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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
Lactuca sativa Lettuce 1 0.057999998331069946
Larrea tridentata Chaparral; Creosote Bush 1 3.799999952316284
Linum usitatissimum Flax; Linseed 1 76
Liquidambar styraciflua American Styrax; Sweetgum 1 0.800000011920929
Lobelia inflata Indian Tobacco; Lobelia 1 1
Lycopersicon esculentum Tomato 1 0.03400000184774399
Magnolia fargesii Hsin-I; Xin-Yi 1 0
Malus domestica Apple 2 0
Medicago sativa Alfalfa; Lucerne 1 0.08200000040233135
Mentha pulegium European Pennyroyal 1 25
Mentha x piperita Peppermint 1 1.100000023841858
Musa x paradisiaca Banana; Plantain 1 0.07999999821186066
Myrica cerifera Bayberry; Wax Myrtle; Southern Bayberry; Candle-Berry 1 13.600000381469727
Nepeta cataria Catnip 1 12.300000190734863
Panax ginseng Chinese Ginseng; Oriental Ginseng; Ginseng; Korean Ginseng 2 10
Parthenium integrifolium Feverfew; American Feverfew; Wild Quinine; Missouri Snakeroot; Prairie-Dock 1 12.5
Passiflora incarnata Manzana de Mayo; Mayapple; Passionflower 1 0
Petasites japonicus Butterbur 1 0
Petroselinum crispum Parsley 2 0.020999999716877937
Phaseolus vulgaris Black Bean; Green Bean; Haricot Bean; Garden Bean; String Bean; Dwarf Bean; Field Bean; Flageolet Bean; French Bean; Kidney Bean; Navy Bean; Pop Bean; Popping Bean; Snap Bean; Wax Bean; Haricot Vert; Haricot 1 0.3060000026598573