dude..its creatine,,,not some steroid....no, it will not affect ur eyesight and wont mess up your kidneys if u r taking d recommended 5 grams a day...2-3 days....dats just illogical...nothng works dat fast....try a good quality creatine mono or creatine nitrate...its one of d safest and most effective supplements....u need to get ur facts right

I think he was being sarcastic, 19addy...