Plant Piper methysticum (Piperaceae) | Dr. Duke's Phytochemical and Ethnobotanical Databases

Common Names

Kava-Kava

How this plant is used

Medicinal

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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
TETRACOSANOL	0	Root	not available	3200.0	not available	Duke, 1992 *
TETRADECAN-1-OL	0	Rhizome	not available	not available	not available	Duke, 1992 *
TETRAHYDROYANGONIN	0	Plant	not available	not available	not available	Duke, 1992 *
TETRAHYDROYANGONIN	0	Root	not available	not available	not available	Duke, 1992 *
TETRAHYDROYANGONIN	0	Stem	not available	not available	not available	Duke, 1992 *
TRANS-PHYTOL	0	Rhizome	not available	not available	not available	Duke, 1992 *
TRANS-PHYTOL	0	Root	not available	10500.0	not available	Duke, 1992 *
WATER	0	Root	not available	120000.0	-4.25	Leung, A. Y. and Foster, S. 1995. Encyclopedia of Common Natural Ingredients 2nd Ed. John Wiley & Sons, New York. 649 pp.
YANGOININ	0	Rhizome	not available	not available	not available	Duke, 1992 *
YANGONIN	12	Leaf	not available	not available	not available	Duke, 1992 *
YANGONIN	12	Plant	not available	not available	not available	Duke, 1992 *
YANGONIN	12	Resin, Exudate, Sap	not available	43300.0	not available	Duke, 1992 *
YANGONIN	12	Rhizome	6800.0	10000.0	not available	Duke, 1992 *
YANGONIN	12	Root	not available	280.0	not available	Duke, 1992 *
YANGONIN	12	Stem	not available	not available	not available	Duke, 1992 *
YANGONIN-I	0	Plant	not available	not available	not available	Duke, 1992 *
YANGONIN-II	0	Plant	not available	not available	not available	Duke, 1992 *
YANGONIN-III	0	Plant	not available	not available	not available	Duke, 1992 *

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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
FLavor	4	Aloe Research Council - Duke writeup of non-peer reviewd book by Coats and draft by Henry
Fungicide	4	Duke, 1992 *
Fungistat	1	Leung, A. Y. and Foster, S. 1995. Encyclopedia of Common Natural Ingredients 2nd Ed. John Wiley & Sons, New York. 649 pp.
Gonadotrophic	1	Malini, T. and Vanithakumari, G. 1989. Rat Toxicity Studies With B-Sitosterol. Journal of Ethnopharmacology, 28: 221-234, 1990.
Hemostatic	1	Merck 11th Edition
Hepatoprotective	1	Duke, 1992 *
Herbicide	1	Duke, 1992 *
Hypercholesterolemic	1	Pizzorno, J.E. and Murray, M.T. 1985. A Textbook of Natural Medicine. John Bastyr College Publications, Seattle, Washington (Looseleaf).
Hyperglycemic	1	Merck 11th Edition
Hypocholesterolemic	4	Duke, 1992 *
Hypoglycemic	1	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	1	Duke, 1992 *
Hypotensive	1	Pizzorno, J.E. and Murray, M.T. 1985. A Textbook of Natural Medicine. John Bastyr College Publications, Seattle, Washington (Looseleaf).
Hypouricemic	1	Duke, 1992 *
Insectifuge	1	Jacobson, M., Glossary of Plant-Derived Insect Deterrents, CRC Press, Inc., Boca Raton, FL, 213 p, 1990.
Irritant	1	Duke, 1992 *
Laxative	3	Duke, 1992 *
Lipoxygenase-Inhibitor	1	Duke, 1992 *
MAO-B-Inhibitor	5	Duke, 1992 *
Memory-Enhancer	1	Science News, 138: 189, 1990.