FDA 503B outsourcing facilities in California
California has 7 FDA-registered 503B outsourcing facilities in the PeptideGrids directory, 4 with FDA drug recalls on record, the earliest registered in 2014. 503B facilities compound sterile medications in bulk under FDA cGMP standards and are a primary supply route for compounded peptides and GLP-1s during drug shortages.
| Facility | City | FDA-registered since | FDA recalls |
|---|---|---|---|
| McGuff Pharmaceuticals, Inc. dba McGuff Outsourcing Solutions | Santa Ana | 2023 | 4 |
| Vitae Enim Vitae Scientific, Inc. | San Diego | 2024 | 4 |
| Nivagen Pharmaceuticals, LLC | Sacramento | 2026 | 1 |
| Nubratori, Inc. | Torrance | 2017 | 1 |
| MedisourceRx | Los Alamitos | 2017 | None on record |
| Wedgewood Connect, LLC, formerly registered as Leiter's Compounding | San Jose | 2014 | None on record |
| Xseer Pharmaceuticals, Inc. | Los Angeles | 2023 | None on record |
503B compounding in California
A 503B outsourcing facility registers with the FDA under the Drug Quality and Security Act and is inspected against cGMP manufacturing standards. In addition to that federal registration, a facility shipping into or operating in California must hold the appropriate state pharmacy license. Verify any facility's current license with the California State Board of Pharmacy.
Peptides and GLP-1s compounded in California
Facilities in California report compounding Glutathione, Semaglutide to the FDA. PeptideGrids grades the clinical evidence for each. Browse the full GLP-1 and therapeutic peptide databases.
Frequently asked questions
How many FDA 503B outsourcing facilities are in California?
7 FDA-registered 503B outsourcing facilities are listed in California on PeptideGrids, the earliest registered in 2014.
Which California 503B facilities have FDA recalls on record?
4 of the 7 California facilities have FDA drug recalls on record; the table above shows the count per facility.
How do I verify a pharmacy license in California?
Use the California State Board of Pharmacy license lookup to confirm a facility's current license status.
Facilities sourced from the FDA registered outsourcing facilities list. Recall counts from the FDA openFDA drug enforcement database.