to be honest this started few years ago when i was layoff and started having few beers few times a week,i noticed that it really raised my e2 levels,had symptoms of high e2 water retention,not abel to maintain erection,testicals up high,then i stopped drinking beer and switched to red wine twice a week and everything changed very strong erection,can last a very long time,trouble ejaculation,dehydration,decrese sensitvity,low libido all symptoms of low e2 only thing is am not on testosterone and do take zinc 50 mgs to keep e2 low,if i do drink few beers the next day the same happens trouble with erections but ejaculate very fast/wine the oppisite