References

¹ https://akarali.com/scientific-evidence-tongkat-ali-testosterone-booster/ “Dr. Huberman at Stanford University once said that consuming [...] Tongkat Ali daily increases testosterone.
² https://akarali.com/physta-tongkat-ali/ “VERIFIED BY SCIENTISTS” section.
³ https://www.researchgate.net/publication/319550627_Tongkat_Ali Author: Sarah E Edwards from Oxford University
⁴ https://wmuro.com/low-testosterone-are-you-one-in-four
⁵ https://www.health.harvard.edu/staying-healthy/testosterone--what-it-does-and-doesnt-do
⁶ https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6294837/
⁷ https://drive.google.com/file/d/12Bybwcwoz95zy86Qf7tKTc12AmAcsbFt/view
⁸ https://drive.google.com/file/d/1bnEJPn-9dzWcBltr6wVyp-ZuaX2lDtMG/view
⁹ https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1570348/#:~:text=The%20mean%20change%20for%20the,kg%20and%208.1%20kg%2C%20respectively Placebo: 2.3kg / test group: 8.1kg = 252.17% more weight compared to the placebo group.
¹⁰ https://pubmed.ncbi.nlm.nih.gov/20352370/
¹¹ https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4623306/
¹² https://pubmed.ncbi.nlm.nih.gov/8875519/