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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=1.4 ug/ml *
(-)-EPIGALLOCATECHIN IC50=2.3 uM *
(-)-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.
Click on column headings to sort table by that column.
Plant Name Common Name Chemical Count Total Parts Per Million
Coptis chinensis Chinese Goldthread; Huang-Lian; Huang-Lien 2 1, 194
Coptis japonica Huang-Lia; Huang-Lian; Huang-Lien; Japanese Goldthread 2 1, 592
Coptis spp Generic Goldthread 2 398
Corchorus olitorius Jew's Mallow; Mulukiya; Nalta Jute 9 213, 417
Coriandrum sativum Coriander; Chinese Parsley; Cilantro 38 722, 355.600000076
Coriaria myrtifolia Mealy Tree 6 400, 000
Coriaria thymifolia Ground Toot; Shanshi 3 0
Coridothymus capitatus Spanish Oregano 7 19, 249
Cornus florida American Dogwood 5 60, 000
Cornus mas Cornelian Cherry; Sorbet 6 0
Cornus officinalis Chinese Dogwood 5 11
Corydalis spp Fumewort 2 0
Corylus americana American Filbert; American Hazel 4 0
Corylus avellana English Filbert; European Filbert; European Hazel; Hazel; Cobnut 18 649, 534.4000004977
Costus speciosus Crepe Ginger; Wild Ginger; Cane Reed 2 0
Crataegus cuneata Hawthorn 4 12
Crataegus laevigata Hawthorn; English Hawthorn; Whitethorn; Woodland Hawthorn 32 343, 573.59999990463
Crataegus monogyna Hawthorn; English Hawthorn 23 144, 160
Crataegus pentagyna Hawthorn 3 0
Crataegus rhipidophylla Hawthorn 28 75, 924.40000009537