Unraveling volatile metabolites in pigmented onion (Allium cepa L.) bulbs through HS-SPME/GC–MS-based metabolomics and machine learning

IntroductionColored onions are favored by consumers due to their distinctive aroma, rich phytochemical content, and diverse biological activities. However, comprehensive analyses of their phytochemical profiles and volatile metabolites remain limited.MethodsIn this study, total phenols, flavonoids,...

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Bibliographic Details
Main Authors:	Kaiqi Cheng, Jingzhe Xiao, Jingyuan He, Rongguang Yang, Jinjin Pei, Wengang Jin, A. M. Abd El-Aty
Format:	Article
Language:	English
Published:	Frontiers Media S.A. 2025-04-01
Series:	Frontiers in Nutrition
Subjects:	pigmented onion volatile flavor metabolomics machine learning models HS-SPME/GC–MS
Online Access:	https://www.frontiersin.org/articles/10.3389/fnut.2025.1582576/full
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Unraveling volatile metabolites in pigmented onion (Allium cepa L.) bulbs through HS-SPME/GC–MS-based metabolomics and machine learning

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