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 Lepidium meyenii (Brassicaceae)

Common Names
Maca; Peruvian Ginseng
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
WATER 0 Root not available 153000.0 -4.03 Duke, 1992 *
ZINC 77 Root not available 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
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 3 Duke, 1992 *
ACE-Inhibitor 1 Duke, 1992 *
Acidulant 1 Aloe Research Council - Duke writeup of non-peer reviewd book by Coats and draft by Henry
Acnegenic 1 Davies, S., and Stewart, A. 1990. Nutritional Medicine. Avon Books, New York. 509pp.
Aldose-Reductase-Inhibitor 1 Challem, J., Berkson, Burt, and Smith, Melissa Dianne. 2000.
Syndrome X - The complete nutritional program to prevent and reservse insulin resistance. John Wiley & Sons, New York. 272 pp. $24.95
Allergenic 2 Werbach, M. 1993. Healing with Food. Harper Collins, New York, 443 pp.
Alpha-Reductase-Inhibitor 1 Duke, 1992 *
Analgesic 4 Duke, 1992 *
Androgenic 1 Duke, 1992 *
Anemiagenic 1 Duke, 1992 *
Angiogenic 1 Duke, 1992 *
Angiotensin-Receptor-Blocker 3 Duke, 1992 *
Anorexic 1 Martindale's 28th
Anthelmintic 1 Duke, 1992 *
Antiacid 1 Martindale's 29th
Antiacne 2 Duke, 1992 *
Antiacrodermatitic 1 Martindale's 29th
Antiacrodynic 1 Duke, 1992 *
AntiADD 1 Martindale's 29th
Antiadenomic 1 Merck 11th Edition