In the use of AAS, how to deal with estrogen is a compulsory course. When it comes to estrogen side effects, the first symptom that usually comes to mind is gyno. In fact, gyno is a late symptom of elevated estrogen levels. Before gyno appears, there are many symptoms that remind you that estrogen levels have been elevated and you …

The three most commonly used AI are letrozol, arimidex and exemestan, which AI should I choose when I want to block the effects of estrogen. Which one lowers more estrogen If the purpose is to block the effect of estrogen, then which AI can reduce the level of estrogen to a greater extent, then it is better, right? Let’s look …