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The Ultimate Guide To Creating Master Manufacturing Records (MMRs)

Understanding MMRs

Definition: A Master Manufacturing Record (MMR) is a comprehensive, detailed document outlining how a dietary supplement is manufactured.

Purpose: Ensures consistency in production and compliance with quality standards.

Components of an MMR

(21 CFR Part 111.210)

1. Product Information

  • Name and Description: Clearly define the product’s name, along with a detailed description that includes its form (e.g., capsule, powder).
  • Specifications: Detail the physical, chemical, and biological specifications of the finished product.
  • Ingredients List: Include all components and their specific quantities. This should cover active and inactive ingredients, including excipients.

2. Manufacturing Instructions

  • Detailed Process Steps: Break down the manufacturing process into individual steps. Include specific instructions for mixing, blending, encapsulating, etc.
  • Equipment and Tools: List each piece of equipment, its calibration specifications, and cleaning procedures.
  • Process Parameters: Define parameters like temperature, pH, mixing times, and speeds.

3. Sampling and Testing Procedures

  • Sampling Plan: Define where, when, and how samples should be taken.
  • Identity Testing: Procedures for verifying the identity of ingredients.
  • Purity and Strength Testing: Include methods for testing the purity, potency, and composition of both raw materials and finished products.

4. Control Points and Criteria

  • Critical Control Points (CCPs): Identify points in the process where control is critical to prevent hazards.
  • Criteria for Acceptance: Set specific criteria for each control point. Include action limits and detail the actions to be taken when limits are exceeded.

5. Packaging and Labeling

  • Packaging Specifications: Specify types and sizes of packaging materials.
  • Labeling Requirements: Ensure labels meet FDA regulations, including ingredient lists, nutritional information, and any required warnings.

6. Quality Control Procedures

  • In-Process Controls: Define checks to be performed during manufacturing.
  • Final Product Testing: Detail testing to be conducted on the finished product before release.
  • Record Keeping: Specify how records of these checks will be maintained.

7. Batch Record Specifications

  • Record Templates: Create templates for batch records that mirror the MMR.
  • Batch-Specific Information: Define the information to be recorded for each batch, such as ingredient lot numbers and actual yields.

8. Document Control

  • Revision Management: Establish a system for revising and approving changes to the MMR.
  • Version Control: Implement a system to ensure only the current version of the MMR is in use.

Best Practices for MMR Development

  • Detail-Oriented: Be meticulous in outlining every aspect of the manufacturing process.
  • Compliance Focused: Ensure all procedures comply with relevant FDA guidelines.
  • References: Some of the components of the MMR, such as specifications and labels, can be referenced instead of explicitly listed in the MMR. 
  • Clear and Concise: Make the MMR easily understandable for staff at all levels.
  • Regular Reviews: Periodically review and update MMRs to reflect any changes in processes, equipment, or regulations.

Implementing MMRs

  • Training: Train your staff thoroughly on the MMRs.
  • Accessibility: Ensure MMRs are easily accessible to relevant personnel.
  • Monitoring Compliance: Regularly audit manufacturing processes against the MMRs.

Review and Update

  • Continuous Improvement: Regularly review MMRs for opportunities to improve.
  • Regulatory Updates: Stay informed about regulatory changes and update MMRs accordingly.

Conclusion

Creating an effective MMR is crucial for ensuring consistency, quality, and regulatory compliance in the manufacturing of dietary supplements. By following these guidelines and best practices, you can establish a robust framework for your manufacturing processes under 21 CFR Part 111. 

Download the free checklist to make sure you include all the essential elements in your MMRs:

For more information or help automating the MMR creation process, check out ezGMP, or email us at hello@amni.ai.

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