Dietary Supplement. 5 calories per serving. Nutrients. B vitamins. Electrolytes. Antioxidants. Health: 1,000 mg vitamin C, zinc, and antioxidants support your immune system. Energy: B vitamins enhance energy naturally - no caffeine, no crash. Electrolytes: Great for post-workout, replace key electrolytes lost through perspiration. Naturally, it's good for you! All of the benefits with only a fraction of the calories - five, if you're counting. With each sip, you can feel the nutrients flow through your body in a wave of Emergen-C rejuvenation. If feeling good is your thing, you found the right box. Feel the good. Fix it how you like it! Less water = more flavor. Less packaging for less waste. Our boxes are printed with vegetable-based inks. Smaller box, less waste. For the same value, this box contains 6% less paper board than previous boxes. This box is recyclable. (These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease).