best workout/focus supplement

[Phate]

what do you guys think is the best compound to increase workout intensity and focus? i don't mean a product, i mean something in powder form?

Chocamine?
caffeine?
yohimbine?
any other i've missed

[spywizard]

best i've used.. amplify 02

focus, energy, heat no jitters

[Phate]

best i've used.. amplify 02

focus, energy, heat no jitters

yeah, i have some of that ordered, but i meant something i can order as a bulk powder and cap myself

[goose]

as bulk powder Beta Alanine ,Taurine and L-Ornithine alpha-ketoglutarate.These really work and are amazing.

[spywizard]

as bulk powder Beta Alanine ,Taurine and L-Ornithine alpha-ketoglutarate.These really work and are amazing.

can't ask for more than that..

[g0dsend]

I can vouch for amp02 too...

[will_work]

no vapor worked really good for me
it f*c*ed with my mind tho. but damn really worth it imo.