Quote Originally Posted by TubZy View Post
Androsterone is very very mild in terms of suppression.

4 andro can be more suppressive but in general they are not super suppressive.

Androsterone mimics thyroid hormone and stimulates metabolic rate by increasing oxygen consumption. So it will have a "hyperthyroid" like effect to an extent.

https://journals.physiology.org/doi/...Code=ajplegacy
so it will increase my TSH if I run it?