Naturally flavored. 0 g sugar; 0 calories; 200 mg caffeine. Zero sugar. No artificial colors. Caffeine: 200 mg per 16 fl oz (1 can). Superhuman performance. Betapower. Carnosyn. Awaken your super. Tap into the explosive energy of C4 to unleash superhuman performance and dominate life. Carnosyn: This patented form of beta-alanine has been clinically shown to fight fatigue and improve muscular endurance. Within minutes of drinking C4, you may feel a tingling sensation from beta-alanine, signaling that your body is primed for superhuman performance (Studies have shown performance benefits of beta-alanine to be correlated with muscle carnosine concentrations, which increase with cumulative use). BetaPower: This clinically studied, natural form of betaine is derived from beets, a powerful superfood that supports hydration and physical performance. C4rewards.com. www.c4energy.com. (at)C4energy. Instagram. $10 Thirsty for more? Join C4 rewards and earn $10 credit today! C4rewards.com. Made in the USA using strategically sourced domestic and imported ingredients and components.