Food safety and health risks of consuming expired food

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Microbial Growth and Food Safety Risks in Expired Foods

Research shows that as prepackaged and bakery foods approach their expiration dates, the number of harmful bacteria present increases significantly. These bacteria can cause foodborne illnesses and are often resistant to common antibiotics, making infections harder to treat. Consuming foods that are close to or past their expiration date, especially those that have been stored for a long time, poses a serious health risk due to the higher likelihood of contamination with disease-causing microorganisms 12.

Consumer Behavior and Perception of Expired Food Health Risks

Many consumers do not fully understand the difference between "use by" and "best before" dates, leading to confusion about food safety. Studies have found that people often perceive expired "use by" foods, such as milk, as risky but still consider consuming them. This behavior increases the risk of foodborne illness and also contributes to unnecessary food waste. There is a clear need for better education and awareness about the health risks of eating expired foods and the meaning of food labeling 35.

The Role of Food Labeling and Education in Reducing Health Risks

Not checking expiry dates before consuming packaged foods is a common problem, especially in rural and less-educated communities. Educational interventions can improve knowledge about food safety and encourage people to read food labels. However, changing actual behavior—such as avoiding expired foods—remains challenging, even after educational efforts. This suggests that while knowledge can be increased, more targeted strategies are needed to change risky consumption habits .

Conclusion

Consuming expired food, especially prepackaged and bakery items, increases the risk of exposure to harmful, antibiotic-resistant bacteria. Many people are unaware of the true risks or misunderstand food labeling, leading to unsafe consumption practices. While education can improve awareness, changing behavior is more difficult, highlighting the need for ongoing public health campaigns and clearer food labeling to protect consumers from health risks associated with expired foods 1234+1 MORE.

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Most relevant research papers on this topic

Comparative safety analysis of newly prepackaged backed food products and those approaching the expiry date in Bangladesh

Nearly expired prepackaged backed food products contain a large number of food-borne disease-causing bacteria, posing a serious health risk to consumers in developing countries.

2023·

2citations

·Md. Rejwanul Hossain et al.

Heliyon·

DOI

Comparative Analysis of the Safety of Newly Baked Food Items Versus Those that are Close to Expiration

Nearly expired bakery products contain more bacterial communities and potential health risks, especially against commonly used antibiotics.

2022·

0citations

·Md. Rejwanul Hossain et al.

SSRN Electronic Journal·

DOI

The Role of Labels and Perceived Health Risk in Avoidable Food Wasting

Consumers misunderstand the difference between "use by" and "best before" labels, leading to irrational consumption of expired food, contributing to avoidable food waste and health risks.

2020·

16citations

·Magdalena Ankiel et al.

Sustainability·

DOI

Food-Related Health Emergency-Disaster Risk Reduction in Rural Ethnic Minority Communities: A Pilot Study of Knowledge, Awareness and Practice of Food Labelling and Salt-intake Reduction in a Kunge Community in China

Health education effectively improves food-health knowledge and attitudes, but has limited impact on changing relevant behaviors in rural ethnic minority communities.

Non-RCTRigorous Journal

2019·

11citations

·E. Chan et al.

International Journal of Environmental Research and Public Health·

DOI

Qualitative research into the consumption of food with expired ‘use by’ dates

Consumers are more likely to eat food with expired use-by dates if they perceive the food as safe and if they perceive the food as a bargain.

2021·

3citations

DOI

Perlindungan Hukum Terhadap Konsumen Mengenai Peredaran Makanan Kadaluarsa Ditinjau Dari UU No. 8 Tahun 1999 Tentang Perlindungan Konsumen

Law Number 8 of 1999 provides legal protection for consumers and holds business actors responsible for losses caused by expired food, with the Center for Drug and Food Control (BPOM) overseeing the circulation of such food.

2023·

2citations

·P. Wandira et al.

Law, Development and Justice Review·

DOI

BUSINESS ACTORS' RESPONSIBILITIES TOWARDS CONSUMERS FOR EXPIRED PRODUCTS IN SUPERMARKETS

Business actors who violate provisions related to expired food products may face administrative sanctions or legal sanctions, including compensation for damage, pollution, and consumer losses.

2024·

0citations

·Elis Herlina et al.

JILPR Journal Indonesia Law and Policy Review·

DOI

Food Security and Consumer Protection: An Analysis of Sanctions on the Sale of Expired Food Products from the Perspective of Islamic Criminal Law and Positive Law in Indonesia

Islamic Criminal Law emphasizes moral responsibility, while Law No. 8 of 1999 emphasizes legal certainty, highlighting the need for comprehensive and just consumer protection regulations.

2025·

1citation

·Yogi Prasetiyo et al.

Al-Adalah: Jurnal Hukum dan Politik Islam·

DOI

To Dispose or Eat? The Impact of Perceived Healthiness on Consumption Decisions for About-to-Expire Foods

Strong perceptions of food's healthiness can lead consumers to avoid consuming about-to-expire food, leading to increased disposal intentions and decreased preferences.

2024·

6citations

·Jeehye Christine Kim et al.

Journal of Marketing·

DOI

What makes Consumers to Prolong their Consumption on Perishable Food beyond Its Expiration Date

Consumers with high source credibility risk and indecisiveness are more likely to prolong perishable food consumption beyond its expiration date, while physical risk shows no significant impact.

2013·

0citations

·Hyun-Suk Suh et al.

Asia Marketing Journal

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