Plant Silybum marianum (Asteraceae) | Dr. Duke's Phytochemical and Ethnobotanical Databases

Common Names

Milk Thistle; Lady's Thistle

How this plant is used

Generally Recognized as Safe

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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
PALMITIC-ACID	13	Seed	not available	not available	not available	Duke, 1992 *
PALMITIC-ACID	13	Seed Oil	not available	not available	not available	Duke, 1992 *
PEROXIDASE-ISOENZYMES	0	Fruit	not available	not available	not available	Duke, 1992 *
PEROXIDASE-ISOENZYMES	0	Leaf	not available	not available	not available	Duke, 1992 *
PEROXIDASE-ISOENZYMES	0	Root	not available	not available	not available	Duke, 1992 *
PEROXIDASE-ISOENZYMES	0	Stem	not available	not available	not available	Duke, 1992 *
PHOSPHORUS	4	Leaf	1553.0	7060.0	0.38	Duke, 1992 *
PHOSPHORUS	4	Plant	not available	7060.0	1.67	Pedersen, M. 1987. Nutritional Herbology. Pederson Publishing. Bountiful, Utah. 377 pp.
POTASSIUM	14	Leaf	1833.0	8330.0	-0.97	Duke, 1992 *
POTASSIUM	14	Plant	not available	8330.0	-0.94	Pedersen, M. 1987. Nutritional Herbology. Pederson Publishing. Bountiful, Utah. 377 pp.
PROLINE	0	Tissue Culture	not available	not available	not available	Duke, 1992 *
PROTEIN	0	Leaf	31460.0	143000.0	-0.69	Duke, 1992 *
PROTEIN	0	Plant	not available	143000.0	-0.25	Pedersen, M. 1987. Nutritional Herbology. Pederson Publishing. Bountiful, Utah. 377 pp.
PROTEIN	0	Seed	186000.0	280000.0	0.41	Duke, 1992 *
QUERCETIN	176	Fruit	not available	not available	not available	Duke, 1992 *
QUERCETIN	176	Seed	not available	not available	not available	List, P.H. and Horhammer, L., Hager's Handbuch der Pharmazeutischen Praxis, Vols. 2-6, Springer-Verlag, Berlin, 1969-1979.
RIBOFLAVIN	15	Leaf	0.4	2.0	-0.17	Duke, 1992 *
SELENIUM	60	Leaf	2.0	7.1	0.16	Duke, 1992 *
SELENIUM	60	Plant	not available	7.1	-0.11	Pedersen, M. 1987. Nutritional Herbology. Pederson Publishing. Bountiful, Utah. 377 pp.
SILANDRIN	1	Fruit	not available	not available	not available	Duke, 1992 *

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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	Duke, 1992 *
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	Duke, 1992 *
COX-2-Inhibitor	4	Duke, 1992 *
Cyclooxygenase-Inhibitor	3	Duke, 1992 *
Cytochrome-P450-1A1-Inhibitor	1	Duke, 1992 *
Cytochrome-P450-1A2-Inhibitor	1	Duke, 1992 *
Cytochrome-P450-Inhibitor	1	Pizzorno, J. 1998. Total Wellness. Prima Health, a division of Prima.
Cytoprotective	1	Duke, 1992 *
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	Duke, 1992 *
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	Duke, 1992 *
Detoxicant	2	Duke, 1992 *
Detoxicant (Alcohol)	1	Duke, 1992 *
Diaphoretic?	2	Lawrence Review of Natural Products, Dec-90.