brain

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5064763/ "Access of plasma steroids to target tissues and cells While measurements of free steroid concentrations remain the most robust indicator of the biological activities of plasma steroids (Vermeulen et al. 1999), adoption of the free hormone...

https://www.nature.com/articles/s41386-023-01570-y

Here is an interesting in vivo study with findings suggesting that lower levels of estrogen in the brain correlate to higher performance in varying forms of memory recall in men. @Cataceous @readalot @Nelson Vergel If a man were to experience brain fog and reduced memory recall while on TRT...

(Moving this to a new thread since it is a different topic) I am harping on this as I was doing pretty well on TRT with less than 100mg Testosterone Cypionate once a week plus 250IU HCG twice a week. Strong libido, good erections, etc. At that time, if I took 5mg cialis I could feel the effect...

A tip of the hat to "PakMan" at PeakT for the reference to this article. The underlying work is on mice, but may have implications for humans. Summary: Researchers have uncovered specific regions of brain tissue where aromatase is present, that drives male sexual desire. Aromatase converts...

Anyone have any experience with Dave Asprey's products? I'm curious about his upgraded aging supplement: http://www.upgradedself.com/products/bulletproof-upgraded-aging-formula Looks like Oxaloacetate is the key ingredient.