Maca root, cultivated high in the Peruvian Andes, has been used traditionally for centuries, and modern research is beginning to distinguish the unique properties of its different varieties. Studies indicate that black maca may offer particular benefits for memory, cognitive function, and physical endurance, while red maca has been more closely associated with hormonal balance, menopause symptom relief, and prostate health. Yellow maca, the most commonly available form, is broadly studied for general energy support, libido enhancement, and fertility in both men and women. Research suggests that maca's effects may involve adaptogenic mechanisms rather than direct hormonal activity, meaning it appears to help the body modulate its own stress and endocrine responses. Each variety contains a slightly different profile of bioactive compounds, which likely accounts for their differing areas of benefit in the available literature.
Compare this supplementResearch on expanded maca varieties and fertility support is currently very limited in the available evidence base, w...
View studies →Research on expanded maca varieties and memory is extremely limited, with only a single study identified in this area...
View studies →Research on expanded maca varieties for menopause support is extremely limited, with the available evidence base cons...
View studies →Research on maca varieties and prostate health is extremely limited, with the available evidence base consisting of o...
View studies →These are commonly referenced dosage ranges for this supplement. They are not medical recommendations. Always consult a healthcare provider before supplementing.
| Form | Dose range | Frequency | Studied for | Source |
|---|---|---|---|---|
| Capsule | 1,500–3,000 mg | Daily | Fertility support, sperm quality and motility in men | Based on RCTs; Gonzales et al. 2001 demonstrated improved semen parameters |
| Capsule | 2,000–3,500 mg | Daily | Menopause support, sexual dysfunction in postmenopausal women | Based on RCTs including Brooks et al. 2008 using gelatinized maca |
| Extract | 600–1,000 mg | Daily | Memory and cognitive function | Used in animal and limited human studies examining cognitive outcomes |
| Powder | 1,500–3,000 mg | Daily | Libido and sexual function, energy and fatigue | Common in clinical trials; Gonzales et al. 2002 used 1500–3000 mg/day in men |
| Powder | 1,500–3,000 mg | Daily | Prostate health; red maca specifically studied for prostate volume reduction | Preclinical and early human data; Gasco et al. studies on red maca variety |