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 Lactuca virosa (Asteraceae)

Common Names
Bitter Lettuce
How this plant is used
Generally Recognized as Safe

Select a Results View:

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
BETA-AMYRIN 9 Plant not available not available not available Duke, 1992 *
BETA-SITOSTEROL 47 Seed not available not available not available Duke, 1992 *
CAOUTCHOUC 0 Plant not available not available not available Duke, 1992 *
CITRIC-ACID 23 Plant not available not available not available Duke, 1992 *
GERMANICOL 0 Plant not available not available not available Duke, 1992 *
HYOSCYAMINE 27 Plant not available not available not available Duke, 1992 *
LACTUCERIN 0 Plant not available not available not available Duke, 1992 *
LACTUCEROLS 0 Plant not available not available not available Duke, 1992 *
LACTUCIC-ACID 0 Plant not available not available not available Duke, 1992 *
LACTUCIN 6 Latex Exudate not available 2000.0 not available Duke, 1992 *
LACTUPICRIN 2 Latex Exudate not available not available not available Duke, 1992 *
MALIC-ACID 15 Plant not available not available not available Duke, 1992 *
MANNITOL 18 Plant not available not available not available Duke, 1992 *
OXALIC-ACID 9 Latex Exudate not available 10000.0 not available Duke, 1992 *
SQUALENE 10 Seed not available not available not available Duke, 1992 *
TARAXASTEROL 2 Plant not available not available not available Duke, 1992 *
TOCOPHEROL 93 Seed not available not available 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
Protein-Kinase-C-Inhibitor 1 Duke, 1992 *
Psychoactive 1 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.
Refrigerant 1 Martindale's 28th
Renotoxic 1 Merck 11th Edition
Sedative 2 Duke, 1992 *
Sialogogue 1 Martindale's 29th
Spermicide 1 Malini, T. and Vanithakumari, G. 1989. Rat Toxicity Studies With B-Sitosterol. Journal of Ethnopharmacology, 28: 221-234, 1990.
Sunscreen 1 Duke, 1992 *
Sweetener 1 Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp.
Tonic 1 Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp.
Toxic 1 Duke, 1992 *
Ubiquiot 1 Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp.
Ulcerogenic 1 Duke, 1992 *
Varroacide 1 Duke, 1992 *
Vasodilator 1 Challem, J., Berkson, Burt, and Smith, Melissa Dianne. 2000.
Syndrome X - The complete nutritional program to prevent and reservse insulin resistance. John Wiley & Sons, New York. 272 pp. $24.95