An official website of the United States government.

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.

Dr. Duke's Phytochemical and Ethnobotanical Databases
U.S. Department of Agriculture
  1. Home
  2. Hypericum perforatum

Hypericum perforatum (Clusiaceae)

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

Select a Results View:

View the list of ubiquitous chemicals
Download these results as:
CSV
EXCEL
PDF
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
THREONINE 4 Plant *
TRIACONTAN-1-OL 1 Leaf *
TROLLICHROME 0 Flower List, P.H. and Horhammer, L., Hager's Handbuch der Pharmazeutischen Praxis, Vols. 2-6, Springer-Verlag, Berlin, 1969-1979.
UMBELLIFERONE 22 Plant *
UNDECANE 0 Plant 0.3 4.5 1.68 *
VANILLIC-ACID 24 Plant Newall, C. A., Anderson, L. A. and Phillipson, J. D. 1996. Herbal Medicine - A Guide for Health-care Professionals. The Pharmaceutical Press, London. 296pp.
VIOLAXANTHIN 2 Flower List, P.H. and Horhammer, L., Hager's Handbuch der Pharmazeutischen Praxis, Vols. 2-6, Springer-Verlag, Berlin, 1969-1979.
XANTHONES 6 Plant 12.8 *
View the list of ubiquitous chemicals
Download these results as:
CSV
EXCEL
PDF
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
Prooxidant 5 *
Propecic 4 *
Prostaglandigenic 4 *
Prostaglandin-Synthesis-Inhibitor 4 *
Prostaglandin-Synthetase-Inhibitor 1 *
Protein-Kinase-C-Inhibitor 2 Naim, M., Zehavi, U., Nagy, S., and Rouseff, R.L. Hydroxycinnamic Acids as Off-Flavor Precursors in Citrus Fruits and Their Products. Phenolic Compounds in Food and Their Effects on Health, Ch.14.
Protein-Kinase-Inhibitor 1 *
Protisticide 2 Meckes, M., Calzada, F., Tapia-Contreras, A., Cedillo-Rivera, R. 1999. Antiprotozoal Properties of Helianthemum glomeratum. Phytotherapy Research, 13(2): 102-105.
PTK-Inhibitor 2 *
Quinone-Reductase-Inducer 4 *
Radioprotective 1 *
Renoirritant 1 Newall, C. A., Anderson, L. A. and Phillipson, J. D. 1996. Herbal Medicine - A Guide for Health-care Professionals. The Pharmaceutical Press, London. 296pp.
Retinoprotectant Optometry 1 *
Reverse-Transcriptase-Inhibitor 1 McKenna, D. J., Hughes, K., and Jones, K. 2000. Green Tea Monograph. Alternative Therapies, 6(3): 61-82.
Rodenticide 1 *
Secretogogue 1 Newall, C. A., Anderson, L. A. and Phillipson, J. D. 1996. Herbal Medicine - A Guide for Health-care Professionals. The Pharmaceutical Press, London. 296pp.
Sedative 15 Wagner & Wolff, eds. 1977. New Natural Products (RS164. I56. 176)
Soap 1 Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp.
Soporific 1 Aloe Research Council - Duke writeup of non-peer reviewd book by Coats and draft by Henry
Spasmogenic 5 Fitoterapia No.59-1984.