A Summary of the Key Differences Between the FDA’s Drug and Dietary Supplement GMPs Share page: In general, the Part 111 GMP requirements, although similar, are less stringent and tend to be more flexible than the Part 211 GMP requirements. Document(s) to download: Summary-of-Key-Differences-Between-FDA-Drug-Dietary-Supplement-GMPs-03042015.pdf (147.02 KB) Issues: OTC Medicines Dietary Supplements Other Issues Quality Related Posts Press Releases and Statements CHPA Applauds Bipartisan Bill to Streamline Access to Next-Generation Sunscreens in the U.S. Jun 4, 2025 Comments Comments Regarding Amending OTC Monograph M012: Cold, Cough, Allergy, Bronchodilator, and Antiasthmatic Drug Products for Human Use May 7, 2025 Letter Letter Regarding Office of Management & Budget Request for Information: Deregulation May 12, 2025