Why Chinese Fentanyl Factories Are Making Peptides Now

为什么中国芬太尼工厂现在开始制造肽类化合物?

The Journal.

2026-10-08

16 分钟
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The world’s biggest chemical industry is in China. For years, Chinese factories have also been a major producer of ingredients used to make fentanyl, the synthetic opioid that has contributed to thousands of deaths in the U.S. After a recent crackdown in China, WSJ’s Patricia Kowsmann reports that some of those same factories are now entering a new booming U.S. market: bootleg peptides. Imani Moise hosts. Further Listening: - Peptides Are Everywhere. Businesses Are Cashing In. - How Cocaine is Flooding in Europe Sign up for WSJ’s free What’s News newsletter. Learn more about your ad choices. Visit megaphone.fm/adchoices
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  • If a chemical exists, there's a good chance

  • that a factory in China can make it and sell it for less than almost anyone else.

  • Now, there are tons of like super legit Chinese chemical producers.

  • That's our colleague Patricia Kausman.

  • She's based in Singapore.

  • And then there's like a whole layer of underground ones.

  • So when you say underground, what type of products were they selling?

  • These Chinese chemical producers, they are the big providers of fentanyl ingredients,

  • which, of course, became a big issue in the U.S.

  • We are in the midst of the worst drug crisis in U.S.

  • History.

  • The drug is fentanyl.

  • Fentanyl is a highly potent opioid.

  • It's at least 50 times more potent than heroin.

  • The synthetic drug fentanyl has been having

  • and is having a devastating effect on our communities all across these United States.

  • Today, fentanyl continues to be the leading cause of overdose deaths in America.

  • According to the Government Accountability Office, there were almost 50,000 deaths from synthetic opioids in 2024 alone.

  • For almost a decade, the U.S.

  • Government has been trying to crack down on Chinese companies