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

Dioscorea villosa (Dioscoreaceae)

Common Names
Wild Yam
How this plant is used
Medicinal
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
MUCILAGE 3 Root 36000.0 150000.0 0.02 *
NIACIN 39 Root 2.4 10.0 -1.17 *
PHOSPHORUS 4 Root 415.0 1730.0 -0.31 *
PHYTOSTEROLS 2 Root 100.0 1000.0 0.24 Spiller, G. A. 1996 (Spiller, G. A. Ed. 1996. CRC Handbook of Lipids in Human Nutrition. CRC Press. Boca Raton, FL. 233 pp.)
POTASSIUM 14 Root 1301.0 5420.0 -0.76 *
PROTEIN 0 Root 14640.0 61000.0 -0.64 *
RIBOFLAVIN 15 Root 0.1 0.6 -0.76 *
SAPOGENINS 0 Tuber 13000.0 *
SELENIUM 60 Root 0.2 0.8 -0.31 *
SILICON 4 Root *
SODIUM 1 Root 425.0 1770.0 0.31 *
STARCH 5 Root 48000.0 200000.0 -0.48 *
STIGMASTEROL 12 Root 10.0 100.0 -0.24 Spiller, G. A. 1996 (Spiller, G. A. Ed. 1996. CRC Handbook of Lipids in Human Nutrition. CRC Press. Boca Raton, FL. 233 pp.)
THIAMINE 0 Root 0.3 1.1 -0.64 *
TIN 4 Root 4.6 19.0 0.26 *
WATER 0 Root 760000.0 -0.06 *
ZINC 77 Root 1.3 5.6 -0.81 *
View the list of ubiquitous chemicals
Download these results as:
CSV
EXCEL
PDF
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
Cancer-Preventive 8 Stitt, P. A. Why George Should Eat Broccoli. Dougherty Co, Milwaukee, WI, 1990, 399 pp.
Candidicide 2 Martindale's 28th
Cardiomyopathogenic 1 Davies, S., and Stewart, A. 1990. Nutritional Medicine. Avon Books, New York. 509pp.
Cardioprotective 7 *
Cardiotoxic 1 *
Caspase-8-Inducer 1 *
Chemopreventive 1 *
Circulotonic 1 *
CNS-Depressant 1 Facciola, S. 1998. Cornucopia - A Source Book of Edible Plants. Kampong Publications, Vista CA. 713 pp.
Cold-preventive 1 Davies, S., and Stewart, A. 1990. Nutritional Medicine. Avon Books, New York. 509pp.
Collagenic 2 *
Colorant 1 Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp.
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
COX-1-Inhibitor 1 *
COX-2-Inhibitor 1 *
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.
Detoxicant 1 *
Detoxicant (Alcohol) 1 *