Peptide FDA Status in 2026: BPC-157, TB-500 and the 503A List

Last reviewed: November 11, 2026. This page is updated when the FDA acts.

Where things stand (November 2026): an FDA advisory committee has recommended allowing pharmacies to compound six popular peptides, including BPC-157 and TB-500. That vote is advice, not a rule change. As of our last review, the FDA had not added any of them to its compounding list, and none of them is an FDA-approved drug.

Timeline

DateWhat happened
2023The FDA placed 19 peptide-related substances, including BPC-157, in “Category 2” of its interim compounding policy, the group it flagged for potential significant safety risks. In practice, pharmacies stopped compounding them.
April 15, 2026The FDA announced it would remove 12 of those peptides from Category 2 after their nominations were withdrawn. Removal did not make them eligible for compounding.
July 23–24, 2026The Pharmacy Compounding Advisory Committee (PCAC) reviewed seven peptides. It voted to recommend six for the 503A bulks list: BPC-157, KPV, TB-500, MOTS-c, Semax and Epitalon. It voted against Emideltide (DSIP). Several votes were close; BPC-157 passed 8 to 6 with one abstention.
NextThe FDA decides whether to follow the committee. Adding a substance to the list requires formal rulemaking with public comment, which takes time. FDA staff had recommended against listing all seven.

What the terms mean

  • 503A pharmacy: a state-licensed compounding pharmacy that fills prescriptions for individual patients.
  • 503A bulks list: the FDA’s list of ingredients those pharmacies may compound with when there is no approved drug or official monograph.
  • Category 2: an interim label for nominated ingredients the FDA believed raised significant safety concerns.
  • PCAC: outside experts who advise the FDA. The agency usually considers their advice but isn’t bound by it.

What this means for you

  • A committee recommendation is not FDA approval, and it is not proof that a peptide works. The committee reviewed BPC-157 for one specific use, ulcerative colitis.
  • Until the FDA finishes rulemaking, the legal status of compounding these peptides remains uncertain. A licensed prescriber and pharmacy can tell you what they can lawfully provide today.
  • “Research use only” vials sold online were not part of this process. The vote did nothing to make them safe or lawful to inject.
  • FDA-approved peptide medicines such as semaglutide and tirzepatide are a separate matter with their own rules.

New to the topic? Start with what peptides are, then see how to find a legitimate provider.

Educational only. This page is general information, not medical or legal advice, and it does not include dosing instructions. Talk to a licensed clinician before starting, changing or stopping any treatment. Rules change, so check the date on this page.

Sources

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Vessel Green is educational only and is not medical advice. Always talk to a licensed clinician. We don't sell peptides or prescription products.