FDA warning letters to peptide sellers, 2026
1 letter dated 2026 is on record for storefronts in the registry. Each row gives the date printed on the letter, the recipient as the record gives it, the agency's own page and the storefront's status on the day the file was last checked. Other years: 2020, 2021, 2024, 2025 · all years.
| Letter date | Recipient, as the record gives it | Products named | Storefront at last check | Letter | Pages |
|---|---|---|---|---|---|
 NuScience PeptidesNuScience Peptides LLC, Cornelius, North Carolina | 9 products | On watchlist | fda.gov ↗ | letter page · file C |
What the record says each letter concerned
From the letter pages- NuScience Peptides: letter dated 2026-08-24The record counts nine products named in the letter, GLP-class products among them, each described by the agency as an unapproved new drug.C
Reader questions
Answered from the fileWhich peptide sellers on file received an FDA warning letter in 2026?
NuScience Peptides, letter dated 2026-08-24, addressed to NuScience Peptides LLC, Cornelius, North Carolina. The list covers storefronts the desk keeps a file on, not every recipient in the agency's database.
Are the 2026 recipients still trading?
NuScience Peptides: on watchlist at the check on 2026-10-19.
Products are described only as GLP-class products or products named in the letter; the agency's own wording is on fda.gov. The tracker lists every year; the watchlist carries closures alongside the letters. Every storefront listed sells material labeled for laboratory research use only.