Blackstone Labs - Myo-Stack 1st phorm 400mg Caffeine Anhydrous - one

400mg Caffeine Anhydrous - one of the highest doses available in a pre-workout

Green Tea Extract: Extremely high in antioxidants

controlled energy

This adaptogenic blend of six powerful mushrooms has been shown in research to increase VO2 max

Blackstone Labs - Myo-Stack 1st phorm 400mg Caffeine Anhydrous - oneBLACKSTONE LABS MYO STACK Myo Stack is Blackstone Labs' most comprehensive natural anabolic formula a myostatin inhibition stack that attacks the genetic ceiling on muscle growth from multiple angles simultaneously. Combining epicatechin, laxogenin, and additional natural anabolic compounds, Myo Stack creates a multi pathway anabolic environment that produces lean muscle gains, strength improvements, and body composition changes that natural athletes