保质期长、售价超新鲜蔬菜，速冻蔬菜遭质疑背后：谁在买、值不值

Core Viewpoint - The safety and nutritional value of frozen vegetables are under scrutiny, particularly following concerns about the long shelf life of frozen broccoli, leading to a trust crisis among consumers [1][2][9] Pricing and Market Dynamics - The price of frozen vegetables varies significantly, with some products costing up to twice as much as others, influenced by raw material quality and freezing technology [1][6] - For example, frozen sweet corn prices range from 5.69 yuan for 245g to 52.9 yuan for 2.1kg, indicating a wide price disparity in the market [2][3] - In some cases, frozen vegetables are priced similarly to or even higher than fresh vegetables, with organic sweet corn priced at 13-15 yuan per pound for fresh, while some frozen varieties exceed this price [3] Consumer Behavior and Preferences - B2B restaurant enterprises are a significant consumer group for frozen vegetables, benefiting from reduced labor and material costs, as well as minimized waste [7] - The convenience of frozen vegetables appeals to younger and family demographics, as they save time on preparation [7][18] Nutritional Value and Safety Concerns - There is ongoing debate about the nutritional value of frozen vegetables compared to fresh ones, with studies indicating minimal differences in nutritional content [9][16] - Consumers express concerns about the potential loss of vitamins and the safety of frozen vegetables during storage and transportation [9][16] Industry Standards and Regulations - The development of the frozen vegetable industry is closely tied to regulatory guidance, with recent efforts to establish national standards for pre-prepared foods [17] - Existing standards for frozen vegetables have been in place since 2014, but the execution of these standards by companies needs improvement [17][18] Quality and Transparency - The quality and pricing of frozen vegetables depend heavily on the raw materials used and the efficiency of the supply chain [8][18] - Transparency in labeling and production processes is crucial for building consumer trust in frozen and pre-prepared foods [19]