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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
Murraya sp None 3 2, 621
Musa x paradisiaca Banana; Plantain 3 5, 748
Myrciaria dubia Camu-camu (Eng.,Peru,Scn.,Sp.); Rumberry (Eng.); Camo Camo (Peru); Araza de Agua (Sp.); Camu-camu Negro (Peru); Guapuro Blanco (Bol.) 1 0
Nasturtium officinale Berro; Watercress 3 82, 800
Nelumbo nucifera Water Lotus 3 15, 655
Nigella sativa Black Cumin; Roman Coriander; Fennel-Flower; Nutmeg-Flower; Black Caraway 3 190, 450
Ocimum basilicum Basil; Sweet Basil; Cuban Basil 2 19, 590
Oenothera biennis Evening-Primrose 3 26, 993
Opuntia ficus-indica Indian Fig; Prickly Pear; Nopal; Nopalito 3 95, 920
Oryza sativa Rice 1 0
Pachyrhizus erosus Yambean 2 5, 070
Panax ginseng Chinese Ginseng; Oriental Ginseng; Ginseng; Korean Ginseng 2 0
Panax quinquefolius American Ginseng; Ginseng 2 0
Papaver bracteatum Great Scarlet Poppy 2 16, 250
Papaver somniferum Opium Poppy; Poppyseed Poppy 3 39, 002
Passiflora incarnata Manzana de Mayo; Mayapple; Passionflower 2 0
Perideridia gairdneri Squaw Root 3 4, 381
Persea americana Avocado 3 5, 363
Phaseolus acutifolius Tepary Bean 2 24, 520
Phaseolus lunatus Butter Bean; Lima Bean 3 50, 468