It has been assumed that gynecomastia as a result of trenbolone use is due to a buildup of the hormone prolactin; however, a variety of studies conclude that it is the progestin nature of trenbolone promoting this and not prolactin.
Gynecomastia as a result of trenbolone use is due to a buildup of the hormone prolactin. This was what it has been assumed. It is the progestin nature of trenbolone. This trenbolone is promoting this. This trenbolone is promoting not prolactin. A variety of studies conclude this. This is however.