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
LYSINE 4 Root not available 5450.0 1.57 Taylor, Leslie. 2005. The Healing Power of Rainforest Herbs. SquareOne Publisher, Garden City Park, NY. 519 pp.
M-HYDROXYBENZYL-GLUCOSINOLATE 0 Root not available not available not available Duke, 1992 *
M-METHOXY-GLUCOTROPAEOLIN 0 Root not available 3600.0 not available Duke, 1992 *
MACAENE 0 Root not available not available not available Duke, 1992 *
MACAMIDE 0 Root not available not available not available Duke, 1992 *
MALIC-ACID 15 Root not available not available not available Duke, 1992 *
MANGANESE 14 Root not available 8.0 -0.45 Taylor, Leslie. 2005. The Healing Power of Rainforest Herbs. SquareOne Publisher, Garden City Park, NY. 519 pp.
METHIONINE 15 Root not available 2800.0 2.98 Taylor, Leslie. 2005. The Healing Power of Rainforest Herbs. SquareOne Publisher, Garden City Park, NY. 519 pp.
NIACIN 39 Root not available 56.0 0.17 Taylor, Leslie. 2005. The Healing Power of Rainforest Herbs. SquareOne Publisher, Garden City Park, NY. 519 pp.
OLEIC-ACID 18 Root not available 3.0 -0.70 Duke, 1992 *
P-HYDROXYBENZYL-GLUCOSINOLATE 0 Root not available not available not available Duke, 1992 *
P-METHOXYBENZYL-GLUCOSINOLATE 0 Root not available not available not available Duke, 1992 *
P-METHOXYBENZYL-GLUCOSINOLATE 0 Seed not available not available not available Duke, 1992 *
P-METHOXYBENZYL-ISOTHIOCYANATE 0 Root not available not available not available Taylor, Leslie. 2005. The Healing Power of Rainforest Herbs. SquareOne Publisher, Garden City Park, NY. 519 pp.
PALMITIC-ACID 13 Root not available 5.0 -0.40 Duke, 1992 *
PENT-4-ENYL-GLUCOSINOLATE 0 Root not available not available not available Duke, 1992 *
PHENYLALANINE 7 Root not available 5530.0 2.37 Taylor, Leslie. 2005. The Healing Power of Rainforest Herbs. SquareOne Publisher, Garden City Park, NY. 519 pp.
PHOSPHORUS 4 Root not available 1830.0 -0.30 Duke, 1992 *
PHYTOSTEROLS 2 Root 500.0 1000.0 0.24 Duke, 1992 *
POTASSIUM 14 Root 20000.0 20500.0 0.35 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
Uricosuric 2 Davies, S., and Stewart, A. 1990. Nutritional Medicine. Avon Books, New York. 509pp.
Urinary-Acidulant 1 Martindale's 29th
Urine-Acidifier 1 Martindale's 28th
Urine-Deodorant 1 Martindale's 29th
Vasodilator 6 Martindale's 29th
Vulnerary 3 Pizzorno, J.E. and Murray, M.T. 1985. A Textbook of Natural Medicine. John Bastyr College Publications, Seattle, Washington (Looseleaf).
Xanthine-Oxidase-Inhibitor 1 Duke, 1992 *