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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
ELLAGIC-ACID 2/3 quercetin *
ELLAGIC-ACID >50 x tocopherol Osawa, T. Phenolic Antioxidants in Dietary Plants as Antimutagens.Phenolic Compounds in Food and Their Effects on Health, Ch.11 p.142.
ELLAGIC-ACID IC98=30 ppm *
ELLAGITANNIN *
EMBELIN *
EPICATECHIN IC50=10.2 uM *
EPICATECHIN 3/4 quercetin *
EPICATECHIN IC50=6.3 ug/ml Uchida, U., Ohta, H., Niwa, M., Mori, A., Nonaka, G-i., Nishioka, I., and Zaki, M. 1989. Prolongation of Life Span of Stroke-Prone Spontaneously Hypertensive Rats (SHRSP) Ingesting Persimmon Tannin. Chem. Pharm. Bull. 38(4): 1049-1052, 1990.
EPICATECHIN 2.5 x Vit. E *
EPICATECHIN-3-O-GALLATE IC50=0.16 ug/ml Uchida, U., Ohta, H., Niwa, M., Mori, A., Nonaka, G-i., Nishioka, I., and Zaki, M. 1989. Prolongation of Life Span of Stroke-Prone Spontaneously Hypertensive Rats (SHRSP) Ingesting Persimmon Tannin. Chem. Pharm. Bull. 38(4): 1049-1052, 1990.
EPICATECHIN-GALLATE >10 x tocopherol Osawa, T. Phenolic Antioxidants in Dietary Plants as Antimutagens.Phenolic Compounds in Food and Their Effects on Health, Ch.11 p.142.
EPIGALLOCATECHIN IC50=1.4 ug/ml Uchida, U., Ohta, H., Niwa, M., Mori, A., Nonaka, G-i., Nishioka, I., and Zaki, M. 1989. Prolongation of Life Span of Stroke-Prone Spontaneously Hypertensive Rats (SHRSP) Ingesting Persimmon Tannin. Chem. Pharm. Bull. 38(4): 1049-1052, 1990.
EPIGALLOCATECHIN-3-O-GALLATE IC50=0.14 ug/ml Uchida, U., Ohta, H., Niwa, M., Mori, A., Nonaka, G-i., Nishioka, I., and Zaki, M. 1989. Prolongation of Life Span of Stroke-Prone Spontaneously Hypertensive Rats (SHRSP) Ingesting Persimmon Tannin. Chem. Pharm. Bull. 38(4): 1049-1052, 1990.
EPIROSMANAL *
ERIODICTYOL *
ESCIN *
ESCULIN Jim Duke's personal files.
ETHYL-BETA-D-GLUCOPYRANOSYL-TUBERONATE 30 mM *
ETHYL-GALLATE Martindale's 28th
EUCHRESTINE-B >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
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