Exercise-related metabolites are a class of bioactive substances produced or regulated during physical activity, encompassing various types of compounds such as amino acids (e.g., glutamine, branched-chain amino acids, citrulline), metabolic products (e.g., lactate, ketone bodies), and hormones (e.g., testosterone, growth hormone). These metabolites play indispensable roles in energy metabolism, protein synthesis, tissue repair, and immune regulation, serving as a critical foundation for maintaining skeletal muscle function and metabolic homeostasis (DOI: 10.3390/foods13091424).