Shows effective authentication of edible oils using streamlined LC-HRMS analysis, suggesting improved quality evaluation.
• Sterols are key markers for evaluating both quality and authenticity. • Simplified sample preparation protocol is proposed with no derivatization step. • LC-MS analysis of sterols and triterpenic alcohols using electrospray ionization. • Different classes of edible oils were successfully differentiated using PCA.
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Caño-Carrillo et al. (2026) studied this question.
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