Published Articles

Post Menopause

Maca-GO is a Natural Health International proprietary ingredient and only available in our products. Maca-GO is the sole ingredient in Femmenessence MacaPause and is a proprietary combination of the different phenotypes (or subspecies) of the herb maca (lepidium peruvianum). Maca-GO is harvested from NHI's own controlled farms, and goes through a proprietary, 100% natural, manufacturing processes which concentrates the full spectrum of active ingredients and maximizes the bioavailability.

Maca-GO has been analytically proven to be one of the highest quality products on the market and is the ONLY scientifically and clinically proven menopausal product made from maca which supports hormones, heart, bone and mental health as well as an 84% success rate in reducing menopausal symptoms.

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.
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Hormone-balancing and Pharmacological Effects of Therapeutic Doses of Lepidium peruvianum (Maca-GO) in Postmenopausal Women.
Menopause. 2005; 12 (6): 813.
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Pre-Gelatinised Maca (Maca-GO) (Lepidium peruvianum Chacon) As Non-Hormonal Herbal Remedy To Reduce Menopausal Symptoms In Pre- And Post-Menopausal Women.
Basic Clinical Pharmacology and Toxicology. Vol. 97, Supp l (1): 48.
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Use of Gelatinized Maca (Maca-GO) (Lepidium peruvianum) in Early Postmenopausal Women - a Pilot Study.
International Journal of Biomedical Science. 1 (1): 33-45.
PubMed - Full Article

Short and Long-Term Physiological Responses of Male and Female Rats to Two Dietary levels of Pre-Gelatinized Maca (Maca-GO) (Lepidium peruvianum Chacon).
International Journal of Biomedical Science. 1 (2): 13-28.
PubMed - Full Article

Hormone-balancing Effect of Pre-Gelatinized Organic Maca (Maca-GO) (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. 100.
PubMed - Full Article

Hormone-Balancing Effect of Pre-Gelatinized Organic Maca (Maca-GO) (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 – 374.
PubMed - Full Article

Hormone-Balancing Effect of Pre-Gelatinized Organic Maca (Maca-GO) (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 – 394.
PubMed - Full Article

Peri Menopause

Maca-GO was originally the sole ingredient in Femmenessence MacaLife however due to additional research into different maca phenotypes the formulation in Femmenessence MacaLife was modified to include 25% Maca-GO and 75% one other maca phenotype.

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.
Download Paper

Pre-Gelatinised Maca (Maca-GO) (Lepidium peruvianum Chacon) As Non-Hormonal Herbal Remedy To Reduce Menopausal Symptoms In Pre- And Post-Menopausal Women.
Basic Clinical Pharmacology Toxicology. Vol. 97, Supp l (1): 48.
Download Abstract

Short and Long-Term Physiological Responses of Male and Female Rats to Two Dietary levels of Pre-Gelatinized Maca (Maca-GO) (Lepidium peruvianum Chacon).
International Journal of Biomedical Science. 1 (2): 13-28.
PubMed - Full Article

Therapeutic effect of Lepidium peruvianum Chacon (Maca-GO) 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.
PubMed - Full Article