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Dr. Duke's Phytochemical and Ethnobotanical Databases
U.S. Department of Agriculture

Plant Dioscorea pentaphylla (Dioscoreaceae)

Common Names
Mountain Yam
How this plant is used
Food

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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
ALANINE 3 Root 550.0 2965.0 -0.23 *
ARGININE 14 Root 1120.0 6035.0 -0.24 *
ASCORBIC-ACID 112 Root 26.0 140.0 -0.57 *
ASH 0 Root 8200.0 44180.0 -0.67 *
ASPARTIC-ACID 3 Root 1360.0 7330.0 -0.34 *
BETA-CAROTENE 53 Root *
CALCIUM 28 Root 260.0 1400.0 -0.66 *
CARBOHYDRATES 0 Root 163100.0 878770.0 0.63 *
CYSTINE 2 Root 160.0 860.0 -0.03 *
FAT 0 Root 1000.0 5390.0 -0.58 *
FIBER 15 Root 4500.0 24245.0 -1.42 *
GLUTAMIC-ACID 8 Root 1590.0 8565.0 -0.56 *
GLYCINE 12 Root 460.0 2480.0 -0.23 *
HISTIDINE 7 Root 300.0 1615.0 -0.17 *
IRON 6 Root 4.0 24.0 -0.41 *
ISOLEUCINE 3 Root 450.0 2425.0 -0.54 *
KILOCALORIES 0 Root 670.0 3610.0 0.54 *
LEUCINE 2 Root 840.0 4525.0 0.10 *
LINOLEIC-ACID 27 Root 380.0 2050.0 -0.40 *
LINOLENIC-ACID 0 Root 70.0 375.0 -1.00 *
View the list of ubiquitous chemicals
Download these results as:
CSV
XLSX
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
5-Alpha-Reductase-Inhibitor 4 (View) *
Acidulant 1 (View) Aloe Research Council - Duke writeup of non-peer reviewd book by Coats and draft by Henry
Adjuvant 1 (View) Merck 11th Edition
Aldose-Reductase-Inhibitor 1 (View) 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
Allergenic 4 (View) *
Alpha-Reductase-Inhibitor 1 (View) *
Analgesic 3 (View) *
Androgenic? 1 (View) Pizzorno, J.E. and Murray, M.T. 1985. A Textbook of Natural Medicine. John Bastyr College Publications, Seattle, Washington (Looseleaf).
Anemiagenic 2 (View) *
Angiotensin-Receptor-Blocker 3 (View) *
Antiacid 1 (View) Martindale's 29th
Antiacne 3 (View) Pizzorno, J.E. and Murray, M.T. 1985. A Textbook of Natural Medicine. John Bastyr College Publications, Seattle, Washington (Looseleaf).
Antiacrodynic 1 (View) *
AntiADD 1 (View) Martindale's 29th
AntiAGE 1 (View) 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
Antiaggregant 2 (View) *
Antiaging 2 (View) *
Antiakathisic 1 (View) Martindale's 29th
Antialcoholic 2 (View) *
Antialdosteronic 1 (View) Pizzorno, J.E. and Murray, M.T. 1985. A Textbook of Natural Medicine. John Bastyr College Publications, Seattle, Washington (Looseleaf).