Pentadecanoic acid is utilized in various research applications, particularly in the study of lipid metabolism and its role in human health. It is often used as a biomarker in nutritional studies to assess dietary intake and metabolism of fatty acids. In the field of biochemistry, it serves as a standard or reference compound in gas chromatography and mass spectrometry for the analysis of fatty acid composition in biological samples. Additionally, pentadecanoic acid is explored in the development of lipid-based drug delivery systems due to its unique properties, which can enhance the stability and bioavailability of pharmaceutical compounds. Its potential antimicrobial properties are also being investigated for applications in food preservation and healthcare products.