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

Biological Activity Monoamine-Precursor

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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
PHENYLALANINE Pizzorno, J.E. and Murray, M.T. 1985. A Textbook of Natural Medicine. John Bastyr College Publications, Seattle, Washington (Looseleaf).
TRYPTOPHAN Pizzorno, J.E. and Murray, M.T. 1985. A Textbook of Natural Medicine. John Bastyr College Publications, Seattle, Washington (Looseleaf).
TYROSINE Pizzorno, J.E. and Murray, M.T. 1985. A Textbook of Natural Medicine. John Bastyr College Publications, Seattle, Washington (Looseleaf).
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List of Activity Plants.
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Plant Name Common Name Chemical Count Total Parts Per Million
Apium graveolens Celery 3 7, 835
Arachis hypogaea Groundnut; Peanut 3 64, 468
Arctium lappa Gobo; Great Burdock; Burdock 3 8, 550
Artemisia dracunculus Tarragon 2 0
Artocarpus altilis Breadfruit 3 22, 570
Asimina triloba Pawpaw 3 5, 038
Asparagus officinalis Asparagus 3 19, 355
Avena sativa Oats 3 29, 000
Averrhoa carambola Carambola; Star Fruit 3 10, 120
Basella alba Vinespinach 3 23, 335
Benincasa hispida Waxgourd 1 515
Bertholletia excelsa Brazilnut; Brazilnut-Tree; Creamnut; Paranut 3 60, 544
Beta vulgaris Beet; Beetroot; Sugar Beet; Garden Beet 3 29, 652
Bixa orellana Achiote; Annatto; Annato; Lipsticktree; Lipstick Pod; Bija; Annoto; Arnato 2 50, 640
Brassica chinensis Chinese Cabbage; Pak-Choi; Chinese Mustard; Bok-Choy; Celery Mustard; Chinese White Cabbage; Celery Cabbage 3 131, 635
Brassica napus var. napobrassica Rutabaga; Swede; Swedish Turnip 3 19, 440
Brassica nigra Black Mustard 3 33, 136
Brassica oleracea Kohlrabi 2 5, 443
Brassica oleracea var. botrytis l. Cauliflower 3 36, 993
Brassica oleracea var. capitata l. Cabbage; Red Cabbage; White Cabbage 3 28, 875