Chung, F., Rubio, J., Gonzales, C., Gasco, M., and Gonzales, G. F. Dose-response effects of Lepidium meyenii (Maca) aqueous extract on testicular function and weight of different organs in adult rats. J Ethnopharmacol. 4-8-2005;98(1-2):143-147. View abstract.
Cui, B., Zheng, B. L., He, K., and Zheng, Q. Y. Imidazole alkaloids from Lepidium meyenii. J Nat Prod 2003;66(8):1101-1103. View abstract.
Gonzales, C., Rubio, J., Gasco, M., Nieto, J., Yucra, S., and Gonzales, G. F. Effect of short-term and long-term treatments with three ecotypes of Lepidium meyenii (MACA) on spermatogenesis in rats. J Ethnopharmacol 2-20-2006;103(3):448-454. View abstract.
Gonzales, G. F., Ruiz, A., Gonzales, C., Villegas, L., and Cordova, A. Effect of Lepidium meyenii (maca) roots on spermatogenesis of male rats. Asian J Androl 2001;3(3):231-233. View abstract.
Lee, K. J., Dabrowski, K., Rinchard, J., and et al. Supplementation of maca (
López-Fando, A., Gómez-Serranillos, M. P., Iglesias, I., Lock, O., Upamayta, U. P., and Carretero, M. E.
Muhammad, I., Zhao, J., Dunbar, D. C., and Khan, I. A. Constituents of Lepidium meyenii 'maca'. Phytochemistry 2002;59(1):105-110. View abstract.
Oshima, M., Gu, Y., and Tsukada, S. Effects of Lepidium meyenii Walp and Jatropha macrantha on blood levels of estradiol-17 beta, progesterone, testosterone and the rate of embryo implantation in mice. J Vet.Med Sci 2003;65(10):1145-1146. View abstract.
Park, T. H., Kwon, O. S., Park, S. Y., and et al. N-methylated beta-carbolines protect PC12 cells from cytotoxic effect of MTP+ by attenuation of mitochondrial membrane permeability change. Neurosci Res 2003;46:349-358.
Rubio, J., Caldas, M., Davila, S., Gasco, M., and Gonzales, G. F. Effect of three different cultivars of Lepidium meyenii (Maca) on learning and depression in ovariectomized mice. BMC.Complement Altern Med 6-23-2006;6(1):23. View abstract.
Ruiz-Luna, A. C., Salazar, S., Aspajo, N. J., Rubio, J., Gasco, M., and Gonzales, G. F. Lepidium meyenii (Maca) increases litter size in normal adult female mice. Reprod.Biol Endocrinol 5-3-2005;3(1):16. View abstract.
Tellez, M. R., Khan, I. A., Kobaisy, M., Schrader, K. K., Dayan, F. E., and Osbrink, W. Composition of the essential oil of Lepidium meyenii (Walp). Phytochemistry 2002;61(2):149-155. View abstract.
Valerio, L. G., Jr. and Gonzales, G. F. Toxicological aspects of the South American herbs cat's claw (Uncaria tomentosa) and Maca (Lepidium meyenii) : a critical synopsis. Toxicol.Rev 2005;24(1):11-35. View abstract.
Zhang, Y., Yu, L., Ao, M., and Jin, W. Effect of ethanol extract of Lepidium meyenii Walp. on osteoporosis in ovariectomized rat. J Ethnopharmacol 4-21-2006;105(1-2):274-279. View abstract.
Zheng BL, He K, Hwang ZY, Lu Y, Yan SJ, Kim CH, and Zheng QY. Effect of aqueous extract from
Dording CM, Schettler PJ, Dalton ED, Parkin SR, Walker RS, Fehling KB, Fava M,Mischoulon D. A double-blind placebo-controlled trial of maca root as treatment for antidepressant-induced sexual dysfunction in women. Evid Based Complement Alternat Med 2015;2015:949036. View abstract.
Ganzera M, Zhao J, Muhammad I, Khan IA. Chemical profiling and standardization of Lepidium meyenii (Maca) by reversed phase high performance liquid chromatography. Chem Pharm Bull (Tokyo) 2002;50:988-99.. View abstract.
Gonzales GF, Cordova A, Gonzales C, et al. Lepidium meyenii (Maca) improved sem*n parameters in adult men. Asian J Androl 2001;3:301-3. View abstract.
Gonzales GF, Cordova A, Vega K, et al. Effect of Lepidium meyenii (MACA) on sexual desire and its absent relationship with serum testosterone levels in adult healthy men. Andrologia 2002;34:367-72.. View abstract.
Gonzales GF, Cordova A, Vega K, et al. Effect of Lepidium meyenii (Maca), a root with aphrodisiac and fertility-enhancing properties, on serum reproductive hormone levels in adult healthy men. J Endocrinol 2003;176:163-168.. View abstract.
Li G, Ammermann U, Quiros CF. Gluconsinolate contents in Maca (Lepidium peruvianum Chacon) seeds, sprouts, mature plants, and several derived commercial products. Economic Botany 2001;55:255-62.
National Academy of Science. Lost Crops of the Incas Little-Known Plants of the Andes with Promise for Worldwide Cultivation (1989). Available at: http://books.nap.edu/books/030904264X/html/57.html
Piacente S, Carbone V, Plaza A, et al. Investigation of the tuber constituents of maca (Lepidium meyenii Walp.). J Agric Food Chem 2002;50:5621-25.. View abstract.
Stojanovska L, Law C, Lai B, Chung T, Nelson K, Day S, Apostolopoulos V, Haines C. Maca reduces blood pressure and depression, in a pilot study in postmenopausal women. Climacteric 2015;18(1):69-78. View abstract.
Valentova K, Buckiova D, Kren V, et al. The in vitro biological activity of Lepidium meyenii extracts. Cell Biol Toxicol 2006;22:91-9. View abstract.
Zheng BL, He K, Kim CH, et al. Effect of a lipidic extract from lepidium meyenii on sexual behavior in mice and rats. Urology 2000;55:598-602.
