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

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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
ISOORIENTIN Planta Medica, 57: A110, 1991.
LUPEOL 25 mg/kg/day *
OLEANOLIC-ACID IC30=200 ug/ml *
P-COUMARIC-ACID IC50=>100 uM Planta Medica, 57: A54, 1991.
PEDUNCULAGIN Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp.
PROCYANIDIN-A-2 *
PROCYANIDIN-B-2-3'-O-GALLATE Phenolic Compounds in Food and Their Effects on Health. Antioxidants & Cancer Prevention. Huang, M.T., Ho, C.T. and Lee, C.Y. eds. 1992. ACS Symposium Series 507.ACS, Washington 402 pp.
PROTOCATECHUIC-ACID IC50=>100 uM Planta Medica, 57: A54, 1991.
PROTOCATECHUIC-ACID IC75=200 ug/ml *
QUERCETIN Planta Medica, 57: A110, 1991.
RESVERATROL Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp.
RUTIN IC50=10-20 uM *
S-ALLYL-CYSTEINE-SULFOXIDE *
SPARTEINE *
SYRINGIC-ACID IC10-70=100-200 ug/ml *
URSOLIC-ACID IC35=200 ug/ml *
VANILLIC-ACID IC15-65=100-200 ug/ml *
VICENIN *
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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
Punica granatum Pomegranate; Grenadier (Fr.); Granatapfelbaum (Ger.); Granatapfelstrauch (Ger.); Zakuro (Jap.); Romanzeiro (Port.); Granado (Sp.); Mangrano (Sp.) 15 430, 240
Pyrus communis Pear 4 59, 128
Quassia amara Bitterwood; Quassia 1 0
Quercus alba White Oak 2 0
Quercus infectoria Aleppo Oak; Dyer's Oak; Gall Oak 3 120, 000
Quercus robur English Oak 2 0
Quercus rubra Northern Red Oak 2 0
Quercus velutina Black Oak 1 0
Quisqualis indica Rangoon Creeper 1 0
Raphanus sativus Radish 2 364
Rhamnus cathartica Buckthorn; European Buckthorn 1 240
Rheum officinale Chinese Rhubarb 5 20, 091.80009841919
Rheum palmatum Chinese Rhubarb 2 14, 275
Rheum rhabarbarum Rhubarb 9 6, 125
Rhododendron dauricum Chinese Alpenrose 3 0
Rhododendron ferrugineum Rusty-Leaved Alpenrose 1 0
Rhododendron ponticum Pontic Alpenrose 6 0
Rhus coriaria Sicilian Sumac; Sumac; Tanner's Sumac 3 0
Rhus toxicodendron Poison Ivy 1 0
Rhynchosia minima Burn Mouth Vine 2 0