HR Labs Defib™ Proven Edition

The world’s best pre-workout?

The Key to success is excess. Overloaded for elite training only DEFIB PROVEN Edition combines the complete stimulant system of our ultimate all in one pre, DEFIB™, with the full performance matrix of our non-stim pre, PROVEN™, in a maxed out 34g serving.

Formulated for athletes who won’t settle for 100% we have amped this up with zero compromises. You won’t find anything else like it… because nothing comes close.

Super Limited Edition.