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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
Aralia cordata Udo 5 1, 100
Araucaria bidwillii Monkey puzzle 8 20, 000
Arbutus unedo Arbutus; Strawberry Tree 8 2, 440, 000
Arctium lappa Gobo; Great Burdock; Burdock 21 203, 372.40000021458
Arctostaphylos uva-ursi Bearberry; Uva Ursi 38 1, 133, 580.2000000477
Ardisia japonica Marlberry 4 0
Areca catechu Betel Nut; Pin-Lang 10 1, 240, 629.8000001907
Argemone mexicana Prickly Poppy 4 22, 000
Argyreia nervosa Silver Morning Glory; Wood Rose 1 0
Argyrocytisus battandieri 1 0
Arisaema consanguineum Chinese Jack-In-The-Pulpit 1 4
Arisaema triphyllum Jack-In-The-Pulpit 1 0
Aristolochia debilis Chinese Birthwort 2 33
Armoracia rusticana Horseradish 16 33, 985.199999809265
Arnica montana Leopard's-Bane; Mountain Tobacco 14 20, 000
Arracacia xanthorrhiza Arracacha; Peruvian Carrot 3 2, 148.9999998807907
Artemisia abrotanum Southernwood 5 0
Artemisia absinthium Wormwood 14 158, 800
Artemisia annua Qinghao; Sweet Annie; Annual Mugwort (GRIN); Annual Wormwood (GRIN); Sweet Wormwood (GRIN) 20 33, 050
Artemisia capillaris Capillary Wormwood 15 37