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China investigates illegal use of formaldehyde in cabbage preservation

Chinese authorities are investigating reports of formaldehyde being used to extend the shelf life of cabbages, a practice that violates national food safety regulations. The chemical, classified as a carcinogen, is strictly prohibited as a food preservative in China, the world's leading cabbage producer.

LSN World News · 24 August 2026

China investigates illegal use of formaldehyde in cabbage preservation

Regulatory agencies in China have launched an investigation into the alleged use of formaldehyde as a preservative in cabbage production and distribution, underscoring ongoing concerns about food safety practices in the country's agricultural sector. The chemical compound, which poses documented health risks to consumers, is expressly banned for use in food preservation under Chinese law.

As the global leader in cabbage cultivation and consumption, China's food safety protocols are subject to intense scrutiny. The discovery of formaldehyde use in vegetable preservation raises questions about enforcement mechanisms and compliance across the supply chain, from farms to retail markets.

Formaldehyde has long been recognized as a potential health hazard, with exposure linked to various medical conditions. Its application in food preservation represents a flagrant violation of food safety standards designed to protect consumers. The investigation aims to identify the extent of the practice and determine responsibility across production and distribution networks.

China has conducted similar investigations into contaminated food products in recent years. Authorities have emphasized their commitment to strengthening oversight of agricultural practices and ensuring compliance with domestic food safety regulations. The outcome of this inquiry could prompt enhanced monitoring protocols across the sector.