There's allot of benefit to using an AI, while on a test cycle. I think the idea that gains are diminished comes from those who associate water retention with gains. A low AI dose will help keep you healthy and shouldn't eat into real gains.
yes when ran to high!!!! like all have mentioned above.... cycle a.i's right and you will have no worries i for one will take em daily GOT to have for blasting BIG DOG DOSAGES!!!!
Ill take a little less gain over gyno and leaky nipples anyday. Overdosing can cause loss of gains, but also to low estregen levels are bad for your joints.A little goes a long way