C4 Smart Energy is the ultimate on-the-go companion to fuel your ambitions and keep you focused on achieving greatness. With his mouthwatering flavors, C4 Smart Energy provides natural energy for both your everyday routines and extraordinary dreams.
C4's Ultimate Pre-Workout Shots deliver rapid energy boosts and explosive focus thanks to the 200mg Caffeine, 2000mg L-Citrulline, 2000mg CarnoSyn Beta-Alanine and 800mg BetaPower Betaine.