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| Chemical Name Sort descending | Dosage | Reference |
|---|---|---|
| PROCURCUMENOL | not available | Duke, 1992 * |
| PROCYANIDIN-A-2 | MEC10.5=0.125 uM/l | Duke, 1992 * |
| PROPYL-GALLATE | 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. |
| PROSTRATIN | not available | Duke, 1992 * |
| PROTOCATECHUIC-ACID | not available | Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp. |
| PROTOPINE | 100 mg/kg | Duke, 1992 * |
| PSEUDOEPHEDRINE | not available | Leung, A. Y. and Foster, S. 1995. Encyclopedia of Common Natural Ingredients 2nd Ed. John Wiley & Sons, New York. 649 pp. |
| PUERARIN | not available | Duke, 1992 * |
| PUNARNAVINE | not available | Duke, 1992 * |
| PUNICIC-ACID | not available | Newman, R. A., Lansky, E. P., with Block, M. L. 2007. Pomegranate - The Most Medicinal Fruit. Basic Health Publications, Laguna Beach, CA. 120 pp. |
| QUERCETIN | 20-150 mg/kg | Fitoterapia No.5-1990. |
| QUERCETIN-3-METHYL-ETHER | not available | Duke, 1992 * |
| QUERCETIN-3-O-BETA-D-GLUCOSIDE | not available | Planta Medica, 56(6): 660, 1990. |
| QUERCETIN-3-O-BETA-D-GLUCURONIDE | not available | Planta Medica, 56(6): 660, 1990. |
| QUERCETIN-3-O-GALACTOSIDE | not available | Pathak, D., Pathak, K., Singla*, A.K. 1991. Flavonoids as medicinal agents - Recent advances. Fitoterapia 62(5): 62, 1991. |
| QUERCETIN-3-O-METHYL-ETHER | not available | Duke, 1992 * |
| QUERCETIN-3-RHAMNOGLUCOSIDE | not available | Pathak, D., Pathak, K., Singla*, A.K. 1991. Flavonoids as medicinal agents - Recent advances. Fitoterapia 62(5): 62, 1991. |
| QUERCETIN-PENTAMETHYL-ETHER | IC50=75 | Fitoterapia No.5-1990. |
| QUERCITRIN | not available | Huang, K. C. 1993. The Pharmacology of Chinese Herbs. CRC Press, Boca Raton, FL 388 pp. |
| QUINOVIC-ACID | not available | Duke, 1992 * |
Download these results as:
| Plant Name Sort descending | Common Name | Chemical Count | Total Parts Per Million |
|---|---|---|---|
| Rhamnus cathartica | Buckthorn; European Buckthorn | 1 | 0 |
| Rheedia gardneriana | not available | 1 | 0 |
| Rheum officinale | Chinese Rhubarb | 10 | 30, 437.500049591064 |
| Rheum palmatum | Chinese Rhubarb | 12 | 17, 619 |
| Rheum rhabarbarum | Rhubarb | 15 | 12, 467.199999809265 |
| Rhizophora mangle | Red Mangrove | 2 | 8, 835 |
| Rhizophora mucronata | not available | 1 | 0 |
| Rhododendron anthopogon | not available | 1 | 0 |
| Rhododendron arboreum | not available | 1 | 0 |
| Rhododendron dauricum | Chinese Alpenrose | 12 | 0 |
| Rhododendron falconeri | not available | 1 | 0 |
| Rhododendron ferrugineum | Rusty-Leaved Alpenrose | 4 | 0 |
| Rhododendron grande | not available | 1 | 0 |
| Rhododendron ledebourii | not available | 1 | 0 |
| Rhododendron ponticum | Pontic Alpenrose | 10 | 0 |
| Rhododendron schotense | not available | 1 | 0 |
| Rhodomyrtus tomentosa | not available | 2 | 38 |
| Rhodymenia palmata | Dulse | 2 | 6, 050 |
| Rhoeo spathacea | Cordoban | 1 | 0 |
| Rhus alata | not available | 1 | 50 |