Rockstar Energy Zero Carb

Frequently asked questions

How much caffeine is in Rockstar Energy Zero Carb?

Rockstar Energy Zero Carb by Rockstar contains 240mg of caffeine per can.

Is Rockstar Energy Zero Carb sugar-free?

Yes, Rockstar Energy Zero Carb is sugar-free.

How many calories are in Rockstar Energy Zero Carb?

Rockstar Energy Zero Carb has 25 calories per can.

How does the caffeine in Rockstar Energy Zero Carb compare to daily guidelines?

One can (16 fl oz): 240 mg caffeine (about 15 mg per fl oz), about three-quarters of the FDA's 400 mg a day guideline for healthy adults.

Does Rockstar Energy Zero Carb have more caffeine than a cup of coffee?

Yes. At 240 mg, Rockstar Energy Zero Carb has about as much caffeine as 2.5 cups of brewed coffee (an 8 oz cup of brewed coffee has about 95 mg, per the USDA).

What sweetens Rockstar Energy Zero Carb?

Sweetened with Sucralose and Acesulfame Potassium.

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