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红肉税和警告标签对随机对照试验中选择的食品组的影响
Amelia Willits-Smith1, Lindsey Smith Taillie1,2, Lindsay M Jaacks3
1Carolina Population Center, University of North Carolina at Chapel Hill, 27516, Chapel Hill, NC, USA.
概括
红肉的警告标签和税收减少了加工和未加工红肉的消费. 这些政策也增加了奶酪的购买量,并影响了其他食物的选择,影响了整体的饮食模式.
科学领域:
- 营养科学 营养科学
- 消费者行为研究 消费者行为研究
- 公共卫生政策 公共卫生政策
背景情况:
- 高量的红肉和加工肉类消费对健康和环境构成风险.
- 警告标签和税收等现有政策显示了减少红肉摄入量的潜力.
- 对于这些政策如何影响特定的肉类子类别和替代食品选择的理解有限.
研究的目的:
- 调查消费者对警告标签和红肉税的反应.
- 评估这些干预措施对各种食品组的购买的影响,包括加工/未加工肉类和非红肉替代品.
- 评估警告标签,税收及其组合对饮食选择的影响.
主要方法:
- 一项随机对照试验,涉及3518名美国成年人在网上杂货购物任务中.
- 参与者被分配到控制,仅警告标签,仅税收或联合警告标签 + 税收组.
- 食品选择按动物/植物来源,加工水平和肉类种类进行分类,以评估干预效应.
主要成果:
- 所有干预措施都减少了加工肉类 (主要是加工猪肉) 的选择.
- 税收和联合干预措施减少了未经加工的肉类 (主要是未经加工的牛肉) 的选择.
- 干预增加了奶酪选择;联合干预增加了加工家禽选择;豆类选择增加了仅税收.
结论:
- 旨在减少红肉消费的政策影响其他食品类别的选择.
- 这些发现凸显了在应对红肉减少政策时可能发生的更广泛的饮食转变.
- 了解这些转变对于制定有效的公共卫生和环境战略至关重要.
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