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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

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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
SULFUR 14 Root 85.0 565.0 -0.64 *
THIAMIN 31 Leaf 1.3 17.0 1.81 *
THIAMIN 31 Root 0.3 5.0 -0.15 *
THREONINE 4 Leaf 1670.0 11645.0 0.62 *
THREONINE 4 Root 690.0 2350.0 -0.41 *
TRYPTOPHAN 29 Leaf 480.0 3345.0 0.35 *
TRYPTOPHAN 29 Root 230.0 785.0 -0.19 *
TYROSINE 8 Leaf 1780.0 12415.0 1.22 *
TYROSINE 8 Root 550.0 1875.0 -0.22 *
URONIC-ACID 0 Root 800.0 2140.0 -1.00 *
VALINE 3 Leaf 2560.0 17850.0 1.45 *
VALINE 3 Root 820.0 2790.0 -0.75 *
WATER 0 Leaf 810000.0 900000.0 0.46 *
WATER 0 Root 660530.0 754000.0 -0.10 *
ZINC 77 Leaf 6.6 -0.49 *
ZINC 77 Root 5.0 66.0 1.83 *
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
NO-Genic 1 *
Osteogenic 1 Davies, S., and Stewart, A. 1990. Nutritional Medicine. Avon Books, New York. 509pp.
Oxidant 2 Larson, R.A. 1987. Review Article Number 30. The Antioxidants of Higher Plants. Phytochemistry. 27: 969-978.
Parasiticide 1 Martindale's 29th
Percutaneostimulant 2 Seki, T., Toeda, C., Kawaguchi, T., Juni, K., Sugibayashi, K., and Morimoto, Y. 1990. Enhanced Transdermal Delivery of Zidovudine in Rats and Human Skin. Chem. Pharm. Bull. 38(11): 3086-3089, 1990.
Perfumery 3 Aloe Research Council - Duke writeup of non-peer reviewd book by Coats and draft by Henry
Pesticide 8 *
Phagocytotic 1 Pizzorno, J.E. and Murray, M.T. 1985. A Textbook of Natural Medicine. John Bastyr College Publications, Seattle, Washington (Looseleaf).
Pituitary-Stimulant 1 *
Poultice 1 Martindale's 29th
Prolactinogenic 1 Pizzorno, J.E. and Murray, M.T. 1985. A Textbook of Natural Medicine. John Bastyr College Publications, Seattle, Washington (Looseleaf).
Prooxidant 2 *
Propecic 4 *
Renotoxic 1 Merck 11th Edition
Roborant 1 Merck 11th Edition
Scabicide 1 Martindale's 29th
Schizophrenigenic 1 Davies, S., and Stewart, A. 1990. Nutritional Medicine. Avon Books, New York. 509pp.
Sedative 2 Pizzorno, J.E. and Murray, M.T. 1985. A Textbook of Natural Medicine. John Bastyr College Publications, Seattle, Washington (Looseleaf).
Serotoninergic 2 Pizzorno, J.E. and Murray, M.T. 1985. A Textbook of Natural Medicine. John Bastyr College Publications, Seattle, Washington (Looseleaf).
Soap 1 Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp.