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.

Plant Camellia sinensis (Theaceae)

Common Names
Tea
How this plant is used
Food
View the list of ubiquitous chemicals
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
DEGALLOYL-THEAFLAVONIN 0 Leaf not available 17.5 not available Duke, 1992 *
DEGALLOYL-THEASINENSIN-F 0 Leaf 1.0 2.0 not available Jim Duke's personal files.
DEHYDROVOMIFOLIOL 0 Leaf not available not available not available Duke, 1992 *
DEHYDROVOMIFOLIOL 0 Leaf Essent. Oil not available not available not available Duke, 1992 *
DELTA-7-STIGMASTENOL 0 Leaf not available not available not available Chemical Constituents of Oriental Herbs (3 diff. books)
DELTA-CADINENE 9 Leaf not available not available not available Duke, 1992 *
DEXTRIN 0 Leaf not available not available not available Duke, 1992 *
DIHYDROACTINIDIOLIDE 0 Leaf not available not available not available Duke, 1992 *
DIHYDROACTINIDIOLIDE 0 Leaf Essent. Oil not available not available not available Duke, 1992 *
DIHYDROKAEMPFEROL 0 Shoot not available not available not available Jim Duke's personal files.
DIMETHYL-SULFIDE 2 Leaf 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.
DIMETHYLXANTHINE 0 Leaf not available not available not available Leung, A.Y., Encyclopedia of Common Natural Ingredients Used in Food, Drugs, and Cosmetics, John Wiley & Sons, New York, 1980.
DIPHENYLAMINE 3 Leaf 130.0 11700.0 not available Duke, 1992 *
EO 0 Leaf 30.0 10000.0 -0.14 Duke, 1992 *
EPIAFZELECHIN 1 Leaf not available 6.0 not available Duke, 1992 *
EPIAFZELECHIN-3-O-GALLATE 0 Leaf 37.0 500.0 not available Duke, 1992 *
EPIAFZELECHIN-3-O-GALLATE-(4-BETA-6)-EPIGALLOCATECHIN-3-O-GALLATE 0 Leaf 5.6 11.0 not available Duke, 1992 *
EPIAFZELECHIN-3-O-GALLATE-(4-BETA-6)-EPIGALLOCATECHIN-3-O-GALLATE 0 Plant not available not available not available Duke, 1992 *
EPICATECHIN 40 Leaf 149.0 21250.0 1.00 Duke, 1992 *
EPICATECHIN-(4-BETA-8)EPIGALLOCATECHIN-3-O-GALLATE 0 Leaf not available 20.8 not available Duke, 1992 *
View the list of ubiquitous chemicals
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
(+)-Inotropic 2 Bruneton, J. 1999. Pharmacognosy, Phytochemistry, Medicinal Plants. 2nd Ed. Lavoisier Publishing, Paris. 1119 pp.
11B-HSD-Inhibitor 4 Duke, 1992 *
5-Alpha-Reductase-Inhibitor 4 Duke, 1992 *
5-HT-Inhibitor 1 Duke, 1992 *
5-Lipoxygenase-Inhibitor 3 Duke, 1992 *
Abortifacient 1 Singla*, A.K. Pathak, K. 1989. Phytoconstituents of Euphorbia species. Fitoterapia 61(6): 483-508, 1990.
Absorbent 1 Martindale's 29th
Acaricide 6 Duke, 1992 *
Acarifuge 1 Duke, 1992 *
ACE-Inhibitor 18 Duke, 1992 *
Acetyl-CoA-Carboxylase-Inhibitor 2 McKenna, D. J., Hughes, K., and Jones, K. 2000. Green Tea Monograph. Alternative Therapies, 6(3): 61-82.
AChE-Inhibitor 1 Grundy, D. L. and Still, C. C., Inhibition of acetylcholinesterases by pulegone-1,2-epoxide, Oest. Biochem. & Physiol., 23, 1985, 383-8.
Acidulant 2 Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp.
Addictive 1 Science News, 145: 294.
Adenosine-Antagonist 1 McKenna, D. J., Hughes, K., and Jones, K. 2000. Green Tea Monograph. Alternative Therapies, 6(3): 61-82.
Adjuvant 1 Merck 11th Edition
Aldehyde-Oxidase-Inhibitor 2 Duke, 1992 *
Aldose-Reductase-Inhibitor 24 Duke, 1992 *
Allelochemic 12 Lydon, J. & Duke, S., The potential of pesticides from plants, pp. 1-41 in Craker, L. & Simon, J., eds, Herbs, Spices & Medicinal Plants: Recent Advances in Botany, Horticulture, & Pharmacology, v. 4, Oryx Press, Phoenix, 1989, 267pp.
Allelopathic 1 Wright,C.W.(Ed)2002.Medicinal&Aromatic Plants-Industrial Profiles.Artemisia.344pp.Maffei,M.(Ed)2002.Vetiveria.The Genus Vetiveria.Taylor&Francis.NY,NY.191pp.Southwell,I.,Lowe,R.(Eds)1999.Tea Tree.The Genus Melaleuca.Harwood Acad.Pub.Amsterdam,Netherlands.