Is compounded semaglutide legal in 2026?
It’s narrower than it used to be. During the 2023–24 shortages, pharmacies could compound semaglutide and tirzepatide widely. Those shortages were resolved (tirzepatide in late 2024, semaglutide in early 2025), and the FDA’s shortage-era enforcement discretion ended in 2025. In April 2026 the FDA proposed excluding semaglutide, tirzepatide, and liraglutide from the 503B outsourcing “bulks” list entirely. Compounding can still occur under the 503A patient-specific pathway — a licensed pharmacy filling a prescription for a documented individual clinical need — but routine “essentially a copy” compounding is not allowed.
Is it safe?
Because compounded GLP-1 is not FDA-approved, safety depends on the pharmacy. Potency, purity, and inactive ingredients can vary between compounders, and the FDA has received hundreds of adverse-event reports tied to compounded semaglutide and tirzepatide — many from dosing errors when patients measure doses from multi-dose vials themselves. A licensed US pharmacy with clear dosing instructions reduces the risk; unregulated, “research-only,” or overseas sources raise it dramatically.
How to spot a legitimate compounded source
- Licensed US pharmacy (503A or 503B), named and verifiable — not an anonymous storefront.
- Requires a real prescription and a visit with a licensed clinician. Never buy from a site selling GLP-1 with no prescription.
- Transparent about the active ingredient, concentration, and exact dosing — and provides support if something goes wrong.
- Red flags: “research peptide” labeling, overseas shipping, prices that seem too good, or pressure to buy in bulk.
Use our compounding pharmacy safety checker to verify a pharmacy yourself with the official FDA 503B, NABP, and LegitScript lookups before you buy.
Safer — and now often cheaper — alternatives
With the shortages over, brand self-pay prices fell hard: Zepbound runs $299–$449/month and Wegovy about $349/month direct from the makers — see self-pay GLP-1 prices. For many people, an FDA-approved brand at self-pay, or a licensed telehealth provider, is now both safer and comparable in cost to compounded. Compare your options below.