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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 |
|---|---|---|---|
| Solanum tuberosum | Potato | 5 | 0 |
| Solidago gigantea | Early Goldenrod | 3 | 0 |
| Solidago virgaurea | European Goldenrod; Woundwort | 2 | 0 |
| Sophora japonica | Japanese Pagoda Tree | 3 | 434, 000 |
| Sorbus aucubaria | Rowan Berry | 2 | 0 |
| Spartium junceum | Genet; Spanish Broom; Weaver's Broom | 2 | 0 |
| Spinacia oleracea | Spinach | 3 | 191 |
| Stachys officinalis | Betony; Wood Betony; Bishop's-Wort; Purple Betony | 1 | 0 |
| Stellaria media | Chickweed; Common Chickweed | 2 | 0 |
| Stephania tetrandra | Stephania | 1 | 0 |
| Stevia rebaudiana | Ca-A-E; Sweet Leaf of Paraguay; Stevia | 3 | 21 |
| Strophanthus gratus | Ouabain | 1 | 0 |
| Strophanthus hispidus | Hispid Ouabain | 1 | 0 |
| Strophanthus kombe | Kombe Arrow Poison | 1 | 0 |
| Swertia chirata | Chirata; Chiretta | 1 | 0 |
| Symphytum officinale | Comfrey | 1 | 0 |
| Syringa vulgaris | Lilac | 1 | 0 |
| Syzygium aromaticum | Clove; Clovetree | 5 | 102 |
| Tabebuia heptaphylla | Pau D'Arco | 1 | 0 |
| Tabebuia impetiginosa | Pau d'arco; Taheebo | 2 | 403, 280 |