C4 Original delivers fast, explosive energy built for athletes who want intensity without complication. With 150 mg of caffeine, CarnoSyn® beta-alanine, and a creatine-nitrate pump blend, it sets the tone for powerful training sessions from the very first scoop.<br><br>

This formula supports endurance, sharper training output, and iconic C4 performance consistency. Beta-alanine helps you push longer before fatigue hits, while creatine nitrate and citrulline malate elevate blood flow and muscle contraction quality. A focused energy blend — including caffeine and velvet bean extract — keeps the mind locked in so your effort stays high from warm-up to last rep. Trusted for over a decade, C4 Original remains a go-to for athletes who want clean, reliable drive with every session.