Why is NAC banned? The FDA's Evolving Stance on N-Acetyl Cysteine Supplements
•
3 min read
In July 2020, the FDA issued warning letters citing a decades-old legal provision, which caused confusion and led retailers like Amazon to restrict sales of NAC supplements. This sparked the widespread question, **why is NAC banned**, and ignited a major regulatory debate over the status of N-acetyl cysteine as a dietary ingredient.
