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Dr. Duke's Phytochemical and Ethnobotanical Databases
U.S. Department of Agriculture

Plant Hypericum perforatum (Clusiaceae)

Common Names
Common St. Johnswort, Hypericum, Klamath Weed, St. John's-wort, Goatweed
How this plant is used
Medicinal

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View the list of ubiquitous chemicals
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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
(+)-CATECHIN 30 Plant *
(+)-EPICATECHIN 0 Plant Williamson, E. M. and Evans, F. J., Potter's New Cyclopaedia of Botanical Drugs and Preparations, Revised Ed., Saffron Walden, the C. W. Daniel Co., Ltd., Essex UK, 362 pp, 1988, reprint 1989.
(-)-EPICATECHIN 38 Plant Williamson, E. M. and Evans, F. J., Potter's New Cyclopaedia of Botanical Drugs and Preparations, Revised Ed., Saffron Walden, the C. W. Daniel Co., Ltd., Essex UK, 362 pp, 1988, reprint 1989.
(E)-BETA-FARNESENE 0 Plant 0.5 9.0 -0.70 *
(E)-OCIMENE 0 Plant 0.1 2.3 *
(Z)-OCIMENE 0 Plant 0.3 4.5 *
1(3)-11(8)-BIAPIGENIN 0 Flower *
1(3)-11(8)-BIAPIGENIN 0 Shoot 72.5 *
1,3,6,7-TETRAHYDROXYXANTHONE 1 Leaf *
1,3,6,7-TETRAHYDROXYXANTHONE 1 Plant *
2,2-DIMETHYL-7-ISOBUTYL-2H,5H-PYRANO-(4,3-B)-PYRAN-5-ONE 0 Plant 1.5 27.0 *
2,2-DIMETHYL-7-SEC-BUTYL-2H,5H-PYRANO-(4,3-B)-PYRAN-5-ONE 0 Plant 1.0 18.0 *
2-METHYL-BUTENOL 0 Plant *
2-METHYL-DECANE 0 Fruit Essent. Oil *
2-METHYL-DECANE 0 Leaf Essent. Oil *
2-METHYL-DECANE 0 Shoot *
2-METHYL-OCTANE 0 Fruit Essent. Oil *
2-METHYL-OCTANE 0 Leaf Essent. Oil *
2-METHYL-OCTANE 0 Shoot *
5-METHYLHEPTAN-2,4-DIONE 0 Plant 0.3 4.5 *
View the list of ubiquitous chemicals
Download these results as:
CSV
XLSX
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
Anticystitic 1 (View) *
Anticytomegalic 1 (View) *
Anticytotoxic 1 (View) *
Antidecubitic 2 (View) Martindale's 28th
Antidementia 3 (View) *
Antidepressant 6 (View) Werbach, M. 1993. Healing with Food. Harper Collins, New York, 443 pp.
Antidermatic 1 (View) Bisset, N.G., ed. 1994. Herbal Drugs and Phytopharmaceuticals. CRC Press. Boca Raton, FL. 566 pp.
Antidermatitic 6 (View) *
Antidiabetic 10 (View) *
Antidiarrheic 1 (View) Merck 11th Edition
Antidote (Aluminum) 1 (View) Economic & Medicinal Plant Research, 6: 189.
Antidote (Ammonia) 1 (View) Martindale's 29th
Antidote (Cadmium) 1 (View) Davies, S., and Stewart, A. 1990. Nutritional Medicine. Avon Books, New York. 509pp.
Antidote (Lead) 1 (View) Davies, S., and Stewart, A. 1990. Nutritional Medicine. Avon Books, New York. 509pp.
Antidote (Paraquat) 1 (View) Martindale's 28th
Antidote (pesticides) 1 (View) Davies, S., and Stewart, A. 1990. Nutritional Medicine. Avon Books, New York. 509pp.
Antidyskinetic 1 (View) Martindale's 28th
Antidysmenorrheic 1 (View) *
AntiEBV 5 (View) Economic & Medicinal Plant Research, 6: 189.
Antieczemic 1 (View) Werbach, M. 1993. Healing with Food. Harper Collins, New York, 443 pp.