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

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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
TRYPTOPHAN Martindale's 29th
TYROSINE Martindale's 29th
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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
Pinus pinea Italian Stone Pine; Pignolia 2 29, 300
Pistacia vera Pistachio 2 10, 371
Pisum sativum Pea 2 19, 558
Plantago major Common Plantain 1 0
Plantago ovata Blond Psyllium; Ispaghula; Spogel Seeds; Psyllium; Indian Plantago 1 0
Portulaca oleracea Purslane; Verdolaga 2 15, 600
Pouteria campechiana Canistel 1 710
Prunus armeniaca Apricot 2 3, 225
Prunus cerasus Sour Cherry 1 0
Prunus domestica Plum 1 405
Prunus dulcis Almond 2 11, 119
Prunus persica Peach 2 1, 620
Psidium cattleianum Strawberry Guava 2 620
Psidium guajava Guava 2 1, 224
Psophocarpus tetragonolobus Asparagus Pea; Goa Bean; Winged Bean 2 146, 592
Psoralea esculenta Indian Bread-Root; Prairie Apple; Prairie Potato; Indian Turnip; Breadroot; Prairie Turnip 2 15, 192
Pyrus communis Pear 1 185
Raphanus sativus Radish 2 3, 295
Rehmannia glutinosa Chinese Foxglove 1 3, 000
Rivea corymbosa Snakeplant 1 0