An official website of the United States government.
| Chemical Name | Dosage | Reference |
|---|---|---|
| THUJONE | not available | J. Ess. Oil Res. 7: 271. |
| THYMOHYDROQUINONE | MIC=6.25-100 ug/ml | Duke, 1992 * |
| THYMOL | MIC=50-400 ug/ml | Duke, 1992 * |
| THYMOQUINONE | not available | Farnsworth, N.R. and Cordell, G.A. A Review of Some Biologically Active Compounds Isolated From Plants as Reported in the 1974-1975 Literature. J. Nat. Prod. 39: 420, 1976. |
| TIN | not available | Duke, 1992 * |
| TOMATINE | not available | Duke, 1992 * |
| TRACHINODIOL-7-BETA-ACETATE | not available | Duke, 1992 * |
| TRACHINODIOL-DIACETATE | not available | Duke, 1992 * |
| TRACHINOL | not available | Duke, 1992 * |
| TRANS-ASARONE | not available | Duke, 1992 * |
| TRANS-ISOASARONE | not available | Duke, 1992 * |
| TRICROZARIN | not available | Duke, 1992 * |
| TROPOLONE | not available | Duke, 1992 * |
| TUBEROSIN | 250 u/ml | Wagner & Wolff, eds. 1977. New Natural Products (RS164. I56. 176) |
| ULIGINOSIN | not available | Duke, 1992 * |
| UMBELLIFERONE | not available | Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp. |
| URESIN | not available | Duke, 1992 * |
| URSOLIC-ACID | not available | Duke, 1992 * |
| VANILLIC-ACID | 1.5-15 mg/ml | Recio, M. C., Rios, J. L., and Villar, A., A review of some antimicrobial compounds isolated from medicinal plants reported in the literature 1978-1988, Phytotherapy Research, 3(4), 1989, 117-125. |
| VERBASCOSIDE | not available | Duke, 1992 * |
| Plant Name | Common Name | Chemical Count | Total Parts Per Million |
|---|---|---|---|
| Corylus avellana | English Filbert; European Filbert; European Hazel; Hazel; Cobnut | 11 | 328.6500002350658 |
| Costus speciosus | Crepe Ginger; Wild Ginger; Cane Reed | 2 | 0 |
| Cotylelobium scabriusculum | not available | 1 | 170 |
| Crataegus cuneata | Hawthorn | 3 | 0 |
| Crataegus laevigata | Hawthorn; English Hawthorn; Whitethorn; Woodland Hawthorn | 22 | 223, 592 |
| Crataegus monogyna | Hawthorn; English Hawthorn | 15 | 84, 040 |
| Crataegus pentagyna | Hawthorn | 3 | 0 |
| Crataegus rhipidophylla | Hawthorn | 19 | 45, 898 |
| Crateva religiosa | not available | 1 | 0 |
| Crocus sativus | Saffron | 16 | 265, 000 |
| Crotalaria juncea | Sunhemp | 1 | 64, 100 |
| Crotalaria semperflorens | not available | 1 | 0 |
| Croton eluteria | Cascarilla | 9 | 0 |
| Croton lechleri | Sangre de Drago; Sangre de Grado; Sangre de Dragon; Dragons Blood | 20 | 3, 600, 000 |
| Croton tiglium | Purging Croton | 2 | 3, 250 |
| Cryptostegia grandifolia | Rubber Vine | 3 | 0 |
| 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 | 13 | 80, 700.65999999642 |
| Cucumis sativus | Cucumber | 9 | 0.14000000059604645 |
| Cucurbita pepo | Pumpkin | 11 | 37, 783 |