# FDA Warning Letter: Royal Peptides LLC
> 2026-09-01 · Center for Drug Evaluation and Research (CDER) · `061f32e6695abcdd`
## Letter
- **Company:** Royal Peptides LLC
- **Posted Date:** 2026-09-01
- **Letter Issue Date:** 2026-08-24
- **Issuing Office:** Center for Drug Evaluation and Research (CDER)
## Subject
Unapproved New Drugs/Misbranded
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*Source: [FDA Warning Letters](https://www.fda.gov/inspections-compliance-enforcement-and-criminal-investigations/compliance-actions-and-activities/warning-letters) · MORVS · CC0 1.0*