Bros,There is plenty of infos on Primo.Just do your homework.Boards,internet site,books.Basically it's considered one of finest and safest steroid.No DHT,estrogen or progesterone activity.Very little sides,and the less strong on your HAPTA suppression.I used it and it's one of my favourite(others test prop,tren equi)it gives good quality to the muscles,you only add LBM,and NO SIDES no matter what.Sides with primo,!!!AT REASONABLE DOSAGE!!!happens rarely and only in sensitive individuals.Ok Bro,now just start to do your easy homwork and good luck to find legit shering primos!!