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Dr. Duke's Phytochemical and Ethnobotanical Databases
U.S. Department of Agriculture
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List of activity chemicals.
Click on column headings to sort table by that column. *Unless otherwise noted all references are to (Duke, 1992)
Chemical Name Dosage Reference
ASCORBIC-ACID 1-2 g/man/day *
PSEUDOEPHEDRINE Martindale's 29th
ZINC 50 mg Davies, S., and Stewart, A. 1990. Nutritional Medicine. Avon Books, New York. 509pp.
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List of Activity Plants.
Click on column headings to sort table by that column.
Plant Name Common Name Chemical Count Total Parts Per Million
Glycyrrhiza uralensis Chinese Licorice; Gan-Cao; Kan-Tsao 1 39
Gymnema sylvestre Gymnema; Miracle Fruit 2 1, 600
Harpagophytum procumbens Devil's Claw; Grapple Plant 2 3.5999999046325684
Helianthus annuus Sunflower; Girasol 1 108
Helianthus tuberosus Jerusalem Artichoke 2 370
Hibiscus rosa-sinensis Chinese hibiscus; Shoe-flower 1 810
Hibiscus sabdariffa Roselle; Indian Sorrel; Jamaica Sorrel; Kharkadi; Red Sorrel; Sorrel; Malventee (Ger.); Rosella (Ger.); Acedera de Guinea (Sp.); Rosa de Jamaica (Sp.); Sereni (Sp.) 2 43, 450
Hippophae rhamnoides Sallow Thorn; Sea Buckthorn; Yellow Spine 1 52, 200
Hordeum vulgare Barley; Barleygrass 2 6, 742
Houttuynia cordata Fishwort; Dokudami; Yu Xing Cao 1 168
Humulus lupulus Hops 2 3, 564
Hydrangea arborescens Smooth Hydrangea; Hydrangea 2 0
Hydrastis canadensis Goldenseal 2 682.6000000238419
Hylocereus guatemalensis Guatemala Cereus; Nopalito De Guatemala 1 1, 030
Hylocereus undatus Night-Blooming Cereus; Nopalito De Noche; Strawberry Pear; Belle-of-the-Night; Queen-of-the-Night 1 2, 575
Hyoscyamus niger Henbane 1 48
Hypericum perforatum Common St. Johnswort; Hypericum; Klamath Weed; St. John's-wort; Goatweed 1 8, 557.5
Inga edulis Guaba; Icecream Bean 1 710
Inula helenium Elecampane 2 23.90000009536743
Ipomoea aquatica Swamp Cabbage; Water Spinach 2 14, 784