Caffeine in Drinks

Rockstar 2x Energy Drink

Rockstar 2x Energy Drink
Caffeine
250 mg
per 12 fl oz
EXTREME
This drink contains extreme levels of caffeine.
What's your limit? Calculate now →
Calories
0
kCal
Sugar
1
grams
Discontinued? This item may no longer be available.

Rockstar 2x Energy Drink  is the original Rockstar flavor with low carbs and double the caffeine.

Rockstar 2x now comes is a 16oz. can which truly doubles the caffeine of regular RockStar with 320mg of caffeine per can.

 

Review

This review was completed by an independent drink reviewer and does not necessarily reflect the views or beliefs of this site.

Ingredients in Rockstar 2x Energy Drink

See Our Review

Is Rockstar 2x Energy Drink high in caffeine?

Rockstar 2x Energy Drink contains 250 mg of caffeine in a 12 fl oz can.

This equates to 20.83 mg of caffeine for every fl oz and 70.45 mg for every 100 ml.

250 mg
Rockstar 2x Energy Drink
160 mg
Monster energy
80 mg
Red bull
60 mg
Instant Coffee
35 mg
Coca-cola

Sources

our review See other references.

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