Plant Hypericum perforatum (Clusiaceae) | Dr. Duke's Phytochemical and Ethnobotanical Databases

Common Names

Common St. Johnswort; Hypericum; Klamath Weed; St. John's-wort; Goatweed

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
PSEUDOHYPERICIN	2	Leaf	not available	not available	not available	Duke, 1992 *
PSEUDOHYPERICIN	2	Plant	not available	not available	not available	Duke, 1992 *
PSEUDOHYPERICIN	2	Shoot	not available	40.0	not available	Duke, 1992 *
PSEUDOHYPERICODIHYDROANTHRONE	0	Plant	not available	not available	not available	Watt, J.M. and Breyer-Brandwijk, M.G. 1962. The Medicinal and Poisonous Plants of Southern and Eastern Africa. E. & S. Livingstone, Ltd. Edinburg & London. 1457 pp.
PYROGALLOL	23	Plant	not available	not available	not available	Duke, 1992 *
QUERCETIN	176	Flower	not available	1000.0	0.94	Duke, 1992 *
QUERCETIN	176	Leaf	not available	not available	not available	Duke, 1992 *
QUERCETIN	176	Plant	not available	20000.0	1.00	Duke, 1992 *
QUERCETIN	176	Shoot	not available	not available	not available	Duke, 1992 *
QUERCETIN	176	Stem	not available	not available	not available	Duke, 1992 *
QUERCETIN-3-O-GLUCURONIDE	0	Plant	not available	not available	not available	Duke, 1992 *
QUERCETIN-3-O-GLUCURONIDE	0	Shoot	not available	not available	not available	Duke, 1992 *
QUERCETIN-3-O-XYLOSIDE	0	Plant	not available	not available	not available	Duke, 1992 *
QUERCETIN-3-O-XYLOSIDE	0	Shoot	not available	not available	not available	Duke, 1992 *
QUERCITRIN	44	Flower	not available	3380.0	not available	Duke, 1992 *
QUERCITRIN	44	Leaf	not available	not available	not available	Duke, 1992 *
QUERCITRIN	44	Plant	not available	not available	not available	Duke, 1992 *
QUERCITRIN	44	Shoot	3000.0	5240.0	-1.00	Duke, 1992 *
RESORCYNOL	0	Plant	not available	not available	not available	Duke, 1992 *
RHODAN	0	Plant	not available	not available	not available	Leung, A. Y. and Foster, S. 1995. Encyclopedia of Common Natural Ingredients 2nd Ed. John Wiley & Sons, New York. 649 pp.

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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
Antimelanogenic	2	Duke, 1992 *
Antimelanomic	4	Duke, 1992 *
Antimenopausal	1	Duke, 1992 *
Antimenorrhagic	1	Pizzorno, J.E. and Murray, M.T. 1985. A Textbook of Natural Medicine. John Bastyr College Publications, Seattle, Washington (Looseleaf).
Antimetastatic	3	Duke, 1992 *
Antimetastatic (Stomach)	1	Duke, 1992 *
Antimigraine	1	Martindale's 29th
Antimite	1	Duke, 1992 *
Antimitotic	2	Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp.
AntiMRSA	1	Duke, 1992 *
AntiMS	1	Martindale's 29th
Antimutagenic	29	Phenolic Compounds in Food and Their Effects on Health. Antioxidants & Cancer Prevention. Huang, M.T., Ho, C.T. and Lee, C.Y. eds. 1992. ACS Symposium Series 507.ACS, Washington 402 pp.
Antimyocarditic	1	Economic & Medicinal Plant Research, 5: 199.
Antineoplastic	1	Duke, 1992 *
Antinephritic	2	Martindale's 29th
Antineuramidase	1	Duke, 1992 *
Antinitrosaminic	8	Ki Soon Rhee. Oilseed Food Ingredients Used To Minimize Oxidative Flavor Deterioration in Meat Products. Phenolic Compounds in Food and Their Effects on Health, Ch.18.
Antinitrosic	1	Martindale's 28th
Antinociceptive	9	Rao, V.S.N., Menezes, A.M.S., Viana, G.S.B. 1990. Effect of myrcene on nociception in mice. J. Pharm. Pharmacol. 42: 877-878, 1990.
Antinyctalopic	1	Joseph, J., Nadeau, D. and Underwood, A. 2001. The Color Code. Hyperion, NY.