Frequently Asked Questions

Click on the topics below to access answers to questions and information about USP products and services.

• USP Reference Standards
• Food Chemicals Codex
• USP Pharmacopeial Education
• USP Verified—Dietary Supplements
• USP Verified—Dietary Supplement Ingredients
• USP Verified—Pharmaceutical Ingredients
• Pending Monographs Guideline
• Technical and Scientific Support for USP Products and Services