H-β-HoPhe-OH.HCl is a phenylalanine derivative. H-β-HoPhe-OH.HCl, like other amino acids and amino acid derivatives, is commercially utilized as an ergogenic supplement that influences anabolic hormone secretion, provides energy during exercise, enhances mental performance under stress-related tasks, and prevents exercise-induced muscle damage, demonstrating its value as a dietary intervention for performance optimization and physiological enhancement.