An official website of the United States government.

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.

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

Colocasia esculenta (Araceae)

Common Names
Taro
How this plant is used
Food
View the list of ubiquitous chemicals
Download these results as:
CSV
EXCEL
PDF
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
IRON 6 Leaf 6.0 200.0 -0.41 *
IRON 6 Root 4.0 200.0 -0.15 *
ISOLEUCINE 3 Leaf 2600.0 18130.0 1.56 *
ISOLEUCINE 3 Root 540.0 1840.0 -0.85 *
KILOCALORIES 0 Leaf 310.0 3280.0 0.42 *
KILOCALORIES 0 Root 920.0 3820.0 1.00 *
LEUCINE 2 Leaf 3920.0 27335.0 1.67 *
LEUCINE 2 Root 1110.0 3780.0 -0.33 *
LINOLEIC-ACID 27 Leaf 2140.0 14925.0 1.14 *
LINOLEIC-ACID 27 Root 580.0 1975.0 -0.43 *
LINOLENIC-ACID 0 Leaf 930.0 6485.0 -0.36 *
LINOLENIC-ACID 0 Root 250.0 850.0 -0.79 *
LYSINE 4 Leaf 2460.0 17155.0 0.98 *
LYSINE 4 Root 670.0 2280.0 -1.34 *
MAGNESIUM 65 Leaf 200.0 3140.0 -0.38 *
MAGNESIUM 65 Root 200.0 1350.0 -0.64 *
MANGANESE 14 Leaf 45.0 -0.39 *
MANGANESE 14 Root 1.3 7.6 -0.46 *
METHIONINE 15 Leaf 790.0 5510.0 2.01 *
METHIONINE 15 Root 200.0 680.0 -0.69 *
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
Hypercholesterolemic 1 Spiller, G. A. 1996 (Spiller, G. A. Ed. 1996. CRC Handbook of Lipids in Human Nutrition. CRC Press. Boca Raton, FL. 233 pp.)
Hypertensive 1 Davies, S., and Stewart, A. 1990. Nutritional Medicine. Avon Books, New York. 509pp.
Hypnotic 1 Martindale's 29th
Hypoammonemic 1 Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp.
Hypoarginanemic 1 Martindale's 29th
Hypocholesterolemic 12 Davies, S., and Stewart, A. 1990. Nutritional Medicine. Avon Books, New York. 509pp.
Hypoglycemic 4 *
Hypolipidemic 1 *
Hypotensive 7 *
Hypouricemic 1 *
Immunomodulator 5 Economic & Medicinal Plant Research, 6: 189.
Immunostimulant 4 Pizzorno, J.E. and Murray, M.T. 1985. A Textbook of Natural Medicine. John Bastyr College Publications, Seattle, Washington (Looseleaf).
Immunosuppressant 1 Martindale's 29th
Inflammatory 1 *
Insectifuge 4 Jacobson, M., Glossary of Plant-Derived Insect Deterrents, CRC Press, Inc., Boca Raton, FL, 213 p, 1990.
Insulinase-Inhibitor 1 Economic & Medicinal Plant Research, 6: 157.
Insulinogenic 2 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
Insulinotonic 1 J. Agri. & Food Chemistry, 36: 1079.
Interferon-Synergist 1 *
Interferonogenic 1 Pizzorno, J.E. and Murray, M.T. 1985. A Textbook of Natural Medicine. John Bastyr College Publications, Seattle, Washington (Looseleaf).