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
HUMULENE	2	Essential Oil	not available	not available	not available	Duke, 1992 *
HUMULENE	2	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.
HYPERESIN-1	0	Plant	not available	not available	not available	Duke, 1992 *
HYPERESIN-2	0	Plant	not available	not available	not available	Duke, 1992 *
HYPERFORIN	7	Flower	not available	27930.0	not available	Duke, 1992 *
HYPERFORIN	7	Fruit	not available	not available	not available	Duke, 1992 *
HYPERFORIN	7	Leaf	not available	not available	not available	Duke, 1992 *
HYPERFORIN	7	Plant	20000.0	45000.0	not available	Duke, 1992 *
HYPERFORIN	7	Shoot	not available	not available	not available	Duke, 1992 *
HYPERICIN	26	Cotyledon	not available	14.5	not available	Duke, 1992 *
HYPERICIN	26	Essential Oil	not available	2200.0	not available	Duke, 1992 *
HYPERICIN	26	Flower	860.0	18000.0	not available	Duke, 1992 *
HYPERICIN	26	Flower Essent. Oil	5.0	19.0	not available	Duke, 1992 *
HYPERICIN	26	Fruit	not available	730.0	not available	Duke, 1992 *
HYPERICIN	26	Leaf	190.0	1950.0	not available	Duke, 1992 *
HYPERICIN	26	Plant	5000.0	7000.0	not available	Leung, A. Y. and Foster, S. 1995. Encyclopedia of Common Natural Ingredients 2nd Ed. John Wiley & Sons, New York. 649 pp.
HYPERICIN	26	Shoot	390.0	1780.0	not available	Duke, 1992 *
HYPERICIN	26	Stem	40.0	210.0	not available	Duke, 1992 *
HYPERICINS	0	Plant	95.0	4660.0	not available	Duke, 1992 *
HYPERICODIHYDROANTHRONE	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.

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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
Antithrombic	2	Duke, 1992 *
Antithrombogenic	2	Duke, 1992 *
Antithyroid	3	Jim Duke's personal files.
Antithyrotoxic	1	Davies, S., and Stewart, A. 1990. Nutritional Medicine. Avon Books, New York. 509pp.
Antitinnitic	1	Duke, 1992 *
Antitrypanosomic	2	Planta Medica, 57: A44, 1991.
Antitubercular	1	Duke, 1992 *
Antitumor	20	Zheng, G-Q., Kenney, P.M., and Lam, L.K.T. Sesquiterpenes From Clove (Eugenia caryophyllata) As Potential Anticarcinogenic Agents. Journal of Natural Products 55(7): 999-1003, 1992.
Antitumor (Bladder)	1	Duke, 1992 *
Antitumor (brain)	1	Chiang, L. C., Chiang, W., Chang, M. Y., Ng, L. T., Lin, C. C. 2003. Antileukemic activity of selected natural products in Taiwan. Am J Chin Med, 31(1):37-46.
Antitumor (Breast)	5	Duke, 1992 *
Antitumor (Cervix)	2	Duke, 1992 *
Antitumor (CNS)	1	Duke, 1992 *
Antitumor (Colon)	9	Duke, 1992 *
Antitumor (Forestomach)	2	Duke, 1992 *
Antitumor (Gastric)	1	Duke, 1992 *
Antitumor (Kidney)	1	Chiang, L. C., Chiang, W., Chang, M. Y., Ng, L. T., Lin, C. C. 2003. Antileukemic activity of selected natural products in Taiwan. Am J Chin Med, 31(1):37-46.
Antitumor (Liver)	2	Duke, 1992 *
Antitumor (Lung)	5	Duke, 1992 *
Antitumor (Ovary)	2	Duke, 1992 *