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

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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
MYRICETIN MIC=20 ug/ml *
OLEANOLIC-ACID MIC=625-1,250 ug/ml *
PATCHOULI-ALCOHOL MIC=39-2,500 ug/ml Osawa, K., Matsumoto, T., Maruyama, T., Takiguchi, T., Okuda, K., and Takazoe, I., Studies of the antibacterial activity of plant extracts and their constituents against periodontopathic bacteria, Bull Tokyo Dent. Coll., 31 (1), 1990, 17-21
POGOSTONE MIC=39-625 ug/ml Osawa, K., Matsumoto, T., Maruyama, T., Takiguchi, T., Okuda, K., and Takazoe, I., Studies of the antibacterial activity of plant extracts and their constituents against periodontopathic bacteria, Bull Tokyo Dent. Coll., 31 (1), 1990, 17-21
PROANTHOCYANIDINS Pizzorno, J.E. and Murray, M.T. 1985. A Textbook of Natural Medicine. John Bastyr College Publications, Seattle, Washington (Looseleaf).
QUERCETIN Pizzorno, J.E. and Murray, M.T. 1985. A Textbook of Natural Medicine. John Bastyr College Publications, Seattle, Washington (Looseleaf).
RHAMNOCITRIN MIC=625 ug/ml *
RHEIN ED50=0.6 ug/ml *
ROSMARINIC-ACID *
SANGUINARINE 2 ug/ml *
THYMOL MIC=39-625 ug/ml Osawa, K., Matsumoto, T., Maruyama, T., Takiguchi, T., Okuda, K., and Takazoe, I., Studies of the antibacterial activity of plant extracts and their constituents against periodontopathic bacteria, Bull Tokyo Dent. Coll., 31 (1), 1990, 17-21
ZINC Martindale's 29th
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List of Activity Plants.
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Plant Name Common Name Chemical Count Total Parts Per Million
Canavalia ensiformis Jack Bean 2 2, 210
Capparis spinosa Caper; Caperbush 1 0
Capsicum annuum Bell Pepper; Green Pepper; Cherry Pepper; Sweet Pepper; Cone Pepper; Paprika 4 14, 110.19999885559
Capsicum frutescens Cayenne; Chili; Tabasco; Hot Pepper; Spur Pepper; Red Chili 6 13, 752
Carica papaya Papaya 2 815
Carthamus tinctorius Safflower 2 1, 860
Carum carvi Caraway; Carum; Kummel (Ger.); Comino (Sp.); Comino de prado (Sp.) 6 3, 006, 200.5000000075
Carya glabra Pignut Hickory 2 25, 300
Carya illinoensis Pecan 3 1, 036
Carya ovata Shagbark Hickory 2 22, 888
Cassia tora Sickle Senna 4 3, 211
Castanea dentata American Chestnut 2 1, 430
Castanea mollisima Chinese Chestnut 2 1, 548
Castanea sativa European Chestnut 5 714
Catalpa ovata Hsin-Pa-Pi; Kisasage 2 3, 962
Catharanthus roseus Madagascar Periwinkle; Rosy Periwinkle 4 0
Caulophyllum thalictroides Blue Cohosh 2 1, 300
Cedrus deodora Deodar Cedar 1 0
Ceiba pentandra Kapok; Silk-Cotton Tree 2 0
Celosia cristata Cockscomb 2 6, 119