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. Lepidium meyenii

Lepidium meyenii (Brassicaceae)

Common Names
Maca; Peruvian Ginseng

Select a Results View:

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
WATER 0 Root 153000.0 -4.03 *
ZINC 77 Root 38.0 0.61 Taylor, Leslie. 2005. The Healing Power of Rainforest Herbs. SquareOne Publisher, Garden City Park, NY. 519 pp.
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
Propecic 3 *
Protisticide 1 *
Psychotropic 1 Uchida, U., Ohta, H., Niwa, M., Mori, A., Nonaka, G-i., Nishioka, I., and Zaki, M. 1989. Prolongation of Life Span of Stroke-Prone Spontaneously Hypertensive Rats (SHRSP) Ingesting Persimmon Tannin. Chem. Pharm. Bull. 38(4): 1049-1052, 1990.
Quinone-Reductase-Inducer 3 Tawfig,N. Heaney,R.K.,Plumb,J.A.,Fenwick,G.R.,Musk,S.R.R.,Williamson,G.1995. Dietary Glucosinolates as Blocking Agents Against Carcinogenesis: Glucosinolate Breakdown Products Assessed Induction of Quinone Reductase Activity I.Carcinogenesis 16(5)119-1194
Roborant 1 Merck 11th Edition
Schizophrenigenic 1 Davies, S., and Stewart, A. 1990. Nutritional Medicine. Avon Books, New York. 509pp.
Sedative 3 Pizzorno, J.E. and Murray, M.T. 1985. A Textbook of Natural Medicine. John Bastyr College Publications, Seattle, Washington (Looseleaf).
Serotoninergic 2 Pizzorno, J.E. and Murray, M.T. 1985. A Textbook of Natural Medicine. John Bastyr College Publications, Seattle, Washington (Looseleaf).
Sialogogue 1 Martindale's 29th
Soap 1 Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp.
Spermicide 1 Malini, T. and Vanithakumari, G. 1989. Rat Toxicity Studies With B-Sitosterol. Journal of Ethnopharmacology, 28: 221-234, 1990.
Spermigenic 2 Werbach, M. 1993. Healing with Food. Harper Collins, New York, 443 pp.
Testosteronigenic 1 Werbach, M. 1993. Healing with Food. Harper Collins, New York, 443 pp.
Thyrotropic 1 Davies, S., and Stewart, A. 1990. Nutritional Medicine. Avon Books, New York. 509pp.
Tranquilizer 1 *
Tremorigenic 1 Martindale's 28th
Trichomonicide 1 Martindale's 29th
Tumor-Promoter 1 J. Agri. & Food Chemistry, 36: 1079.
Ubiquiot 1 Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp.
Ulcerogenic 1 *