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. Harpagophytum procumbens

Harpagophytum procumbens (Pedaliaceae)

Common Names
Devil's Claw; Grapple Plant
How this plant is used
Medicinal
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
2-METHOXY-BENZYL ALCOHOL 0 Tuber *
3-BETA-ACETYL-OLEANOLIC ACID 0 Root *
4-METHOXY-BENZYL ALCOHOL 0 Tuber *
6'-O-(P-COUMAROYL)-PROCUMBIDE 0 Plant Newall, C. A., Anderson, L. A. and Phillipson, J. D. 1996. Herbal Medicine - A Guide for Health-care Professionals. The Pharmaceutical Press, London. 296pp.
6'-O-(P-COUMAROYL)-PROCUMBIDE 0 Root 31.3 *
8-O(P-COUMAROYL)-HARPAGIDE 0 Plant Newall, C. A., Anderson, L. A. and Phillipson, J. D. 1996. Herbal Medicine - A Guide for Health-care Professionals. The Pharmaceutical Press, London. 296pp.
8-O(P-COUMAROYL)-HARPAGIDE 0 Root 184.0 *
8-P-COUMAROYL-HARPAGIDE 0 Tuber *
ACETOSIDE 1 Root Abstract (See species file)
ALANINE 3 Root 60.0 -1.67 *
ALUMINUM 5 Root 178.0 939.0 0.19 *
ARGININE 14 Root 840.0 -0.50 *
ASCORBIC-ACID 112 Root *
ASH 0 Root 13490.0 71000.0 0.10 *
ASPARTIC-ACID 3 Root 160.0 -1.27 *
BETA-(3'-4'-DIHYDROXY-PHENYL)-ETHYL-O-ALPHA-L-RHAMNOPYRANOSYL(1-3)BETA-D-GLUCOPYRANOSIDE 0 Root *
BETA-CAROTENE 53 Root *
BETA-SITOSTEROL 47 Tuber *
BIOSIDE 0 Root Abstract (See species file)
CAFFEIC-ACID 102 Root *
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
Litholytic 1 *
Lubricant 2 Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp.
Lyase-Inhibitor 1 *
MAO-Inhibitor 1 *
MAPK-Inhibitor 1 *
Memorigenic 1 *
Memory-Enhancer 1 Science News, 138: 189, 1990.
Metal-Chelator 2 McEvily, A.J., Iyengar, R., and Gross, A.T. Inhibition of Polyphenol Oxidase by Phenolic Compounds. Phenolic Compounds in Food and Their Effects on Health, Ch.25.
Metalloproteinase-Inhibitor 1 *
Metastatic 1 Science News, 146: 421.
MMP-9-Inhibitor 2 *
Monoamine-Precursor 1 Pizzorno, J.E. and Murray, M.T. 1985. A Textbook of Natural Medicine. John Bastyr College Publications, Seattle, Washington (Looseleaf).
Mucogenic 2 Pizzorno, J.E. and Murray, M.T. 1985. A Textbook of Natural Medicine. John Bastyr College Publications, Seattle, Washington (Looseleaf).
Mucolytic 1 Martindale's 28th
Mutagenic 1 *
Myorelaxant 2 Werbach, M. 1993. Healing with Food. Harper Collins, New York, 443 pp.
Natriuretic 1 *
Nematicide 2 Nigg, H.N. and Seigler, D.S., eds. 1992. Phytochemical Resources for Medicine and Agriculture. Plenum Press, New York. 445 pp.
Neoplastic 1 CRC Handbook of Medicinal Herbs and/or CRC Handbook of Proximate Analyses
NEP-Inhibitor 1 *