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Food Preservative Sorbic Acid Deregulates Hepatic Fatty Acid Metabolism, Chia-Hui Chen, Sin-Ni Ho, Po-An Hu, Yu Ru Kou, Tzong-Shyuan Lee

Journal of Food and Drug Analysis

Sorbic acid (SA) is one of the most commonly used food preservatives worldwide. Despite SA having no hepatotoxicity at legal dosages, its effect on hepatic lipid metabolism is still unclear. We investigated the effect of SA on hepatic lipid metabolism and its mechanism of action in C57BL/6 mice. Daily treatment with SA (1 g/kg in diet) for 4 weeks did not alter the body weight, organ weight, and blood lipids in mice. However, hepatic lipid accumulation, particularly that of triglycerides, fatty acids, and glycerol, but not cholesteryl ester and free cholesterol, was increased with SA treatment. Mechanistically, SA decreased the …