Plant Lactuca sativa (Asteraceae) | Dr. Duke's Phytochemical and Ethnobotanical Databases

Common Names

Lettuce

How this plant is used

Food

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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
PROTEIN	0	Leaf	13000.0	216667.0	0.05	Duke, 1992 *
PUFA	4	Leaf	1590.0	26500.0	0.95	Duke, 1992 *
QUERCETIN	176	Plant	not available	not available	not available	Duke, 1992 *
SELENIUM	60	Leaf	0.0	0.1	-0.38	Duke, 1992 *
SERINE	1	Leaf	390.0	6500.0	-0.96	Duke, 1992 *
SFA	0	Leaf	390.0	6500.0	-0.36	Duke, 1992 *
SILICON	4	Leaf	10.0	800.0	1.97	Duke, 1992 *
SILVER	3	Leaf	0.0	0.6	1.33	Duke, 1992 *
SITOSTEROL	0	Seed	not available	not available	not available	Duke, 1992 *
SODIUM	1	Leaf	28.0	18560.0	2.65	Duke, 1992 *
STEARIC-ACID	8	Leaf	40.0	667.0	-0.19	Duke, 1992 *
STIGMAST-7-EN-3-BETA-OL	0	Seed	not available	not available	not available	Duke, 1992 *
STIGMASTEROL	12	Seed	not available	not available	not available	Duke, 1992 *
STRONTIUM	0	Shoot	2.0	580.0	0.21	Duke, 1992 *
SUGAR	0	Leaf	not available	65000.0	1.00	Duke, 1992 *
SULFUR	14	Shoot	29.0	3800.0	1.71	Duke, 1992 *
TARAXASTEROL	2	Plant	not available	not available	not available	Duke, 1992 *
THIAMIN	31	Leaf	0.5	8.3	0.00	Duke, 1992 *
THREONINE	4	Leaf	590.0	9833.0	0.01	Duke, 1992 *
TITANIUM	0	Leaf	0.1	870.0	3.03	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
11B-HSD-Inhibitor	2	Duke, 1992 *
5-Alpha-Reductase-Inhibitor	6	Duke, 1992 *
5-Lipoxygenase-Inhibitor	2	Duke, 1992 *
Acaricide	1	Duke, 1992 *
Acarifuge	1	Duke, 1992 *
ACE-Inhibitor	1	Duke, 1992 *
Acidulant	1	Aloe Research Council - Duke writeup of non-peer reviewd book by Coats and draft by Henry
Adjuvant	1	Merck 11th Edition
Aldehyde-Oxidase-Inhibitor	1	Duke, 1992 *
Aldose-Reductase-Inhibitor	6	Shin*, K.H., Chung, M.S., Chae, Y.J., Yoon, K.Y., Cho, T.S. 1992. A survey for aldose reductase inhibition of herbal medicines. Fitoterapia 64(2): 130, 1993.
Allelochemic	1	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	2	Holappa, L.D., and Blum*, U. 1991. Effects of Exogenously Applied Ferulic Acid, a Potential Allelopathic Compound, on Leaf Growth, Water Utilization, and Endogenous Abscisic Acid Levels of Tomato, Cucumber, and Bean. J. of Chemical Ecology, 17(5): 865.
Allergenic	8	Duke, 1992 *
Alpha-Amylase-Inhibitor	1	Duke, 1992 *
Alpha-Reductase-Inhibitor	1	Duke, 1992 *
Amphiglycemic?	1	Davies, S., and Stewart, A. 1990. Nutritional Medicine. Avon Books, New York. 509pp.
Analgesic	10	Duke, 1992 *
Androgenic	1	Duke, 1992 *
Androgenic?	1	Pizzorno, J.E. and Murray, M.T. 1985. A Textbook of Natural Medicine. John Bastyr College Publications, Seattle, Washington (Looseleaf).
Anemiagenic	2	Duke, 1992 *