Performance Nutrition Digest

Performance Nutrition Digest

Leucine supplementation improves strength, VO2max and central fatigue in endurance athletes 📈

A simple amino acid with big effects.

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Tom Coughlin
Feb 07, 2026
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Effects of Leucine Supplementation on Athletic Performance, Central Fatigue, and Serum Metabolism in Endurance Athletes: A Randomized Controlled Trial and Targeted Metabolomics Study

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Study Details

This new study recruited 20 cross-country skiers to…

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