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Microplastics in food and beverages: Predicting people’s risk perception and policy support using a climate change framework.
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Microplastics in food and drink: Predictors of public risk perceptions and support for plastic-reducing policies based on a climate change framework
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People generally worry about microplastics in their food and drinks, and this study found that emotional reactions (like feeling disgusted or anxious) and talking with others about the issue shape how concerned people feel, more so than hard facts alone. People were also more supportive of reward-based solutions (like incentives for companies to cut plastic use) than punishment-based ones (like fines), especially when they trusted science on the topic. This matters because understanding what drives people's concern can help policymakers design better public health messaging and regulations to actually reduce microplastic exposure in our food supply.
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Researchers investigate how public perception of microplastic health risks influences plastic consumption behavior, finding that effective scientific communication about personal health consequences — rather than environmental framing alone — may be more effective at driving reductions in plastic use.
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A survey of 1,000 Korean adults found that hierarchical cultural cognition influenced pro-environmental behavior toward microplastics through risk perception, psychological distance, and negative emotions, while individualist cognition operated only through negative emotions. These findings show that culturally tailored communication strategies — not one-size-fits-all messaging — are needed to translate public awareness of microplastic risks into actual behavior change.
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