22/04/2026
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๐ข๐ฅ๐ข๐ฉ๐ข๐ง๐จ ๐
๐ซ๐๐๐ณ๐๐ซ ๐๐ฎ๐ซ๐ฉ๐ซ๐ข๐ฌ๐: ๐๐๐ ๐๐ซ๐๐๐ฆ ๐๐จ๐ง๐ญ๐๐ข๐ง๐๐ซ๐ฌ ๐๐๐ฉ๐ฎ๐ซ๐ฉ๐จ๐ฌ๐๐ ๐๐จ๐ซ ๐
๐ข๐ฌ๐ก ๐๐ญ๐จ๐ซ๐๐ ๐ ๐โจ
In many Filipino households, opening the freezer can come with a familiar surprise: what appears to be a tub of ice cream actually contains frozen fish. While this practice is often joked about, it reflects a deeper combination of practicality, cultural resourcefulness, and, when done correctly, sound food storage principles. Beyond humor, the habit of reusing cleaned ice cream containers for storing fish highlights how everyday practices can align with both science and sustainability.
Fish is one of the most highly perishable food items due to its high moisture content, neutral pH, and naturally occurring enzymes that accelerate spoilage. Because of this, proper storage is critical to maintain both safety and quality. Freezing is one of the most effective preservation methods, as it significantly slows down microbial growth and enzymatic activity. However, the effectiveness of freezing also depends on how well the food is protected from air and moisture. Containers that are airtight help prevent freezer burn, oxidation, and contaminationโfactors that can degrade the texture, flavor, and nutritional value of fish over time (Food and Agriculture Organization [FAO], 2020).
This is where reused ice cream containers come into play. Most commercially produced ice cream tubs are made from food-grade plastics, commonly polypropylene ( #5), which are generally considered safe for food storage under appropriate conditions. Scientific studies have shown that certain types of plastics, particularly #2, #4, and #5, have relatively low levels of chemical migration when used with cold foods. Since freezing temperatures reduce the movement of molecules, the risk of harmful substances leaching from the plastic into the fish is significantly minimized compared to when plastics are exposed to heat (Muncke et al., 2020). In this sense, using properly cleaned ice cream containers for frozen storage can be a practical and safe option.
Aside from safety, this habit offers several benefits. One of the most notable is cost efficiency. Instead of purchasing specialized storage containers, households make use of materials that are already available. This is especially important in settings where minimizing expenses is a priority. Additionally, the reuse of containers contributes to environmental sustainability. By extending the life cycle of plastic products, households help reduce overall plastic waste, supporting broader efforts toward responsible consumption and waste management. This aligns with the principles of a circular economy, where materials are reused rather than discarded after a single use (Geissdoerfer et al., 2017).
However, despite its advantages, this practice must be approached with caution. Not all plastics are equally safe, and repeated use can lead to wear and tear such as scratches, cracks, or discoloration. These physical changes can create spaces where bacteria may accumulate and can also increase the likelihood of chemical migration over time. Furthermore, improper cleaning of containers may result in cross-contamination, especially when storing raw fish, which can carry pathogens if not handled properly. It is also important to avoid using these containers for reheating or storing hot food, as heat significantly increases the risk of chemical leaching from plastic materials (World Health Organization [WHO], 2015).
To ensure safety, certain best practices should be followed. Containers must be thoroughly washed with soap and water and completely dried before reuse. Only those originally intended for food should be repurposed, and any container that shows signs of damage should be discarded. Labeling is also helpful to avoid confusion and to ensure proper food rotation. By following these simple steps, households can maintain both the safety and quality of stored food.
Ultimately, the Filipino habit of storing fish in reused ice cream containers is more than just a humorous cultural anecdote. It represents a practical response to everyday needs, rooted in efficiency, adaptability, and an intuitive understanding of food preservation. When guided by proper food safety practices, this seemingly simple tradition demonstrates how resourcefulness and science can go hand in hand in promoting both household efficiency and public health.
References
Food and Agriculture Organization of the United Nations. (2020). The state of world fisheries and aquaculture 2020: Sustainability in action. FAO.
Geissdoerfer, M., Savaget, P., Bocken, N. M. P., & Hultink, E. J. (2017). The circular economy โ A new sustainability paradigm? Journal of Cleaner Production, 143, 757โ768. https://doi.org/10.1016/j.jclepro.2016.12.048
Muncke, J., Andersson, A. M., Backhaus, T., Boucher, J. M., Carney Almroth, B., Castillo Castillo, A., Chevrier, J., Demeneix, B. A., Emmanuel, J. A., Fini, J. B., Gee, D., Geueke, B., Groh, K., Heindel, J. J., Houlihan, J., Kassotis, C. D., Kwiatkowski, C. F., Lefferts, L. Y., Maffini, M. V., โฆ Zoeller, R. T. (2020). Impacts of food contact chemicals on human health: A consensus statement. Environmental Health, 19(1), 25. https://doi.org/10.1186/s12940-020-0572-5
World Health Organization. (2015). WHO estimates of the global burden of foodborne diseases. WHO Press.
