Hexanoyl glycine is primarily used in research and development within the field of biochemistry and metabolomics. It serves as a metabolite in studies related to fatty acid metabolism and can be employed as a biomarker for certain metabolic disorders. Its applications extend to investigating the pathways and mechanisms of acyl glycines in biological systems. Additionally, it is utilized in the synthesis of more complex biochemical compounds for experimental purposes, aiding in the understanding of enzymatic processes and metabolic interactions.