Im not a tren user , nor do I think I ever will be but I was reading a article on quercetin. Quercetin has improved cardiovasular performance in athletes at 1000mg dose according to studies .there is no studies of anyone using it to combat tren sides . so the subject started dosing 500 mg quercetin every morning from the start of a tren cyc . sure enough 2 week in the flu symp. Kicked in , he felt shortness of breath took another 500 of quercetin and was symptom free.case studies we're done also using only 50mg tren a everyday.there's no liture stating you can safely go above 1000 mg but this subject added a extra 500 at times per day and was side free . www.lef.org/abstracts/codex/quercetin_index.htm. umm.edu/health/medical/altmed/supplement/quercetin. Imsorry I'm on tablet so I had to hand write the sites ,and like I said I'm not a teen user but for those of you who are I hope you find this information helpful. Also there is this site www.naturalmedicinejournal.com/article_content.asp?artical=95. And also it has been shown to help lipids and inflammationtion of the prostate.