Ractopamine

Ractopamine Paylean 瘦肉精
Beta-adrenergic agonist
Food Safety News
USDA Never Fed Beta Agonists Program
Big Ag's Gift
Animal Welfare Approved
Pork chops and ground pork contaminated with bacteria

Ractopamine rift Hormel 

Smithfield, JBS USA, Tyson Food stop using ractopamine 

美豬美牛都有瘦肉精？8個在美國超市，買到沒有瘦肉精肉品的方法

持續更新：美國超市是否販售瘦肉精ractopamine肉品？