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| Chemical Name | Dosage | Reference |
|---|---|---|
| VITAMIN-B3 | 100 mg 2x/day | Werbach, M. 1993. Healing with Food. Harper Collins, New York, 443 pp. |
| VITAMIN-E | 300 mg/man/day | Martindale's 28th |
| XANTHOGALIN | not available | Duke, 1992 * |
| XANTHOTOXIN | not available | Duke, 1992 * |
| XANTHOXIN | not available | Oriental Materia Medica (three volumes by Dr. Hsu and collaborators) |
| XANTHOXYLINE | IC50=54 uM | Duke, 1992 * |
| YANGONIN | not available | Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp. |
| Z-LIGUSTILIDE | not available | Duke, 1992 * |
| Z-N-BUTYLIDENE-PHTHALIDE | not available | Duke, 1992 * |
| ZERUMBONE | not available | Grenand, P., Moretti, C., and Jacquemin, H. 1987. Pharmacopees Traditionnelles en Guyane. l'ORSTROM, Paris. 569 pp. |
| Plant Name | Common Name | Chemical Count | Total Parts Per Million |
|---|---|---|---|
| Spirulina spp. | Spirulina | 4 | 4, 310 |
| Spondias dulcis | Ambarella | 4 | 30, 795 |
| Spondias mombin | Yellow Mombin; Yellow Plum | 3 | 3, 464 |
| Spondias pinnata | Yellow Mombin; Yellow Plum | 3 | 4, 392 |
| Spondias purpurea | Purple Jobo; Purple Plum | 3 | 26, 444 |
| Spondias tuberosa | Imbu; Umbu | 2 | 33, 580 |
| Stachys germanica | Downy Woundwort | 4 | 140 |
| Stachys officinalis | Betony; Wood Betony; Bishop's-Wort; Purple Betony | 7 | 62, 432 |
| Stachytarpheta cayennensis | Verbena | 2 | 0 |
| Stauracanthus boivinii | not available | 1 | 0 |
| Stauracanthus genistoides | not available | 1 | 0 |
| Stellaria media | Chickweed; Common Chickweed | 11 | 27, 612 |
| Stephania glabra | Indian Tape-Vine | 1 | 0 |
| Stephania japonica | Japanese Tape-Vine | 1 | 0 |
| Sterculia urens | Karaya | 1 | 0 |
| Stevia rebaudiana | Ca-A-E; Sweet Leaf of Paraguay; Stevia | 20 | 152, 436 |
| Stizolobium deeringianum | not available | 1 | 0 |
| Strongylodon macrobotrys | not available | 1 | 8 |
| Styrax benzoin | Benzoin; Onycha; Styrax | 2 | 0 |
| Styrax tonkinensis | Siam Benzoin | 1 | 2 |