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
Myorelaxant	5	Duke, 1992 *
Neoplastic	1	CRC Handbook of Medicinal Herbs and/or CRC Handbook of Proximate Analyses
Neuroprotective	3	Duke, 1992 *
Neurotoxic	2	R.J. Hixtable (Huxtable, R.J. (as T. Max). 1992. This and That:The Essential Pharmacology of Herbs and Spices. Tips 13:15-20 Huxtable, R.J. 1992b. The Myth of Benficent Nature. The Risk of Herbal Preparations. Anns. Intern. Med. 117(2):165-6; Huxtable, R.
Ovulant	1	Duke, 1992 *
Perfumery	1	Aloe Research Council - Duke writeup of non-peer reviewd book by Coats and draft by Henry
Pesticide	8	Duke, 1992 *
Phytoalexin	1	Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp.
Poultice	1	Martindale's 29th
Preservative	1	Merck 11th Edition
Psychoactive	1	R.J. Hixtable (Huxtable, R.J. (as T. Max). 1992. This and That:The Essential Pharmacology of Herbs and Spices. Tips 13:15-20 Huxtable, R.J. 1992b. The Myth of Benficent Nature. The Risk of Herbal Preparations. Anns. Intern. Med. 117(2):165-6; Huxtable, R.
Renotoxic	1	Merck 11th Edition
Sedative	6	Leung, A. Y. and Foster, S. 1995. Encyclopedia of Common Natural Ingredients 2nd Ed. John Wiley & Sons, New York. 649 pp.
Spermicide	1	Malini, T. and Vanithakumari, G. 1989. Rat Toxicity Studies With B-Sitosterol. Journal of Ethnopharmacology, 28: 221-234, 1990.
Sweetener	3	Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp.
Tranquilizer	1	HerbalGram No. 24, page 37.
Triglycerigenic	1	Pizzorno, J.E. and Murray, M.T. 1985. A Textbook of Natural Medicine. John Bastyr College Publications, Seattle, Washington (Looseleaf).
Tyrosinase-Inhibitor	3	Duke, 1992 *
Ubiquiot	1	Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp.
Ulcerogenic	1	Duke, 1992 *