Grilla Fitness Blog — preworkout

Review of our NEW pre-workout, LEVELS by Fitness Champion Nathan Barnes

We are excited to launch our new Pre-workout product, Levels! Levels is the result of years of testing and development and we believe we have one of the very best Pre-workout Products out there! To put it to the test we asked physique Champion and fitness model Nathan Barnes to review our product for us....this is what he said.