Streamlined LC-HRMS-based determination of sterols and triterpenic alcohols in edible oils for authentication purposes

Key Points

• This research aims to simplify the determination process of sterols and triterpenic alcohols in edible oils for better quality and authenticity evaluation.
• Proposed a simplified sample preparation protocol with no derivatization step.
• Conducted LC-MS analysis of sterols and triterpenic alcohols using electrospray ionization.
• Utilized Principal Component Analysis (PCA) to differentiate classes of edible oils.
• Successfully differentiated various classes of edible oils utilizing PCA.
• Achieved streamlined analysis with significant time and resource savings.
• Demonstrated potential for improved quality assessment of edible oils.