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| Chemical Name | Dosage | Reference |
|---|---|---|
| SENKYUNOLIDE-N | 250 pg/ml | Duke, 1992 * |
| TRYPTOPHAN | 250 pg/ml | Duke, 1992 * |
| UMBELLIFERONE | not available | Duke, 1992 * |
| URUSHIOL | not available | Duke, 1992 * |
| XANTHOXYLIN | not available | Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp. |
| Plant Name | Common Name | Chemical Count | Total Parts Per Million |
|---|---|---|---|
| Catalpa longissima | Spanish oak | 1 | 0 |
| Catharanthus roseus | Madagascar Periwinkle; Rosy Periwinkle | 1 | 0 |
| Caulophyllum thalictroides | Blue Cohosh | 1 | 0 |
| Ceiba pentandra | Kapok; Silk-Cotton Tree | 3 | 0 |
| Centaurea calcitrapa | Star-Thistle | 1 | 0 |
| Centaurea cyanus | Cornflower; Bachelor's Button | 4 | 0 |
| Centaurium erythraea | Centaury | 2 | 0 |
| Centella asiatica | Gotu Kola; Pennywort | 1 | 4, 000 |
| Ceratonia siliqua | Carob; St.John's-Bread; Locust Bean | 2 | 0 |
| Chamaemelum nobile | Garden Camomile; Perennial Camomile; Roman Camomile | 3 | 0 |
| Chenopodium album | Lambsquarter | 2 | 2, 421 |
| Chimaphila umbellata | King's Cure; Pipsissewa | 1 | 0 |
| Chrysanthemum parthenium | Feverfew | 3 | 360 |
| Chrysanthemum x morifolium | Chrysanthemum; Florist's Chrysanthemum; Mum; Ju Hua (Pinyin) | 1 | 0 |
| Chrysophyllum cainito | Caimito; Star Apple | 1 | 240 |
| Cicer arietinum | Chickpea; Garbanzo | 1 | 9, 940 |
| Cichorium endivia | Endive; Escarole | 2 | 1, 610 |
| Cichorium intybus | Chicory; Witloof; Succory | 4 | 13, 317 |
| Cimicifuga dahurica | Sheng Ma | 1 | 0 |
| Cinchona pubescens | Quinine; Red Cinchona; Red Peruvian-Bark; Redbark | 1 | 0 |