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| Chemical Name | Dosage | Reference |
|---|---|---|
| ASPERULOSIDE | not available | Duke, 1992 * |
| ASPERULOSIDIC-ACID | not available | Duke, 1992 * |
| DEACETYLASPERULOSIDIC-ACID | not available | Duke, 1992 * |
| DIOSMIN | not available | Duke, 1992 * |
| GENIPOSIDE | not available | Duke, 1992 * |
| GENIPOSIDIC-ACID | not available | Duke, 1992 * |
| P-COUMARIC-ACID | not available | Duke, 1992 * |
| PIPERINE | not available | Duke, 1992 * |
| PROTOCATECHUIC-ACID | not available | Duke, 1992 * |
| PYROGALLOL | not available | Duke, 1992 * |
| RUTIN | not available | Duke, 1992 * |
| Plant Name | Common Name | Chemical Count | Total Parts Per Million |
|---|---|---|---|
| Catalpa ovata | Hsin-Pa-Pi; Kisasage | 1 | 0 |
| Catharanthus roseus | Madagascar Periwinkle; Rosy Periwinkle | 1 | 0 |
| Centaurea calcitrapa | Star-Thistle | 1 | 0 |
| Centaurea cyanus | Cornflower; Bachelor's Button | 2 | 0 |
| Centaurium erythraea | Centaury | 2 | 0 |
| Ceratonia siliqua | Carob; St.John's-Bread; Locust Bean | 1 | 0 |
| Chamaemelum nobile | Garden Camomile; Perennial Camomile; Roman Camomile | 1 | 0 |
| Cichorium intybus | Chicory; Witloof; Succory | 1 | 61, 200 |
| Cinchona pubescens | Quinine; Red Cinchona; Red Peruvian-Bark; Redbark | 1 | 0 |
| Cinnamomum verum | Cinnamon; Ceylon Cinnamon | 1 | 28 |
| Citrullus lanatus | Watermelon | 1 | 16, 500 |
| Citrus limon | Lemon | 3 | 109 |
| Citrus paradisi | Grapefruit | 1 | 78 |
| Citrus reticulata | Mandarin; Tangerine | 1 | 0 |
| Citrus sinensis | Orange | 3 | 15, 192 |
| Cnicus benedictus | Blessed Thistle | 1 | 0 |
| Cocos nucifera | Coconut; Coconut Palm; Copra; Nariyal; Kokospalme (Ger.); Cocotero (Sp.) | 1 | 0 |
| Coffea arabica | Coffee | 1 | 0 |
| Commelina communis | Common dayflower | 1 | 0 |
| Conium maculatum | Poison Hemlock; Hemlock; Spotted Hemlock; Fool's Parsley; Carrot Fern; Spotted Parsley | 1 | 240, 000 |