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| Chemical Name | Dosage | Reference |
|---|---|---|
| SENKYUNOLIDE-N | 250 pg/ml | Duke, 1992 * |
| TRYPTOPHAN | 250 pg/ml | Duke, 1992 * |
| UMBELLIFERONE | not available | Duke, 1992 * |
| URUSHIOL | not available | Duke, 1992 * |
| XANTHOXYLIN | not available | Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp. |
| Plant Name | Common Name | Chemical Count | Total Parts Per Million |
|---|---|---|---|
| Thymus vulgaris | Common Thyme; Garden Thyme; Thyme | 6 | 554, 787 |
| Thymus zygis | 'Portuguese' Thyme | 1 | 4, 320 |
| Tilia sp. | Basswood; Lime; Linden | 4 | 0 |
| Trachyspermum ammi | Ajwan | 1 | 2, 720 |
| Tribulus terrestris | Puncture-vine | 1 | 0 |
| Trichosanthes anguina | Snakegourd | 1 | 130, 000 |
| Trichosanthes kirilowii | Chinese Cucumber | 1 | 0 |
| Tridax procumbens | Coatbuttons; Mexican daisy | 1 | 0 |
| Trifolium pratense | Red Clover; Purple Clover; Peavine Clover; Cowgrass | 4 | 0 |
| Trigonella foenum-graecum | Fenugreek; Greek Clover; Greek Hay; Bockshornklee (Ger.); Alholva (Sp.) | 2 | 28, 500 |
| Trilisa odoratissima | Carolina Vanilla; Deer's Tongue; Hound's Tongue; Vanilla Plant | 1 | 0 |
| Triticum aestivum | Wheat | 3 | 3, 531 |
| Turnera diffusa | Damiana | 1 | 33 |
| Ulex europaeus | Gorse | 2 | 0 |
| Ulmus rubra | Slippery Elm; Red Elm | 1 | 0 |
| Umbellularia californica | California Bay | 1 | 80 |
| Uncaria tomentosa | Cat's Claw; Garabato Amarillo; Una de Gato | 1 | 0 |
| Urginea maritima | European Squill | 1 | 0 |
| Urtica dioica | European Nettle; Stinging Nettle | 3 | 3, 372 |
| Vaccinium corymbosum | Blueberry | 8 | 195.03999999910593 |