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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:
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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
Diuretic 4 *
Emollient 1 Martindale's 29th
Encephalopathic 1 Martindale's 29th
Energizer 1 *
Ergogenic 1 *
Erythrocytogenic 1 Davies, S., and Stewart, A. 1990. Nutritional Medicine. Avon Books, New York. 509pp.
Estrogenic 3 *
Febrifuge 1 Neuwinger, H. D. 1996. African Ethnobotany - Poisons and Drugs. Chapman & Hall, New York. 941 pp.
Fibrinolytic 1 *
Fistula-Preventive 1 Pizzorno, J.E. and Murray, M.T. 1985. A Textbook of Natural Medicine. John Bastyr College Publications, Seattle, Washington (Looseleaf).
Fungicide 1 Davies, S., and Stewart, A. 1990. Nutritional Medicine. Avon Books, New York. 509pp.
Gastroprotective 1 *
Gonadotrophic 1 Malini, T. and Vanithakumari, G. 1989. Rat Toxicity Studies With B-Sitosterol. Journal of Ethnopharmacology, 28: 221-234, 1990.
Hepatoprotective 3 *
Hepatotoxic 1 *
Hypertensive 1 Davies, S., and Stewart, A. 1990. Nutritional Medicine. Avon Books, New York. 509pp.
Hypocholesterolemic 11 Davies, S., and Stewart, A. 1990. Nutritional Medicine. Avon Books, New York. 509pp.
Hypoglycemic 5 Ivorra, M.D., Paya, M., and Villar, A. 1989. A Review of Natural Products and Plants as Potential Antidiabetic Drugs. Journal of Ethnopharmacology, 27: 243-275, 1989.
Hypolipidemic 2 *
Hypotensive 6 *