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Study Questions Benefits of Caffeine in Pre-Workout Supplements

6/19/2025

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Summary

Story summary

A recent study in the Journal of the International Society of Sports Nutrition reveals that caffeinated, protein-packed pre-workout supplements might not outperform carbohydrate-only options for resistance training. Involving 43 middle-aged participants, the research underscores the urgent need for more rigorous studies in the often murky world of sports nutrition.

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Story summary

A recent study in the Journal of the International Society of Sports Nutrition reveals that caffeinated, protein-packed pre-workout supplements might not outperform carbohydrate-only options for resistance training. Involving 43 middle-aged participants, the research underscores the urgent need for more rigorous studies in the often murky world of sports nutrition.