ArticleFoods (Basel, Switzerland)2025
Analysis of the Generation of Harmful Aldehydes in Edible Oils During Sunlight Exposure and Deep-Frying Using High-Field Proton Nuclear Magnetic Resonance Spectroscopy.
Article in Foods (Basel, Switzerland), 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.
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The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.
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Who cites it
2 citing papers in PubMed.
- Formation Mechanisms, Molecular Pathways, Mitigation Strategies, and Indoor Safety Risk Analysis of Cooking Oil Fumes.Foods (Basel, Switzerland) · 2026Review
- Effects of Dietary Ammonium Chloride Supplementation on the Lipidome and Volatile Flavor Compounds in the Subcutaneous Adipose Tissue of Tibetan Sheep.Foods (Basel, Switzerland) · 2026Article
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Authors and funding
2 authors.
Funding
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Abstract
Edible oils are essential dietary components that provide crucial micronutrients. However, their quality can deteriorate during frying-a common cooking method-and with prolonged light exposure due to chemical reactions such as hydrolysis, oxidation, and polymerization. These processes lead to the formation of harmful compounds, particularly aldehydes. This study investigates how thermal and light exposure impact the chemical composition of five widely used edible oils: olive, rapeseed, sunflower, sesame, and peanut oils. For the thermal treatment, the oils were heated to 190 ± 5 °C in a commercial fryer, with samples taken at the start and after 10 min and 60 min of heating, while intermittently frying chicken nuggets to simulate typical frying conditions. For the light exposure treatment, the oil samples were exposed to direct sunlight for 3 and 8 h, with control samples being collected beforehand. The oil composition was analyzed using an advanced 800 MHz nuclear magnetic resonance (NMR) instrument with a triple-resonance inverse cryoprobe, providing high sensitivity and resolution. The results revealed a significant increase in various aldehyde compounds in all oils under both thermal and light exposure conditions. Notably, this study identified the generation of genotoxic and cytotoxic
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