Alcohol consumption can lower testosterone and increase estrogen by promoting the aromatization of androgens.

“So we've covered a lot of topics and data related to the mechanisms of alcohol, hangover, tolerance, cancer risk, et cetera. I acknowledge that I've mainly talked to you about the negative effects of alcohol. I want to acknowledge that many people enjoy alcohol in moderation or even light drinking, the occasional drink or the occasional two drinks or maybe even, on average, one drink per night, so seven drinks per week. I'm certainly not here to tell you what to do and what not to do. I do find it immensely interesting, however, that, first of all, alcohol is a known toxin to the cells of the body.”

“we also know that alcohol can lower your testosterone and increase your estrogen by promoting a romanization of Androgen”