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# Guide on Dietary Supplement Master Files
- URL: https://www.fdaweb.com/guide-on-dietary-supplement-master-files/
- Published: 2024-04-04T12:00:00.000Z
- Updated: 2026-09-14T14:27:24.000Z
- Author: David McFarland
- Tags: FDA Policy/General, #legacy-id-D5156712

*Federal Register* notice: FDA is making available a draft guidance entitled “New Dietary Ingredient Notification Master Files for Dietary Supplements.” The document provides recommendations to the dietary supplement industry on master files for new dietary ingredients. It is intended to help industry comply more easily with the new dietary ingredient notification requirement by providing recommendations on submitting and using master files that contain identity, manufacturing, or safety data that can be used to support a new dietary ingredient notification. To view the notice, click [here](https://www.govinfo.gov/content/pkg/FR-2024-04-04/pdf/2024-07095.pdf?ref=fdaweb.com).