Tongkat ali and testosteron

Tongkat ali may raise free and total testosterone, especially when baseline levels are low, though results vary. 1

• Other hormone and libido effects: It may lower SHBG—particularly when SHBG is high—and slightly increase DHEA. It may also affect libido; its effects on estrogen pathways may modestly reduce estrogen. 2 3 4
• Typical dose: One discussion gives 200–600 mg daily; another clinician describes 300–1,200 mg daily, with supplement standardization affecting the dose. Starting at the minimum and adjusting cautiously may help identify an effective amount. 5 6
• Continuous use: Recommendations differ: one discussion says cycling is not needed, while another clinician suggests 11 months on and one month off because of possible effects on aromatase and estrogen receptors. 7 8
• Blood work: Hormone testing can help assess whether it is affecting testosterone and other hormone levels; the discussion recommends checking before and after starting hormone-active supplements. 9