Performance Nutrition Digest

Performance Nutrition Digest

Combining caffeine with L-theanine enhances performance and reduces side effects ✅

An ideal combination of ingredients?

Tom Coughlin's avatar
Tom Coughlin
Sep 27, 2025
∙ Paid

Performance-enhancing effects of caffeine and L-Theanine among Iranian elite wrestlers: a focus on cognitive and specific physical performance

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Study Details

This new study recruited 12 elite male wrestlers who completed four exercise test sessions …

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