This is simply untrue, yes it will be beneficial, but theres guys on this forum that run tren only cycles. None the less its a debateable topic. You do, however, need the proper ancilaries.
100% correct.
every AAS is derived from testosterone. only difference is they are tweaked. just like adding sugar, salt, lemon to a glass of water. its still derived from water whatever you are drinking even if its called lemonade