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

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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
(+)-CATECHIN *
(+)-GALLOCATECHIN *
(+)-SYRINGARESINOL *
(+)-SYRINGARESINOL EC50=21-28 ug/ml *
(-)-BISPARTHENOLIDINE 30-60 ug/g *
(-)-BORNYL-CAFFEATE *
(-)-BORNYL-FERULATE *
(-)-BORNYL-P-COUMARATE *
(-)-EPICATECHIN IC50=6.3 ug/ml *
(-)-EPICATECHIN-3-O-GALLATE IC50=0.16 ug/ml *
(-)-EPIGALLOCATECHIN IC50=2.3 uM *
(-)-EPIGALLOCATECHIN IC50=1.4 ug/ml *
(-)-EPIGALLOCATECHIN-3-O-GALLATE IC50=0.14 ug/ml *
(-)-EPIGALLOCATECHIN-GALLATE >10 x tocopherol *
(-)-HYDROXYJASMONIC-ACID 30 mM *
(1'S)-1'-ACETOXYCHAVICOL-ACETATE *
(2R)-(12Z,15Z)-2-HYDROXY-4-OXOHENEICOSA-12,15-DIEN-1-YL-ACETATE *
(7R,10R)-CAROTA-1,4-DIENALDEHYDE *
1,2,6-TRI-O-GALLOYL-BETA-D-GLUCOSE Okamura, H., Mimura, A., Yakou, Y., Niwano, M., and Takahara, Y. 1992. Antoxidant Activity of Tannins and Flavonoids in Eucalyptus rostrata. Phytochemistry. 33(3): 557-561. 1993.
1,7-BIS(3,4-DIHYDROXYPHENYL)HEPTA-4E,6E-DIEN-3-ONE >tocopherol *
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List of Activity Plants.
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Plant Name Common Name Chemical Count Total Parts Per Million
Atractylodes lancea Cang Zhu 2 39
Atractylodes ovata Bai-Zhu; Pai-Chu 1 278
Atropa bella-donna Belladonna 2 240, 000
Aucuba japonica Japanese Aucuba; Japanese Laurel; Spotted Laurel 1 150
Avena sativa Oats 35 266, 408.7000005245
Averrhoa bilimbi Bilimbi; Limon chino 3 9, 368.39999961853
Averrhoa carambola Carambola; Star Fruit 12 20, 432.39999961853
Azadirachta indica Neem 11 205, 180
Bacopa monnieri Brahmi; Water Hyssop 4 1, 260
Bactris gasipaes Peach palm; Pejibaye 6 596, 138
Balanites aegyptiacus Desert Date; Soapberry Tree; dattier du desert (Fr.); dattier sauvage (Fr.); heglik (Fr.); Zachunbaum (Ger.); betu (India); hingotia (India); lalo (India); zachun (India); mirobalano de Egipto (Sp.) 3 1, 153, 790
Ballota nigra Black Horehound 11 12, 000
Baptisia sp 1 0
Baptisia tinctoria Wild Indigo 4 0
Barosma betulina Buchu 13 48, 826.10000002384
Basella alba Vinespinach 9 38, 815
Belamcanda chinensis Leopard Lily; Blackberry Lily; Shenan; Iris Tigre (Fr.); Leopardenblume (Ger.); Maravilla (Sp.); Mariposa (Sp.) 2 91
Benincasa hispida Waxgourd 6 10, 885.5
Berberis vulgaris Barberry 24 131, 435.5999994278
Bertholletia excelsa Brazilnut; Brazilnut-Tree; Creamnut; Paranut 13 599, 380