C4 Original from Cellucor is one of the best-selling pre-workouts globally, with over 2 billion servings sold since 2011. Formulated with high-quality ingredients like CarnoSyn® beta-alanine, N03-T® creatine nitrate, citrulline malate, and 150 mg of anhydrous caffeine, it is designed to maximize workout performance. Vitamin C contributes to normal immune system function, while niacin, and vitamins B6 and B12 help reduce fatigue. This formula is sugar-free and comes in a variety of flavors, each with slight variations in composition. It is recommended to mix 1 serving in 120-180 ml of water before exercise. The product should be stored in a cool, dry place, away from direct sunlight.