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Dr. Duke's Phytochemical and Ethnobotanical Databases
U.S. Department of Agriculture
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Depressant

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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
COCLAURINE *
L-DOPA Martindale's 29th
MELATONIN Medline (post 1990 searches filed in my computer)
NICOTINAMIDE Davies, S., and Stewart, A. 1990. Nutritional Medicine. Avon Books, New York. 509pp.
NIMBIDIN *
SELENIUM Cooper-Driver, G. A., Chemical substances in plants toxic to animals, pp. 213-47 in Rechcigl, M., Jr., ed. CRC Handbook of Naturally Occurring Food Toxicants, CRC Press, Boca Raton, 1983, 339 pp.
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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
Phyllanthus emblica Emblic; Myrobalan 1 24
Pimenta dioica Allspice; Jamaica-Pepper; Pimenta; Clover-Pepper; Pimento 1 0.19999999552965164
Pinus echinata Shortleaf Pine 1 0.20000000298023224
Pistacia vera Pistachio 1 0.10000000149011612
Pisum sativum Pea 2 0.701999988174066
Plantago major Common Plantain 1 1
Plantago psyllium Psyllium 1 1.399999976158142
Polygonum multiflorum Chinese Cornbind; Fleeceflower; Fo Ti; He Shou Wu; Chinese Knotweed 1 370
Prunus domestica Plum 1 0.013000000268220901
Prunus dulcis Almond 1 0.05999999865889549
Prunus persica Peach 1 0.003000000026077032
Punica granatum Pomegranate; Grenadier (Fr.); Granatapfelbaum (Ger.); Granatapfelstrauch (Ger.); Zakuro (Jap.); Romanzeiro (Port.); Granado (Sp.); Mangrano (Sp.) 1 0
Pyrus communis Pear 1 0.0010000000474974513
Quercus alba White Oak 1 1.5399999991059303
Quercus phellos Willow Oak 1 0.30000001192092896
Quercus rubra Northern Red Oak 1 0.019999999552965164
Quercus stellata Post Oak 1 0.03999999910593033
Raphanus sativus Radish 1 0
Rheum rhabarbarum Rhubarb 1 0
Rhodymenia palmata Dulse 1 0