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.

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