![looksmidder](/data/avatars/l/24/24926.jpg?1706550848)
looksmidder
Zephir
- Joined
- Dec 22, 2022
- Posts
- 1,975
- Reputation
- 1,690
![www.ncbi.nlm.nih.gov](/proxy.php?image=https%3A%2F%2Fwww.ncbi.nlm.nih.gov%2Fcorehtml%2Fpmc%2Fpmcgifs%2Fpmc-logo-share.png%3F_%3D0&hash=62ec3bdff26d316f18e2c07e6b304415&return_error=1)
An open label, dose response study to determine the effect of a dietary supplement on dihydrotestosterone, testosterone and estradiol levels in healthy males
Maintaining endogenous testosterone (T) levels as men age may slow the symptoms of sarcopenia, andropause and decline in physical performance. Drugs inhibiting the enzyme 5α-reductase (5AR) produce increased blood levels of T and decreased levels ...
![www.ncbi.nlm.nih.gov](/proxy.php?image=https%3A%2F%2Fwww.ncbi.nlm.nih.gov%2Fcoreutils%2Fnwds%2Fimg%2Ffavicons%2Ffavicon.png&hash=0f6df4507ff0ea31447d16376d97a210&return_error=1)
LOW doses of astaxanthin (800mg) had no impact on serum E2 levels
HIGHER doses of astaxanthin (2000mg) significantly REDUCED E2 levels.
this is especially interesting since they never went above 2000mg, so higher doses than that could possibly reduce it even more