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Dr. Duke's Phytochemical and Ethnobotanical Databases
U.S. Department of Agriculture
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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
Brassica oleracea var. gemmifera Brussels-Sprouts; Brussel-Sprout 2 19, 278
Brassica oleracea var. italica Broccoli; Heading Broccoli; Sprouting Broccoli; Cape Broccoli; Purple Cauliflower; Asparagus Broccoli; Winter Broccoli; Calabrese 3 151, 224
Brassica oleracea var. sabellica l. Kale; Curly Kale; Kitchen Kale; Scotch Kale 2 40, 420
Brassica oleracea var. viridis l. Collards; Cow Cabbage; Tall Kale; Tree Kale; Spring-Heading Cabbage 3 96, 700
Brassica rapa Turnip; Seven-Top Turnip; Rapini 3 146, 005
Cajanus cajan Pigeonpea 3 29, 165
Calathea allouia Leren; Lleren 2 11, 280
Cannabis sativa Marijuana; Marihuana; Indian Hemp; Hemp 2 0
Capsicum annuum Bell Pepper; Green Pepper; Cherry Pepper; Sweet Pepper; Cone Pepper; Paprika 3 45, 006
Capsicum frutescens Cayenne; Chili; Tabasco; Hot Pepper; Spur Pepper; Red Chili 3 63, 648
Carica papaya Papaya 3 1, 970
Carum carvi Caraway; Carum; Kummel (Ger.); Comino (Sp.); Comino de prado (Sp.) 3 97, 300
Castanea dentata American Chestnut 3 7, 525
Castanea mollisima Chinese Chestnut 3 7, 488
Castanea sativa European Chestnut 3 3, 587
Ceratonia siliqua Carob; St.John's-Bread; Locust Bean 2 94, 470
Chenopodium album Lambsquarter 3 24, 143
Chrysophyllum cainito Caimito; Star Apple 1 240
Cicer arietinum Chickpea; Garbanzo 3 45, 350
Cichorium endivia Endive; Escarole 3 31, 562