Cellucor C4 Extreme Energy is an extremely intense energy pre-workout. It is packed with 300mg of caffeine plus the latest ingredients including Teacrine to get you focused and energised for the gym. Cellucor have further added the full clinical dose of beta-alanine to reduce lactic acid build up so you can perform better with less fatigue. If you want extra energy that will keep you training for longer, look no further than Cellucor's Extreme Energy!
This product is here to help you get up and go, and rise to any challenge. It's the next step for those who want that extra rush. Its formula features more focus and more endurance than C4 Original.