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# Guidance on N-Acetyl-L-Cysteine Policy
- URL: https://www.fdaweb.com/guidance-on-n-acetyl-l-cysteine-policy/
- Published: 2022-04-22T12:00:00.000Z
- Updated: 2026-09-14T17:41:51.000Z
- Author: David McFarland
- Tags: FDA Policy/General, #legacy-id-D5151659

*Federal Register* notice: FDA has made available a draft guidance entitled *Policy Regarding N-acetyl-L-cysteine*. The document explains the agency’s intent to exercise enforcement discretion with respect to the sale and distribution of certain products that contain N-acetyl-L-cysteine and are labeled as dietary supplements. To view the notice, click [here](https://www.govinfo.gov/content/pkg/FR-2022-04-22/pdf/2022-08560.pdf?ref=fdaweb.com).