从新标准到仪器清单：“预制菜营养标签”检测全面解读

Core Viewpoint - The article discusses the standards and methods for determining nutritional values on food labels, emphasizing the importance of compliance with national standards, particularly the new GB 28050-2025 standard, which will replace the previous version in 2027 [1][2]. Summary by Sections National Standards - The new GB 28050-2025 standard, issued by the National Health Commission and the State Administration for Market Regulation, will take effect on March 16, 2027, and applies to pre-packaged food labels directly provided to consumers [1]. Market Insights - The pre-packaged food market, particularly the "pre-made dishes" segment, is projected to reach 485 billion yuan in 2024 and exceed 1 trillion yuan by 2026 [2]. Nutritional Labeling Requirements - The mandatory content of the nutritional label has been revised from "1+4" to "1+6," where "1" refers to energy and "6" includes protein, fat, saturated fat, carbohydrates, sugars, and sodium [4]. Nutritional Composition Table - The nutritional composition table must include specific values per 100 grams or 100 milliliters, along with a warning for children and adolescents to avoid excessive intake of salt, oil, and sugar [5]. Testing Methods - Nutritional component testing must follow national standards or equivalent methods. If no national standard exists, international standards or authoritative scientific literature may be referenced [5]. Required Instruments - A detailed list of instruments required for nutritional label testing includes analytical balances, nitrogen distillation apparatus, homogenizers, and various types of chromatographs, among others [6][7][8].