GMP Audit Program for Dietary Ingredients and Supplements

GMP Audited

Use the most authoritative source for dietary supplement GMP audits

  • USP's Good Manufacturing Practices (GMP) audit program specializes in dietary supplement and ingredient manufacturing facilities. 
  • Our dietary supplement GMP standards predate DSHEA and FDA cGMPs.
  • USP's commitment to protecting public health through standards and related programs spans nearly 200 years.

USP Verification enrollment not required

  • While encouraged to join the USP Verification Program, it is no longer a requirement to be audited by USP.
  • For no additional fee, audit results may be applied to the USP Verification Program in the first year of participation.*

Prepare for new audit requirements

Our GMP audit criteria help you to exceed FDA cGMP requirements.

USP General Chapter <2750> vs. FDA cGMPs for Dietary Supplements:

Audit RequirementUSP GMPsFDA GMPs
Recall ProceduresYesNone
Expiration Dating and Stability TestingYesNot Addressed
Identity Testing for IngredientsAll IngredientsOnly Dietary Ingredients

Get Started

Contact USP Senior Director of Verification Programs, John Atwater, at +1-301-816-8529 or

You can also complete the online application form to join the program.

*Restrictions apply. Contact for more information.