商业和传统乳制品中的微塑料污染:发生情况,特征和潜在风险
Sadia Sultana Mitu1, Gopal Chandra Ghosh1, Tapos Kumar Chakraborty1
1Department of Environmental Science and Technology, Jashore University of Science and Technology, Jashore, 7408, Bangladesh.
Current research in food science
|February 12, 2026
概括
微塑料 (MP) 在孟加拉国乳制品中普遍存在,聚乙烯等纤维占主导地位. 包装和加工有助于污染,造成潜在的健康风险,特别是对儿童.
科学领域:
- 环境科学 环境科学
- 食品安全 食品安全
- 毒理学 毒理学 毒理学
背景情况:
- 微塑料 (MP) 污染是一个日益严重的全球问题.
- 乳制品是人类饮食的重要组成部分.
- 关于孟加拉国乳制品中MP污染的数据有限.
研究的目的:
- 调查孟加拉国广泛消费的乳制品中的微塑料的存在,特性和潜在的健康风险.
- 确定乳制品中微塑料的类型和来源.
- 评估从乳制品中摄入微塑料所带来的潜在人类健康风险.
主要方法:
- 分析了来自孟加拉国的15种 (工业和传统) 乳制品.
- 微塑料丰富性的量化 (MPs/kg).
- 聚合物类型和形态的识别 (纤维占主导地位).
- 使用各种指数评估污染水平.
- 儿童和成人每日微塑料摄入量的估计.
主要成果:
- 微塑料的丰度范围从1643±94到5143±120 MPs/kg之间.
- 工业酸奶和奶粉的污染程度最高.
- 由聚乙烯 (68-73%) 和聚烯 (17-20%) 组成的纤维 (78-90%) 占主导地位.
- 污染指数显示污染水平中等至高.
- 估计的每日摄入量因年龄而异,儿童面临更高的暴露.
结论:
- 孟加拉国的乳制品受到微塑料的严重污染,主要来自包装和加工.
- 乳制品中的微塑料存在潜在的健康风险,需要紧急的减轻策略.
- 需要标准化的方法来减少食品供应链中的微塑料污染.
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