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
ALPHA-TERPINENE	13	Plant	1.0	18.0	-0.47	Duke, 1992 *
ALPHA-TERPINEOL	23	Plant	3.0	54.0	-0.44	Duke, 1992 *
ALPHA-TERPINYL-ACETATE	0	Plant	0.1	1.8	-0.69	Duke, 1992 *
AMENTOFLAVONE	18	Flower	100.0	500.0	not available	Duke, 1992 *
AMENTOFLAVONE	18	Shoot	not available	not available	not available	Duke, 1992 *
AR-CURCUMENE	3	Plant	0.5	9.0	-0.56	Duke, 1992 *
ASCORBIC-ACID	112	Leaf	not available	not available	not available	Duke, 1992 *
ASCORBIC-ACID	112	Plant	not available	1300.0	-0.29	ANON. 1948-1976. The Wealth of India raw materials. Publications and Information Directorate, CSIR, New Delhi. 11 volumes.
ASCORBIC-ACID	112	Seed	not available	395.0	-0.10	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.
ASCORBIC-ACID	112	Shoot	not available	16.5	-0.37	Duke, 1992 *
BETA-AMYRIN	9	Shoot	not available	not available	not available	Duke, 1992 *
BETA-BOURBONENE	0	Plant	0.3	4.5	-0.49	Duke, 1992 *
BETA-CAROTENE	53	Shoot	not available	12.1	-0.67	Duke, 1992 *
BETA-ELEMENE	5	Plant	0.3	4.5	-0.46	Duke, 1992 *
BETA-EUDESMOL	13	Plant	2.0	32.0	-1.40	Duke, 1992 *
BETA-PINENE	13	Fruit Essent. Oil	not available	not available	not available	Duke, 1992 *
BETA-PINENE	13	Leaf Essent. Oil	not available	not available	not available	Duke, 1992 *
BETA-PINENE	13	Plant	335.0	6055.0	6.10	Duke, 1992 *
BETA-PINENE	13	Shoot	not available	not available	not available	Duke, 1992 *
BETA-SELINENE	3	Plant	1.5	27.0	-0.50	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
Neuroinhibitor	1	Duke, 1992 *
Neuroprotective	3	Duke, 1992 *
Neurotoxic	1	Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp.
Neurotransmitter	1	Duke, 1992 *
NF-kB-Inhibitor	2	Duke, 1992 *
Nigrifacient	1	Martindale's 29th
NO-Genic	2	Duke, 1992 *
NO-Inhibitor	6	Duke, 1992 *
NO-Synthase-Inhibitor	1	Duke, 1992 *
Ophthalmic-Antialkali	1	Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp.
Ornithine-Decarboxylase-Inhibitor	6	Hagerman, A.E. Tannin-Protein Interactions. Phenolic Compounds in Food and Their Effects on Health, Ch.19.
Oviposition-Stimulant	2	Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp.
Oxidant	1	Duke, 1992 *
Oxidase-Inhibitor	1	Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp.
Ozone-Scavenger	1	Duke, 1992 *
P450-2B1-Inhibitor	3	Duke, 1992 *
P450-Inducer	3	Father Nature's Farmacy: The aggregate of all these three-letter citations.
P450-Inhibitor	1	Father Nature's Farmacy: The aggregate of all these three-letter citations.
PAF-Inhibitor	2	Duke, 1992 *
Pancreatogenic	2	Duke, 1992 *