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Dr. Duke's Phytochemical and Ethnobotanical Databases
U.S. Department of Agriculture
  1. Home
  2. Silybum marianum

Silybum marianum (Asteraceae)

Common Names
Milk Thistle; Lady's Thistle
How this plant is used
Generally Recognized as Safe

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View the list of ubiquitous chemicals
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List of plant chemicals.
Click on column headings to sort table by that column. *Unless otherwise noted all references are to (Duke, 1992)
Chemical Name Activity Count Plant Part Low Parts Per Million High Parts Per Million Standard Deviation Reference
(+)-TAXIFOLIN 0 Fruit *
(-)-SILANDRIN 0 Fruit *
1-2-EPOXY-TRIDEC-3-ENE-5-7-9-11-TETRAYNE 0 Root 0.2 *
2,3-DEHYDROSILYCHRISTIN 0 Plant J.S. Glasby Dict.Pls Containing 2ndary Metabolite. 1991.
2,3-DEHYDROSILYCHRISTIN 0 Seed *
2,3-DEHYDROSILYMARIN 0 Plant J.S. Glasby Dict.Pls Containing 2ndary Metabolite. 1991.
2,3-DEHYDROSILYMARIN 0 Seed *
3-DEOXYSILYCHRISTIN 1 Fruit *
3-DEOXYSILYCHRISTIN 1 Plant *
3-DEOXYSILYCHRISTIN 1 Seed *
3-DEOXYSILYDIANIN 0 Seed Leung, A. Y. and Foster, S. 1995. Encyclopedia of Common Natural Ingredients 2nd Ed. John Wiley & Sons, New York. 649 pp.
4'-5-7-TRIHYDROXY-3'-5'-DIMETHOXY-FLAVANONE 0 Fruit *
4'-5-7-TRIHYDROXY-3'-5'-DIMETHOXY-FLAVANONE 0 Seed *
5,7-DIHYDROXYCHROMONE 4 Plant Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp.
ALUMINUM 5 Leaf 59.0 267.0 -0.49 *
ALUMINUM 5 Plant 267.0 -0.23 Pedersen, M. 1987. Nutritional Herbology. Pederson Publishing. Bountiful, Utah. 377 pp.
APIGENIN 101 Fruit *
APIGENIN 101 Seed *
APIGENIN-7-O-BETA-D-(2''-O-ALPHA-L-RHAMNOSYL)-GALACTURONIDE 0 Flower *
APIGENIN-7-O-BETA-D-GLUCURONIDE-6''-ETHYL-ESTER 0 Flower *
View the list of ubiquitous chemicals
Download these results as:
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List of plant activities.
Click on column headings to sort table by that column. *Unless otherwise noted all references are to (Duke, 1992)
Activity Chemical Count Reference
Copper-Antagonist 1 Challem, J., Berkson, Burt, and Smith, Melissa Dianne. 2000.
Syndrome X - The complete nutritional program to prevent and reservse insulin resistance. John Wiley & Sons, New York. 272 pp. $24.95
Copper-Chelator 2 *
Cosmetic 3 Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp.
COX-1-Inhibitor 2 *
COX-2-Inhibitor 4 *
Cyclooxygenase-Inhibitor 3 *
Cytochrome-P450-1A1-Inhibitor 1 *
Cytochrome-P450-1A2-Inhibitor 1 *
Cytochrome-P450-Inhibitor 1 Pizzorno, J. 1998. Total Wellness. Prima Health, a division of Prima.
Cytoprotective 1 *
Cytotoxic 5 Planta Medica, 57: A113, 1991.
Decarboxylase-Inhibitor 1 Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp.
Deiodinase-Inhibitor 3 Jim Duke's personal files.
Demulcent 1 *
Deodorant 1 Martindale's 29th
Depressant 1 Cooper-Driver, G. A., Chemical substances in plants toxic to animals, pp. 213-47 in Rechcigl, M., Jr., ed. CRC Handbook of Naturally Occurring Food Toxicants, CRC Press, Boca Raton, 1983, 339 pp.
Dermatitigenic 1 *
Detoxicant 2 *
Detoxicant (Alcohol) 1 *
Diaphoretic? 2 Lawrence Review of Natural Products, Dec-90.