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| Chemical Name | Dosage | Reference |
|---|---|---|
| HUMULINIC-ACID | not available | Duke, 1992 * |
| HUMULONE | MIC=10-200 ug/ml | Duke, 1992 * |
| HYDNOCARPIC-ACID | not available | Merck 11th Edition |
| HYDRASTINE | not available | Duke, 1992 * |
| HYDROQUINONE | not available | Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp. |
| HYPERFORIN | not available | Duke, 1992 * |
| HYPERICIN | not available | Duke, 1992 * |
| HYPERIN | not available | Duke, 1992 * |
| HYPEROSIDE | MIC=250-500 ug/ml | Planta Medica, 57: A43, 1991. |
| IMANINE | not available | Newall, C. A., Anderson, L. A. and Phillipson, J. D. 1996. Herbal Medicine - A Guide for Health-care Professionals. The Pharmaceutical Press, London. 296pp. |
| INDOLE | MBC=800 ug/ml | Duke, 1992 * |
| INDOLE | MIC=800 ug/ml | Muroi, H. and Kubo, I. 1993. Combination Effects of Antibacterial Compounds in Green Tea Flavor against Streptococcus mutans. J. Agric. Food Chem. 41: 1102-1105. |
| INTEGERRINE | not available | Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp. |
| IODINE | not available | Duke, 1992 * |
| ISOALANTOLACTONE | not available | Duke, 1992 * |
| ISODOMEDONE | not available | Duke, 1992 * |
| ISODONAL | not available | Duke, 1992 * |
| ISOHUMULONE | not available | Duke, 1992 * |
| ISOMAGNOLOL | not available | Duke, 1992 * |
| ISOMANGOSTIN | not available | Duke, 1992 * |
| Plant Name | Common Name | Chemical Count | Total Parts Per Million |
|---|---|---|---|
| Harpagophytum procumbens | Devil's Claw; Grapple Plant | 12 | 48 |
| Hedeoma drummondii | Drummond's Pennyroyal | 13 | 31, 060 |
| Hedeoma hispida | Hispid Pennyroyal | 9 | 1, 018 |
| Hedeoma pulegioides | American Pennyroyal | 15 | 877, 303.7999999523 |
| Hedeoma reverchonii | Reverchon's Pennyroyal | 7 | 5, 402 |
| Hedera helix | Ivy | 6 | 0 |
| Hedychium flavum | Yellow Ginger Lily | 5 | 1, 170 |
| Heimia salicifolia | Sinicuichi | 1 | 0 |
| Helianthemum glomeratum | not available | 3 | 0 |
| Helianthus annuus | Sunflower; Girasol | 32 | 1, 525, 296.0839999989 |
| Helianthus tuberosus | Jerusalem Artichoke | 2 | 306.0120000001043 |
| Helichrysum angustifolium | Everlasting; Immortelle | 6 | 2, 000 |
| Heliotropium indicus | Indian Heliotrope | 1 | 0 |
| Hemidesmus indicus | Indian Sarsaparilla | 3 | 0 |
| Heracleum laciniatum | Laciniate Cow-parsnip | 1 | 400 |
| Heracleum sphondylium | Cow Parsnip; Hogweed; Meadow Parsnip | 2 | 0 |
| Herpestis monniera | not available | 1 | 1, 100 |
| Hesperis matronalis | Dame's Rocket; Sweet Rocket; Damask-Violet; Dame's-Violet | 6 | 0 |
| Hibiscus mutabilis | not available | 1 | 0 |
| Hibiscus rosa-sinensis | Chinese hibiscus; Shoe-flower | 2 | 810 |