Tongkat Ali (Eurycoma Longifolia)

Herbal Supplements

Tongkat Ali (Eurycoma longifolia) is a Southeast Asian botanical with a long history of traditional use, now supported by a growing body of modern research. Studies indicate that its root extract, often standardized to the bioactive compound eurycomanone, may help support healthy testosterone levels, particularly in men experiencing age-related decline or moderate stress. Research suggests potential benefits spanning several areas, including improved energy and reduced fatigue, enhanced libido and sexual function, better mood, and support for muscle strength when combined with exercise. Some clinical trials have also pointed to its role in modulating cortisol levels, which may contribute to its observed stress-relieving properties. While findings are promising, much of the research is still emerging, and individual responses can vary.

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What the research says

Common dosages

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
Extract 200 mg Daily Energy, fatigue reduction, and muscle strength Common in trials assessing ergogenic and fatigue outcomes
Extract 300–600 mg Daily Male fertility support and sperm quality Used in studies examining spermatogenic parameters and male reproductive health
Extract 400 mg Daily Stress relief and mood support Used in clinical trials examining cortisol reduction and mood outcomes
Extract 200–300 mg Daily Testosterone support, libido, and sexual function Most common dose in RCTs; standardized water-soluble extract (e.g. Physta)

Common supplement forms

Root extract Standardized to eurycomanone
Medical Disclaimer: Noyemi provides information from published research for educational purposes only. This content is not medical advice and does not replace consultation with a qualified healthcare provider. Always consult your doctor before starting, stopping, or changing any supplement regimen, especially if you take medications or have existing health conditions.