Tongkat Ali (Longjack)

Herbal Supplements

Tongkat Ali, derived from the root of the Eurycoma longifolia plant native to Southeast Asia, has a long history of traditional use and a growing body of modern research exploring its potential benefits. Studies indicate that supplementation with Tongkat Ali root extract may support healthy testosterone levels, particularly in men experiencing age-related decline or chronic stress, with some research pointing to improvements in energy, mood, and sexual function. Research also suggests it may help modulate cortisol levels, which could contribute to its reported stress-relieving and fatigue-reducing effects. While preliminary findings related to body composition and weight management are promising, larger and longer-term clinical trials are still needed to fully understand its efficacy and long-term safety profile.

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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 300–400 mg Daily Energy, fatigue reduction, and sexual function Used in clinical trials examining athletic performance and testosterone levels
Extract 100 mg Daily General male health and libido support Lower dose studied in some trials; Tambi et al. (2012) used 200 mg standardized extract
Extract 200 mg Daily Testosterone support, libido, and stress relief Most common dose in RCTs; used in Talbott et al. (2013) and Hamzah & Yusof (2003)
Extract 200–400 mg Daily Weight management and body composition Doses in this range used in studies examining fat loss and lean mass alongside resistance training

Common supplement forms

Eurycoma longifolia root extract
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.