Published Clinical Research Articles

Maca-GO White Paper – Clinical Effects of a Proprietary, Standardized, Concentrated, Organic Lepidium peruvianum Formulation (Maca-GO) as an Alternative to HRT by Ronald Carter, M.D.

Toru Tabei, M.D.Ph.D. Recent Topics in Western Countries: Effect of Maca-GO upon Menopausal Symptoms

Journal of The Japan Menopause Society April 2010. Vol. 18, No. 1, pp. 49-56

Meissner H.O., Mrozikiewicz P., Bobkiewicz-Kozlowska T., et al. Hormone-balancing Effect of Pre-Gelatinized Organic Maca (Lepidium peruvianum Chacon: (Part I.) Biochemical and Pharmacodynamic Study on Maca using Clinical Laboratory Model on Ovariectomized Rats.
International Journal of Biomedical Science 2006: Vol. 2, No. 3. 260-72

Meissner H.O., Mscisz A., Reich-Bilinska H., et al. Hormone-Balancing Effect of Pre-Gelatinized Organic Maca (Lepidium peruvianum Chacon): (II) Physiological & symptomatic responses of early-postmenopausal women to standardized doses of Maca in Double Blind, Randomized, Placebo-Controlled, Multi-Centre Clinical Study.
International Journal of Biomedical Science, Dec. 2006: Vol. 2 No. 4, 360–74.

Meissner H.O., Mscisz A., Reich-Bilinska H., et al. Hormone-Balancing Effect of Pre-Gelatinized Organic Maca (Lepidium peruvianum Chacon): (III) Clinical responses of early-postmenopausal women to Maca in double blind, randomized, Placebo-controlled, crossover configuration, outpatient study.
International Journal of Biomedical Science., Dec. 2006: Vol. 2 No. 4, 375–94.

Meissner, Henry. (2019). Glucosinolates profiles in Maca phenotypes cultivated in Peru and China (Lepidium peruvianum syn. L. meyenii) Meissner HXu LWan WYi F Phytochemistry Letters 2019 vol: 31 pp: 208-216. Phytochemistry Letters. 31. 208-216. 10.1016/j.phytol.2019.04.011.

Meissner H.O., Reich-Bilinska H., Mrozikiewicz P., et al. Hormone-balancing and Pharmacological Effects of Therapeutic Doses of Lepidium peruvianum (Maca-GO) in Postmenopausal Women.
Menopause. 2005; Vol. 12, No. 6. p. 813.

Meissner H.O., Kapczynski W., Mscisz A., Lutomski J. Use of Gelatinized Maca (Lepidium peruvianum) in Early Postmenopausal Women – a Pilot Study.
International Journal of Biomedical Science. 2005; Vol. 1, No. 1. p. 33-45.

Meissner H.O., Reich-Bilinska H., Kedzia B., Mscisz A. Pre-Gelatinised Maca (Lepidium peruvianum Chacon) As Non-Hormonal Herbal Remedy to Treat Menopausal Symptoms in
Pre- and Post-Menopausal Women.

Meissner H.O., Mscisz A., Kedzia B., et al. Peruvian Maca: Two Scientific Names Lepidium Meyenii Walpers and Lepidium Peruvianum Chacon – Are They Phytochemically Synonymous? International Journal of Biomedical Science, Mar. 2015: Vol. 11, No. 1. 1-15

Meissner H.O., Kedzia B., Mrozikiewicz P.M., Mscisz A. Short and Long-Term Physiological Responses of Male and Female Rats to Two Dietary levels of Pre-Gelatinized Maca (Lepidium peruvianum Chacon).
International Journal of Biomedical Science. 2006; 1 (2): 61-78.2006 Vol. 2, No. 1. 13–28.

Meissner H.O., Mscisz A., Mrozikiewicz P.M., et al. Peruvian Maca (Lepidium peruvianum): (I) Phytochemical and Genetic Differences in Three Maca Phenotypes.
International Journal of Biomedical Science, Sept. 2015. Vol. 11, No. 3. 131-45

Meissner H.O., Mscisz A., Piatkowska E., Baraniak M., Mielcarek S., Kedzia B., Holderna-Kedzia E., & Pisulewski P. (2016). Peruvian M,aca (Lepidium peruvianum): (II) Phytochemical Profiles of Four Prime Maca Phenotypes Grown in Two Geographically-Distant Locations. International journal of biomedical science : IJBS, 12(1), 9–24.

Meissner H.O., Mscisz A., Baraniak M., Piatkowska E., Pisulewski P., Mrozikiewicz M., & Bobkiewicz-Kozlowska T. (2017). Peruvian Maca (Lepidium peruvianum) - III: The Effects of Cultivation Altitude on Phytochemical and Genetic Differences in the Four Prime Maca Phenotypes. International journal of biomedical science : IJBS, 13(2), 58–73.

Harnly J., Geng P., Sun J., Chen P., Gafner S., Stewart J., Frame J., Meissner H.O. (2018).

Chemical and genetic characterization of Maca (Lepidium meyenii synonym Lepidium peruvianum)

Meissner H.O., Lijia Xu, Wenting Wan, Fan Yi. (2019).

Glucosinolates profiles in Maca phenotypes cultivated in Peru and China (Lepidium peruvianum syn. L. meyenii)

Characterization of Maca (Lepidium meyenii/Lepidium peruvianum) Using a Mass Spectral Fingerprinting, Metabolomic Analysis, and Genetic Sequencing Approach

Planta Med. 2020 Jul;86(10):674-685. doi: 10.1055/a-1161-0372. Epub 2020 May 20.

Ping Geng, Jianghao Sun, Pei Chen, Eric Brand, James Frame, Henry Meissner, Jeremy Stewart, Stefan Gafner, Stephanie Clark, Jesse Miller, James Harnly

Maca-GO White Paper – Clinical Effects of a Proprietary, Standardized, Concentrated, Organic Lepidium peruvianum Formulation (Maca-GO) as an Alternative to HRT by Ronald Carter, M.D.

Meissner H.O., Reich-Bilinska H., Mscisz A., Kedzia B. Therapeutic effect of Lepidium peruvianum Chacon (Pre-Gelatinised Maca) used as a non-hormonal alternative to HRT in
Peri-menopausal women - Clinical Pilot Study.
International Journal of Biomedical Science 2006: Vol. 2, No. 2. 143-59.

Meissner, Henry. (2019). Glucosinolates profiles in Maca phenotypes cultivated in Peru and China (Lepidium peruvianum syn. L. meyenii) Meissner HXu LWan WYi F Phytochemistry Letters 2019 vol: 31 pp: 208-216. Phytochemistry Letters. 31. 208-216. 10.1016/j.phytol.2019.04.011.

Meissner H.O., Reich-Bilinska H., Kedzia B., Mscisz A. Pre-Gelatinised Maca (Lepidium peruvianum Chacon) As Non-Hormonal Herbal Remedy to Treat Menopausal Symptoms in
Pre- and Post-Menopausal Women.
Basic & Clinical Pharmacology & Toxicology. 2005; Vol. 97, Supp l (1): 48.

Meissner H.O., Kapczynski W., Mscisz A., Lutomski J. Use of Gelatinized Maca (Lepidium peruvianum) in Early Postmenopausal Women – a Pilot Study. International Journal of Biomedical Science. 2005; 1 (1): 33-45.

Meissner H.O., Kedzia B., Mrozikiewicz P.M., Mscisz A. Short and Long-Term Physiological Responses of Male and Female Rats to Two Dietary levels of Pre-Gelatinized Maca (Lepidium peruvianum Chacon).
International Journal of Biomedical Science. 2006; 1 (2): 61-78.2006 Vol. 2, No. 1. 13–28.

Meissner H.O., Mscisz A., Mrozikiewicz P.M., et al. Peruvian Maca (Lepidium peruvianum): (I) Phytochemical and Genetic Differences in Three Maca Phenotypes.
International Journal of Biomedical Science, Sept. 2015. Vol. 11, No. 3. 131-45

Meissner, H.O., Mscisz, A., Piatkowska, E., Baraniak, M., Mielcarek, S., Kedzia, B., Holderna-Kedzia, E., & Pisulewski, P. (2016). Peruvian Maca (Lepidium peruvianum): (II) Phytochemical Profiles of Four Prime Maca Phenotypes Grown in Two Geographically-Distant Locations. International journal of biomedical science : IJBS, 12(1), 9–24.

Meissner, H. O., Mscisz, A., Baraniak, M., Piatkowska, E., Pisulewski, P., Mrozikiewicz, M., & Bobkiewicz-Kozlowska, T. (2017). Peruvian Maca (Lepidium peruvianum) - III: The Effects of Cultivation Altitude on Phytochemical and Genetic Differences in the Four Prime Maca Phenotypes. International journal of biomedical science : IJBS, 13(2), 58–73.

Toru Tabei, M.D.Ph.D. Recent Topics in Western Countries: Effect of Maca-GO upon Menopausal Symptoms
Journal of The Japan Menopause Society April 2010. Vol. 18, No. 1, pp. 49-56

Meissner H.O., Mscisz A., Kedzia B., et al. Peruvian Maca: Two Scientific Names Lepidium Meyenii Walpers and Lepidium Peruvianum Chacon – Are They Phytochemically Synonymous?
International Journal of Biomedical Science, Mar. 2015: Vol. 11, No. 1. 1-15.

Harnly J., Geng P., Sun J., Chen P., Gafner S., Stewart J., Frame J., Meissner H.O. (2018).

Chemical and genetic characterization of Maca (Lepidium meyenii synonym Lepidium peruvianum)

Meissner H.O., Lijia Xu, Wenting Wan, Fan Yi. (2019).

Glucosinolates profiles in Maca phenotypes cultivated in Peru and China (Lepidium peruvianum syn. L. meyenii)

Characterization of Maca (Lepidium meyenii/Lepidium peruvianum) Using a Mass Spectral Fingerprinting, Metabolomic Analysis, and Genetic Sequencing Approach

Planta Med. 2020 Jul;86(10):674-685. doi: 10.1055/a-1161-0372. Epub 2020 May 20.

Ping Geng, Jianghao Sun, Pei Chen, Eric Brand, James Frame, Henry Meissner, Jeremy Stewart, Stefan Gafner, Stephanie Clark, Jesse Miller, James Harnly

Maca-GO White Paper – Clinical Effects of a Proprietary, Standardized, Concentrated, Organic Lepidium peruvianum Formulation (Maca-GO) as an Alternative to HRT by Ronald Carter, M.D.

Meissner, Henry. (2019). Glucosinolates profiles in Maca phenotypes cultivated in Peru and China (Lepidium peruvianum syn. L. meyenii) Meissner HXu LWan WYi F Phytochemistry Letters 2019 vol: 31 pp: 208-216. Phytochemistry Letters. 31. 208-216. 10.1016/j.phytol.2019.04.011.

Meissner H.O., Reich-Bilinska H., Kedzia B., Mscisz A. Pre-Gelatinised Maca (Lepidium peruvianum Chacon) As Non-Hormonal Herbal Remedy to Treat Menopausal Symptoms in
Pre- and Post-Menopausal Women.

Meissner H.O., Kedzia B., Mrozikiewicz P.M., Mscisz A. Short and Long-Term Physiological Responses of Male and Female Rats to Two Dietary levels of Pre-Gelatinized Maca (Lepidium peruvianum Chacon).
International Journal of Biomedical Science. 2006; 1 (2): 61-78.2006 Vol. 2, No. 1. 13–28.

Meissner H.O., Mscisz A., Mrozikiewicz P.M., et al. Peruvian Maca (Lepidium peruvianum): (I) Phytochemical and Genetic Differences in Three Maca Phenotypes.
International Journal of Biomedical Science, Sept. 2015. Vol. 11, No. 3. 131-45

Meissner, H.O., Mscisz, A., Piatkowska, E., Baraniak, M., Mielcarek, S., Kedzia, B., Holderna-Kedzia, E., & Pisulewski, P. (2016). Peruvian Maca (Lepidium peruvianum): (II) Phytochemical Profiles of Four Prime Maca Phenotypes Grown in Two Geographically-Distant Locations. International journal of biomedical science : IJBS, 12(1), 9–24.

Meissner, H. O., Mscisz, A., Baraniak, M., Piatkowska, E., Pisulewski, P., Mrozikiewicz, M., & Bobkiewicz-Kozlowska, T. (2017). Peruvian Maca (Lepidium peruvianum) - III: The Effects of Cultivation Altitude on Phytochemical and Genetic Differences in the Four Prime Maca Phenotypes. International journal of biomedical science : IJBS, 13(2), 58–73.

Meissner H.O., Mscisz A., Kedzia B., et al. Peruvian Maca: Two Scientific Names Lepidium Meyenii Walpers and Lepidium Peruvianum Chacon – Are They Phytochemically Synonymous?
International Journal of Biomedical Science, Mar. 2015: Vol. 11, No. 1. 1-15.

Ruiz-luna AC, Salazar S, Aspajo NJ, Rubio J, Gasco M, Gonzales GF. Lepidium meyenii (Yellow Maca) increases litter size in normal adult female mice. Reproductive Biology and Endocrinology 2005; 3:16.

Uchiyama F, Jikyo T, Takeda R, Ogata M. Lepidium meyenii (Maca) enhances the serum levels of luteinising hormone (LH) in female rats. Journal of Ethnopharmacology. 2014;151(2):897-902.

Harnly J., Geng P., Sun J., Chen P., Gafner S., Stewart J., Frame J., Meissner H.O. (2018).

Chemical and genetic characterization of Maca (Lepidium meyenii synonym Lepidium peruvianum)

Meissner H.O., Lijia Xu, Wenting Wan, Fan Yi. (2019).

Glucosinolates profiles in Maca phenotypes cultivated in Peru and China (Lepidium peruvianum syn. L. meyenii)

Characterization of Maca (Lepidium meyenii/Lepidium peruvianum) Using a Mass Spectral Fingerprinting, Metabolomic Analysis, and Genetic Sequencing Approach

Planta Med. 2020 Jul;86(10):674-685. doi: 10.1055/a-1161-0372. Epub 2020 May 20.

Ping Geng, Jianghao Sun, Pei Chen, Eric Brand, James Frame, Henry Meissner, Jeremy Stewart, Stefan Gafner, Stephanie Clark, Jesse Miller, James Harnly

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.

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: 163–8.

Gonzales GF., Vanessa Vasquez, Daniella Rodriguez, Carmen Maldonado, Juliet Mormontoy, Jimmy Portella, Monica Pajuelo, León Villegas, Manuel Gasco, P.P. Mathur Effect of two different extracts of red maca in male rats with testosterone-induced prostatic hyperplasia. 2007; Vol. 9, No. 2 p. 245-51

Gonzales GF, Gasco M., A Córdova, A Chung, J Rubio and L Villegas Effect of Lepidium meyenii (Maca) on spermatogenesis in male rats 1: Asian J Androl. 2001 Sep; 3(3):231-3

Gonzales GF., Cordova A., Gonzales C., et al. Lepidium meyenii (Maca) improved semen parameters in adult men. Asian J Androl. 2002; 3:301–3.

Gonzales GF., Gasco M., Cordova A., et al. Effect of Lepidium meyenii (Maca) on spermatogenesis in male rats acutely exposed to high altitude (4340 m). J Endocrinol. 2004; 180:87–95.

Basic & Clinical Pharmacology & Toxicology. 2005; Vol. 97, Supp l (1): 48.

Meissner H.O., Kedzia B., Mrozikiewicz P.M., Mscisz A. Short and Long-Term Physiological Responses of Male and Female Rats to Two Dietary levels of Pre-Gelatinized Maca (Lepidium peruvianum Chacon).
International Journal of Biomedical Science. 2006; 1 (2): 61-78.2006 Vol. 2, No. 1. 13–28.

Meissner, Henry. (2019). Glucosinolates profiles in Maca phenotypes cultivated in Peru and China (Lepidium peruvianum syn. L. meyenii) Meissner HXu LWan WYi F Phytochemistry Letters 2019 vol: 31 pp: 208-216. Phytochemistry Letters. 31. 208-216. 10.1016/j.phytol.2019.04.011.

Meissner H.O., Mscisz A., Mrozikiewicz P.M., et al. Peruvian Maca (Lepidium peruvianum): (I) Phytochemical and Genetic Differences in Three Maca Phenotypes.
International Journal of Biomedical Science, Sept. 2015. Vol. 11, No. 3. 131-45

Meissner, H.O., Mscisz, A., Piatkowska, E., Baraniak, M., Mielcarek, S., Kedzia, B., Holderna-Kedzia, E., & Pisulewski, P. (2016). Peruvian Maca (Lepidium peruvianum): (II) Phytochemical Profiles of Four Prime Maca Phenotypes Grown in Two Geographically-Distant Locations. International journal of biomedical science : IJBS, 12(1), 9–24.

Meissner H. O., Mscisz A., Baraniak M., Piatkowska E., Pisulewski P., Mrozikiewicz M., & Bobkiewicz-Kozlowska T. (2017). Peruvian Maca (Lepidium peruvianum) - III: The Effects of Cultivation Altitude on Phytochemical and Genetic Differences in the Four Prime Maca Phenotypes. International journal of biomedical science : IJBS, 13(2), 58–73.

Meissner H.O., Mscisz A., Kedzia B., et al. Peruvian Maca: Two Scientific Names Lepidium Meyenii Walpers and Lepidium Peruvianum Chacon – Are They Phytochemically Synonymous?
International Journal of Biomedical Science, Mar. 2015: Vol. 11, No. 1. 1-15.

Harnly J., Geng P., Sun J., Chen P., Gafner S., Stewart J., Frame J., Meissner H.O. (2018).

Chemical and genetic characterization of Maca (Lepidium meyenii synonym Lepidium peruvianum)

Meissner H.O., Lijia Xu, Wenting Wan, Fan Yi. (2019).

Glucosinolates profiles in Maca phenotypes cultivated in Peru and China (Lepidium peruvianum syn. L. meyenii)

Characterization of Maca (Lepidium meyenii/Lepidium peruvianum) Using a Mass Spectral Fingerprinting, Metabolomic Analysis, and Genetic Sequencing Approach

Planta Med. 2020 Jul;86(10):674-685. doi: 10.1055/a-1161-0372. Epub 2020 May 20.

Ping Geng, Jianghao Sun, Pei Chen, Eric Brand, James Frame, Henry Meissner, Jeremy Stewart, Stefan Gafner, Stephanie Clark, Jesse Miller, James Harnly

Melke, J., Goubran Botros, H., Chaste, P., Betancur, C., Nygren, G., Anckarsäter, H., Rastam, M., Ståhlberg, O., Gillberg, I. C., Delorme, R., Chabane, N., Mouren-Simeoni, M. C., Fauchereau, F., Durand, C. M., Chevalier, F., Drouot, X., Collet, C., Launay, J. M., Leboyer, M., Gillberg, C., … Bourgeron, T. (2008). Abnormal melatonin synthesis in autism spectrum disorders. Molecular psychiatry, 13(1), 90–98. https://doi.org/10.1038/sj.mp.4002016

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