
Why Some Doctors Are Breaking Rules To Prescribe Peptides
From The Optispan Podcast with Matt Kaeberlein by Optispan
February 25, 2026 · 27 min
About this episode
Dr. Matt Kaeberlein discusses the legal and regulatory aspects of peptides in medicine.
Peptides are everywhere in longevity and functional medicine, but what does the law actually say? In this episode, Dr. Matt Kaeberlein breaks down what a peptide is and the complex regulatory landscape governing peptides in the United States, from FDA approval frameworks to the legal gray zones surrounding compounding pharmacies and unapproved substances.Drawing on the Federal Food, Drug, and Cosmetic Act and real-world enforcement cases, this episode offers a clear-eyed, non-judgmental examination of what is legal, what is tolerated, and what carries genuine risk for physicians, pharmacies, and patients alike. An essential listen for anyone navigating the rapidly evolving world of peptide therapeutics.Timestamps:00:00 — The Tailor Made Compounding Case: Criminal Prosecution & FDA-Flagged Peptides00:54 — Welcome & Episode Overview: The Regulatory Environment of Peptides01:36 — What Is a Peptide? Definitions and Biological Context03:26 — Are Peptides Regulated by the FDA?04:16 — Two Regulatory Frameworks: Biologics vs. Chemically Synthesized Drugs05:17 — The Food, Drug, and Cosmetic Act: Which Peptides Fall Under It?06:11 — Why Two Frameworks Exist: A Brief Legislative…
People in this episode
Host: Dr. Matt Kaeberlein
Topics covered
- peptides
- regulatory landscape
- FDA approval
- compounding pharmacies
- longevity medicine
Keywords
- peptides
- FDA
- compounding pharmacies
- regulatory frameworks
- longevity
Mentioned in this episode
Organizations: FDA, Federal Food, Drug, and Cosmetic Act, Optispan
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