Volatile flavor and digestion behavior of peanut protein-based patties: Role of lipid type and oil phase incorporation method

文献类型: 外文期刊

第一作者: Chen, Ying

作者: Chen, Ying;Zhang, Lin;Wang, Weifei

作者机构:

关键词: Plant-based patties; Acylglycerol; Volatile flavor; Digestion behavior

期刊名称:FOOD BIOSCIENCE ( 影响因子:5.9; 五年影响因子:6.1 )

ISSN: 2212-4292

年卷期: 2025 年 68 卷

页码:

收录情况: SCI

摘要: This study investigated the effects of lipid types [triacylglycerol (TAG) and diacylglycerol (DAG)] and oil incorporation methods (direct addition and emulsion addition) on the volatile flavor and digestion behavior of peanut protein patties. Using gas chromatography-mass spectrometry (GC-MS), we identified 26 volatile compounds in fresh oil-free patties, including aldehydes (7), alcohols (7), acids (3), ketones (3), pyrazines (2), furans (2) and 2 other compounds. Meanwhile, it was observed that DAG significantly increased the concentration of aldehydes, alcohols and pyrazines (e.g., nonanal, 2-ethyl-1-hexanol and 3-ethyl-2,5-dimethyl-pyrazine) in cooked patties compared to TAG, but pre-emulsification reduced its flavor contribution. Moreover, direct oil addition improved spice retention via hydrophobic interactions, while emulsified lipids minimized flavor loss through a compact protein network. During digestion, the free oil phase promoted the proteolysis of patties, whereas the pre-emulsified lipid accelerated the occurrence of lipolysis. The bioavailability of fat-soluble nutrients ranked as DAG emulsion > TAG emulsion > DAG > TAG, highlighting the efficacy of emulsified DAG in nutrient absorption. This work will provide a reference for the application of lipids in meat analogs.

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