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. Portulaca oleracea

Portulaca oleracea (Portulacaceae)

Common Names
Purslane; Verdolaga
How this plant is used
Food
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
THIAMIN 31 Herb 1.0 10.0 -1.00 *
THREONINE 4 Herb 470.0 9400.0 -1.00 *
TOCOPHEROL 93 Plant 82.0 2309.0 *
TRYPTOPHAN 29 Herb 160.0 3400.0 -1.00 *
TYROSINE 8 Herb 220.0 4400.0 -1.00 *
UREA 0 Plant Leung, A. Y. and Foster, S. 1995. Encyclopedia of Common Natural Ingredients 2nd Ed. John Wiley & Sons, New York. 649 pp.
VALINE 3 Herb 660.0 13200.0 -1.00 *
VIT-B-6 0 Plant *
WATER 0 Herb 912000.0 950000.0 0.65 *
ZINC 77 Shoot 3.0 60.0 -0.68 Laferriere, J.E., 1988, Nutricomp Program, Nutricomp Database; reviewed in J. Ethnobiology 9(1):27-29.
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
5-Alpha-Reductase-Inhibitor 6 *
5-HETE-Inhibitor 2 *
Acaricide 1 *
Acarifuge 1 *
ACE-Inhibitor 2 *
Acetylcholinergic 1 *
Acidulant 1 Aloe Research Council - Duke writeup of non-peer reviewd book by Coats and draft by Henry
Adjuvant 1 Merck 11th Edition
Adrenergic 1 *
Aggregant 1 Pizzorno, J.E. and Murray, M.T. 1985. A Textbook of Natural Medicine. John Bastyr College Publications, Seattle, Washington (Looseleaf).
Aldose-Reductase-Inhibitor 2 Ichikawa, K., et al. 1991. Isolation and Structure Determination of Aldose Reductase Inhibitors from Traditional Thai Medicine, and Syntheses of Their Derivatives. Sankyo Kenkyusho Nempo, 43: 99-110.
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 1 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 7 *
Alpha-Amylase-Inhibitor 1 *
Alpha-Reductase-Inhibitor 1 *
Analgesic 7 *
Androgenic 1 *
Androgenic? 1 Pizzorno, J.E. and Murray, M.T. 1985. A Textbook of Natural Medicine. John Bastyr College Publications, Seattle, Washington (Looseleaf).
Anemiagenic 1 *