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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
QUERCETIN-3-O-ALPHA-ARABINOPYRANOSIDE-2''-GALLATE 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.
QUERCETIN-3-O-ALPHA-L-RHAMNOPYRANOSYL-(1->6)-BETA-D-GLUCOPYRANOSIDE IC80=30 uM *
QUERCETIN-3-O-BETA-D-GLUCOPYRANOSIDE IC86=30 uM *
QUERCETIN-3-O-BETA-D-GLUCOPYRANOSYL-(1-->6)-BETA-D-GLUCOPYRANOSIDE *
QUERCETIN-3-O-BETA-D-GLUCOPYRANOSYL-(1->2)-ALPHA-L-RHAMNOPYRANOSYL-(1->6)-BETA-D-GALACOPYRANOSIDE IC81=30 uM *
QUERCETIN-4'-BETA-GLUCOSIDE *
QUERCETIN-4'-GLUCOSYL-GALLATE 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.
QUERCETIN-4'-O-BETA-D-GLUCOPYRANOSIDE-6''-GALLATE 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.
QUERCITRIN IC50=120 uM *
RESORCINOL Jim Duke's personal files.
RESVERATROL 2 x Vit. E *
RESVERATROL IC50=2 mg/L *
RHAMNETIN *
RHYNCHOPHYLLINE *
RIBOFLAVIN *
ROBINETIN IC50=1.02mM *
ROBININ 1/5 quercetin *
ROSMADIAL *
ROSMANOL *
ROSMANOL-9-ETHYL-ETHER *
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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
Artemisia cina Levant Wormseed 2 0
Artemisia dracunculus Tarragon 48 120, 885
Artemisia herba-alba Desert Wormwood 4 0
Artemisia pallens Davana 1 0
Artemisia salsoloides 4 61, 000
Artemisia vulgaris Mugwort 11 6, 021
Artocarpus altilis Breadfruit 9 19, 047.60000000149
Artocarpus heterophyllus Jackfruit 7 66, 454
Arundo donax Giant Reed 7 227, 000
Asarum canadense Wild Ginger 2 0
Asclepias syriaca Milkweed 5 84, 720
Asiasarum heterotropoides Asian Wild Ginger 2 248
Asiasarum sieboldii Siebold's Wild Ginger 3 248
Asimina triloba Pawpaw 13 573, 397.5
Aspalathus linearis Rooibos; Kaffree Tea; Red Bush Tea 28 1, 473, 853.1399990916
Asparagus lucidus Lucid Asparagus 2 10
Asparagus officinalis Asparagus 19 49, 129.07800000161
Aspidosperma quebracho-blanco Quebracho 3 80, 000
Astragalus membranaceus Huang-Chi; Huang Qi 16 7
Astrocaryum vulgare Awarra Palm; Tucum Palm; Tucuma Palm; Tucuma 3 5, 328, 400