Tongkat Ali, derived from the root of Eurycoma longifolia, is a traditional Southeast Asian botanical that has gained considerable attention in modern research for its diverse potential benefits. Studies indicate that its bioactive compounds, particularly eurypeptides and quassinoids, may support healthy testosterone levels by influencing the hypothalamic-pituitary-gonadal axis, which in turn has been associated with improvements in libido, mood, and body composition. Research suggests that Tongkat Ali may also help modulate cortisol levels, offering meaningful stress-relief properties that complement its broader hormonal support profile. The concentrated 200:1 root extract is the most widely studied form, and while findings across clinical trials are encouraging for areas like sexual function, mood balance, and weight management, individual responses can vary and the body of evidence continues to grow.
Compare this supplementThese 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 | 400–600 mg | Daily | General testosterone and vitality support in older men | Higher-range doses observed in some clinical studies targeting late-onset hypogonadism |
| Extract | 300–400 mg | Daily | Stress relief, mood support, and cortisol reduction | Used in clinical trials examining stress hormones and psychological well-being |
| Extract | 200 mg | Daily | Testosterone support, libido, and sexual function | Most common dose in RCTs using standardized water-soluble extract (e.g., Physta) |
| Extract | 100–200 mg | Daily | Weight management and lean body mass support | Doses studied in trials examining body composition and ergogenic effects |
| Powder | 1–3 g | Daily | Traditional use for libido and energy | Traditional Malay herbal use; raw root powder rather than standardized extract |