本則回應

• Ann標記此篇為：❌ 含有不實訊息

  理由

  與事實相反。美國近年為拓展「出口市場」，才逐漸增加無使用瘦肉精的豬隻養殖比例，並非「有瘦肉精的都是外銷」。
  
  據報導估計，2013年美國約有60%的豬隻使用萊克多巴胺，但到2019年，比例降為22%。
  2013年美國農業部開始針對出口市場，實行「無使用β-腎上腺受體素認證（Never
  
  
  閱讀更多

  出處

  Tyson moves to ractopamine-free pork production: U.S. hog capacity now 78% ractopamine free in response to growing global demand resulting from foreign African swine fever outbreaks.（2019）
  https://www.feedstuffs.com/news/tyson-moves-ractopamine-free-pork-production
  
  【美國農業部】Never Fed Beta-Agonists Programme
  https://www.ams.usda.gov/services/imports-exports/beta-agonists
  
  New Type of Drug-Free Labels for Meat Has U.S.D.A. Blessing（2015）
  https://www.nytimes.com/2015/09/05/busin⋯e-labels-for-meat-has-usda-blessing.html

  Tyson moves to ractopamine-free pork production

  https://www.feedstuffs.com/news/tyson-moves-ractopamine-free-pork-production

  U.S. hog capacity now 78% ractopamine free in response to growing global demand resulting from foreign African swine fever outbreaks.

  https://www.ams.usda.gov/services/imports-exports/beta-agonists

  Cannot get data from URL

  New Type of Drug-Free Labels for Meat Has U.S.D.A. Blessing

  https://www.nytimes.com/2015/09/05/business/new-type-of-drug-free-labels-for-meat-has-usda-blessing.html

  Consumers will soon see the phrase “produced without ractopamine,” which helps add muscle to animals, on packages of some pork products.