South American Traditional Medicine · South American

Maca Amarilla (Yellow Maca)

Provisional Moderate Scorebotanical

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Published March 18, 2026Last updated March 18, 2026Methodology · Editorial policy · Report an error

Evidence review status: unreviewed

Legacy index-continuity record: the score and narrative are provisional and must not be represented as validated or human-approved.

Review flags: AWAITING_SEMANTIC_VALIDATION

Provisional Summary

Yellow maca (Lepidium meyenii) contains macamides and glucosinolates that support reproductive health and energy metabolism. It enhances fertility by increasing sperm production and motility while boosting energy through improved mitochondrial function.

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Screened PMID Records

Reported Benefits

Pending

Synergy Review

At a Glance

CategorySouth American Traditional Medicine

GroupSouth American

Public Score StatusProvisional Moderate

Primary Keywordyellow maca benefits

Maca Amarilla close-up macro showing natural texture and detail — rich in adaptogenic, energizing, mood-enhancing

Maca Amarilla (Yellow Maca) — botanical close-up

Reported Benefits (Provisional)

Enhances fertility

Yellow maca increases sperm count and motility, improving reproductive health. This boosts fertility and vitality. - Boosts energy levels: Increases stamina and endurance, enhancing physical performance. This combats fatigue and enhances daily productivity. - Balances hormones: Regulates endocrine function, alleviating menopause symptoms. This supports hormonal harmony and overall well-being. - Improves mood: Contains flavonoids that reduce anxiety and depression symptoms. This enhances emotional health and resilience. - Supports bone health: Rich in calcium and magnesium, it maintains bone density. This reduces the risk of fractures and osteoporosis. - Enhances cognitive function: Improves memory and learning by increasing blood flow to the brain. This sharpens mental clarity and focus. - Strengthens immune system: Antioxidants in yellow maca boost the body's defense against infections. This promotes overall health and vitality.

Origin & History

Natural habitat

Yellow Maca is the most common variety of maca, grown in the Peruvian Andes. It is valued for its adaptogenic properties and nutritional profile.

“Yellow Maca has been a staple in Andean diets for centuries, used for its nutritional benefits and as a natural remedy for various health issues.”Traditional Medicine

Research Narrative (Provisional)

Studies on Yellow Maca suggest it may improve energy, mood, and hormonal balance. It is often used in research on maca's general health benefits.

Preparation & Dosage

Dosage guidance is withheld because the publication gate has not recorded adequate support for this profile.

Nutritional Profile

{"macronutrients": {"carbohydrates": "59g per 100g", "protein": "10g per 100g", "fats": "2.2g per 100g", "fiber": "8.5g per 100g"}, "micronutrients": {"vitamins": {"vitamin C": "3mg per 100g", "vitamin B6": "0.3mg per 100g"}, "minerals": {"calcium": "250mg per 100g", "iron": "15mg per 100g", "potassium": "2000mg per 100g", "copper": "6mg per 100g", "manganese": "0.8mg per 100g"}}, "bioactive_compounds": {"glucosinolates": "0.6% of dry weight", "polyphenols": "0.3% of dry weight", "macamides": "0.05% of dry weight"}, "bioavailability_notes": "The bioavailability of minerals such as iron and calcium in maca is enhanced by its natural compounds, though absorption can vary based on individual digestion and preparation methods."}

Reported Mechanism (Provisional)

Mechanism of Action

Yellow maca's macamides and macaenes modulate the hypothalamic-pituitary-gonadal axis, increasing luteinizing hormone and follicle-stimulating hormone production. Glucosinolates enhance cellular energy metabolism by optimizing mitochondrial ATP synthesis. The benzyl isothiocyanates from glucosinolate breakdown also support hormonal balance by influencing steroidogenesis pathways.

Clinical Narrative (Provisional)

A 12-week randomized controlled trial with 69 men showed yellow maca increased sperm concentration by 42% and motility by 34% at 1.5-3g daily. Another 8-week study of 175 participants demonstrated significant improvements in energy levels and reduced fatigue scores. However, most studies are small-scale with short durations, and larger long-term trials are needed. The evidence is promising but still considered preliminary by regulatory agencies.

Also Known As

Lepidium meyeniiPeruvian GinsengMaca-macaAyak chichiraAyak willkuGolden MacaMainoPeppergrass

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These statements have not been evaluated by the Food and Drug Administration. This content is for informational purposes only and is not intended to diagnose, treat, cure, or prevent any disease.

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