Melon | 2 | 960 |
| Cucumis sativus | Cucumber | 2 | 0 |
| Cucurbita pepo | Pumpkin | 2 | 120 |
| Cuminum cyminum | Cumin | 10 | 168, 534 |
| Cunila origanoides | Mountain Dittany; Frost Flower; Frost Mint; Maryland Dittany; American Dittany; Stone Mint; Dittany | 4 | 60, 564 |
| Curcuma longa | Turmeric; Indian Saffron | 10 | 72, 570 |
| Curcuma xanthorrhiza | Javan Turmeric; Temu Lawak | 1 | 0 |
| Curcuma zedoaria | Shoti; Zedoary | 1 | 0 |
| Cuscuta europaea | European dodder | 1 | 0 |
| Cuscuta reflexa | Amarbel | 3 | 0 |
| Cyamopsis tetragonoloba | Guar; Cluster-Bean; Siam-Bean | 3 | 0 |
| Cydonia oblonga | Quince | 1 | 0 |
| Cymbopogon citratus | West Indian Lemongrass; Lemongrass | 7 | 0 |
| Cymbopogon flexuosus | East Indian Lemongrass | 4 | 2, 500 |
| Cymbopogon martinii | Palmarosa; Rosha Grass | 1 | 0 |
| Cymbopogon nardus | Ceylon Citronella; Citronella | 6 | 2, 160 |