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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 >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 *
ELLAGIC-ACID 2/3 quercetin *
ELLAGITANNIN *
EMBELIN *
EPICATECHIN 2.5 x Vit. E *
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-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.
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Plant Name Common Name Chemical Count Total Parts Per Million
Brassica oleracea var. capitata l. Cabbage; Red Cabbage; White Cabbage 29 74, 303.5499997139
Brassica oleracea var. gemmifera Brussels-Sprouts; Brussel-Sprout 21 46, 504.072000000626
Brassica oleracea var. italica Broccoli; Heading Broccoli; Sprouting Broccoli; Cape Broccoli; Purple Cauliflower; Asparagus Broccoli; Winter Broccoli; Calabrese 32 339, 632.311999999
Brassica oleracea var. sabellica l. Kale; Curly Kale; Kitchen Kale; Scotch Kale 15 139, 716
Brassica oleracea var. viridis l. Collards; Cow Cabbage; Tall Kale; Tree Kale; Spring-Heading Cabbage 10 134, 177.5
Brassica pekinensis Chinese Cabbage 7 238.502000000095
Brassica rapa Turnip; Seven-Top Turnip; Rapini 17 351, 281
Bromelia pinguin Wild Pineapple 3 3, 440.7000000476837
Brosimum alicastrum Breadnut; Tamamuri 3 3, 574.5999999046326
Broussonetia papyrifera Paper Mulberry 1 81
Brunfelsia uniflorus Manaca 1 0
Bryonia alba White Bryony 4 0
Bupleurum chinense Chai-Hu 6 1, 241
Bursera delpechiana Lignaloe; Linaloe 2 113, 520
Buxus sempervirens Boxwood 1 0
Byrsonima crassifolia Nance 4 574, 480.0999999046
Caesalpinia pulcherrima Bird Of Paradise 10 20, 000
Cajanus cajan Pigeonpea 13 37, 181.5
Cajanus scarabaeoides 1 3
Calamintha nepeta Turkish Calamint 9 732.8999999761581