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

Plant Lactuca sativa (Asteraceae)

Common Names
Lettuce
How this plant is used
Food

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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
ALANINE 3 Leaf 560.0 9333.0 -0.76 *
ALPHA-LACTUCEROL 0 Plant *
ALPHA-LINOLENIC-ACID 15 Leaf 1130.0 18833.0 2.15 *
ALPHA-TOCOPHEROL 32 Fruit 6.0 139.0 1.02 *
ALUMINUM 5 Leaf 3.0 126.0 -0.65 *
ARGININE 14 Leaf 710.0 11833.0 -0.51 *
ARSENIC 2 Leaf 0.0 0.6 2.33 *
ASCORBIC-ACID 112 Leaf 180.0 3000.0 -0.17 *
ASH 0 Leaf 7700.0 290000.0 3.02 *
ASPARTIC-ACID 3 Leaf 1420.0 23667.0 -0.21 *
BARIUM 0 Leaf 0.1 145.0 -0.65 *
BETA-CAROTENE 53 Leaf 11.0 190.0 -0.31 *
BETA-LACTUCEROL 0 Plant *
BORON 4 Leaf 0.9 87.0 0.70 *
BROMINE 0 Leaf *
CADMIUM 3 Leaf 0.0 4.0 0.69 *
CAFFEIC-ACID 102 Plant *
CALCIUM 28 Leaf 360.0 19140.0 0.05 *
CAMPESTEROL 2 Seed *
CAOUTCHOUC 0 Latex Exudate 400.0 1400.0 -1.17 *
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
11B-HSD-Inhibitor 2 (View) *
5-Alpha-Reductase-Inhibitor 6 (View) *
5-Lipoxygenase-Inhibitor 2 (View) *
Acaricide 1 (View) *
Acarifuge 1 (View) *
ACE-Inhibitor 1 (View) *
Acidulant 1 (View) Aloe Research Council - Duke writeup of non-peer reviewd book by Coats and draft by Henry
Adjuvant 1 (View) Merck 11th Edition
Aldehyde-Oxidase-Inhibitor 1 (View) *
Aldose-Reductase-Inhibitor 6 (View) 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 (View) 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 (View) 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 (View) *
Alpha-Amylase-Inhibitor 1 (View) *
Alpha-Reductase-Inhibitor 1 (View) *
Amphiglycemic? 1 (View) Davies, S., and Stewart, A. 1990. Nutritional Medicine. Avon Books, New York. 509pp.
Analgesic 10 (View) *
Androgenic 1 (View) *
Androgenic? 1 (View) Pizzorno, J.E. and Murray, M.T. 1985. A Textbook of Natural Medicine. John Bastyr College Publications, Seattle, Washington (Looseleaf).
Anemiagenic 2 (View) *