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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.
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Plant Name Common Name Chemical Count Total Parts Per Million
Cnidium officinale Jih-Chiung 2 30
Cnidoscolus chayamansa Chaya 5 30, 630
Coccinia grandis Ivy Gourd; Kundree; Tindora; Tindori; Pepasan; Little Gourd; Kanduri 7 29, 988
Cocos nucifera Coconut; Coconut Palm; Copra; Nariyal; Kokospalme (Ger.); Cocotero (Sp.) 30 6, 477, 040.319999926
Coffea arabica Coffee 30 476, 628
Coix lacryma-jobi Adlay; Adlay Millet; Job'S-Tears; Yi-Yi-Ren 14 112.39999961853027
Cola acuminata Abata Cola 8 26, 458
Colchicum autumnale Autumn Crocus; Meadow Saffron 2 0
Coleus barbatus Forskohl's Coleus 7 128, 457.40000915527
Collinsonia canadensis Stone Root 2 0
Colocasia esculenta Taro 9 36, 577.999999940395
Cologana broussonetii 1 0
Commelina benghalensis Benghal dayflower 3 0
Commelina communis Common dayflower 1 0
Commiphora myrrha Myrrh; African Myrrh; Herabol Myrrh; Somali Myrrh; Myrrhe (Fr., Ger.); Mirra (Sp. It.) 5 27, 600
Commiphora wightii Guggul; Indian Bdellium-Tree 7 200
Conium maculatum Poison Hemlock; Hemlock; Spotted Hemlock; Fool's Parsley; Carrot Fern; Spotted Parsley 4 2, 160, 000
Consolida ajacis Larkspur 3 3, 000
Convallaria majalis Lily-Of-The-Valley 5 0
Conyza canadensis Butterweed; Hogweed; Horseweed 8 0