is 5'11 165lbs 6% ok to juice for a 1st time?

[Dude-Man]

you should really wait until you stop gaining naturally.

[UrbanLegend]

you should really wait until you stop gaining naturally.

Exactly. Save gear for when gaining muscle naturally means only a few lbs of muscle even on the most extreme bulking diet, and leaves you mostly gaining fat. AT 6% BF and your stats you can probably bulk up pretty nicely and stay lean during the process, I think you have a ways to go naturally.