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 Harpagophytum procumbens (Pedaliaceae)

Common Names
Devil's Claw; Grapple Plant
How this plant is used
Medicinal
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
PHOSPHORUS 4 Root 134.0 707.0 -0.49 Duke, 1992 *
POTASSIUM 14 Root 1883.0 9910.0 -0.43 Duke, 1992 *
PROCUMBIDE 0 Root 60.0 210.0 not available Duke, 1992 *
PROCUMBIDE 0 Tuber not available not available not available Duke, 1992 *
PROCUMBIDE-6'-O-P-COUMAROYL-ESTER 0 Root not available not available not available Bisset, N.G., ed. 1994. Herbal Drugs and Phytopharmaceuticals. CRC Press. Boca Raton, FL. 566 pp.
PROCUMBOSIDE 0 Plant not available not available not available Newall, C. A., Anderson, L. A. and Phillipson, J. D. 1996. Herbal Medicine - A Guide for Health-care Professionals. The Pharmaceutical Press, London. 296pp.
PROCUMBOSIDE 0 Root not available 28.0 not available Duke, 1992 *
PROLINE 0 Root not available not available not available Duke, 1992 *
PROTEIN 0 Root 19380.0 102000.0 -0.18 Duke, 1992 *
RAFFINOSE 1 Root 3000.0 24000.0 -0.81 Duke, 1992 *
RAFFINOSE 1 Tuber not available not available not available Duke, 1992 *
RIBOFLAVIN 15 Root not available not available not available Duke, 1992 *
SELENIUM 60 Root 0.3 1.5 -0.26 Duke, 1992 *
SERINE 1 Root not available 450.0 -1.64 Duke, 1992 *
SILICON 4 Root 0.8 4.3 -0.32 Duke, 1992 *
SODIUM 1 Root 136.0 718.0 -0.18 Duke, 1992 *
SQUALENE 10 Tuber not available not available not available Duke, 1992 *
STACHYOSE 1 Root 6000.0 460000.0 0.32 Duke, 1992 *
STACHYOSE 1 Tuber not available not available not available Duke, 1992 *
STEARIC-ACID 8 Tuber 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
Litholytic 1 Duke, 1992 *
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 Duke, 1992 *
MAO-Inhibitor 1 Duke, 1992 *
MAPK-Inhibitor 1 Duke, 1992 *
Memorigenic 1 Duke, 1992 *
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 Duke, 1992 *
Metastatic 1 Science News, 146: 421.
MMP-9-Inhibitor 2 Duke, 1992 *
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 Duke, 1992 *
Myorelaxant 2 Werbach, M. 1993. Healing with Food. Harper Collins, New York, 443 pp.
Natriuretic 1 Duke, 1992 *
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 Duke, 1992 *