A pre-workout is generally used to get more energy to workout in lay man’s terms, and that helps in achieving the user’s goals faster and more efficiently. Having more energy during a workout works as an obvious benefit, and this boost is mainly due to one main ingredient: caffeine. Any pre-workout containing caffeine acts as a stimulant, helping you feel energized and ready. When caffeine and arginine are combined, the result is even more powerful.

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