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| Chemical Name | Dosage | Reference |
|---|---|---|
| PSORALEN | not available | Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp. |
| QUERCETIN | not available | Duke, 1992 * |
| RHAMNETIN | not available | Duke, 1992 * |
| RUTIN | not available | Economic & Medicinal Plant Research, 6: 189. |
| SAFROLE | not available | Duke, 1992 * |
| SHIKIMIC-ACID | not available | Duke, 1992 * |
| SHOGAOL | not available | J. Drug. Dev. (Vol. 6=1993) e.g. Mustafa, T., Srivastava, K.C., and Jensen, K.B. 1993. Drug Development Report (9): Pharmacology of Ginger, Zingiber officinale. J. Drug. Dev. 6(1): 25-39. |
| SINIGRIN | not available | Nigg, H.N. and Seigler, D.S., eds. 1992. Phytochemical Resources for Medicine and Agriculture. Plenum Press, New York. 445 pp. |
| STEVIOL | not available | Duke, 1992 * |
| SUPININE | not available | Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp. |
| SWERTIANIN | not available | Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp. |
| TETRANDRINE | not available | Duke, 1992 * |
| TRIGONELLINE | not available | Duke, 1992 * |
| Plant Name | Common Name | Chemical Count | Total Parts Per Million |
|---|---|---|---|
| Quercus alba | White Oak | 1 | 0 |
| Quercus infectoria | Aleppo Oak; Dyer's Oak; Gall Oak | 1 | 0 |
| Quercus robur | English Oak | 1 | 0 |
| Quercus velutina | Black Oak | 1 | 0 |
| Quisqualis indica | Rangoon Creeper | 1 | 0 |
| Raphanus sativus | Radish | 1 | 0 |
| Rheum officinale | Chinese Rhubarb | 3 | 22, 000 |
| Rheum palmatum | Chinese Rhubarb | 4 | 2, 723.5 |
| Rheum rhabarbarum | Rhubarb | 2 | 6, 000 |
| Rhododendron dauricum | Chinese Alpenrose | 3 | 0 |
| Rhododendron ponticum | Pontic Alpenrose | 1 | 0 |
| Rhus coriaria | Sicilian Sumac; Sumac; Tanner's Sumac | 2 | 0 |
| Rhus toxicodendron | Poison Ivy | 3 | 0 |
| Ribes nigrum | Black Currant | 5 | 0 |
| Ribes uva-crispa | Gooseberry | 1 | 0 |
| Ricinus communis | Castorbean | 4 | 2, 000 |
| Robinia pseudoacacia | Black Locust | 2 | 0 |
| Rosa damascena | Damask Rose | 3 | 0 |
| Rosa multiflora | Multiflora Rose | 1 | 0 |
| Rosa spp | Rose Hips | 1 | 0 |