How much caffeine is in C4?
How much caffeine is in C4? C4 Energy is a well-known pre-workout drink with 200 mg of caffeine as well as ingredients like beta alanine and citrulline. C4 is one of the best pre-workouts that one can use. It contains high dosage of caffeine which keeps a person awake, sharp, boosts energy and makes a […]
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