Drug establishmentActive, Registered FY2026FDA warning letter on file
Scientific Protein Laboratories LLC
Scientific Protein Laboratories LLC is an FDA-registered drug establishment (FEI 2111173) located in Waunakee, Wisconsin. The facility is active, registered for FY2026. FDA has issued 1 warning letter(s) to this facility.
FDA warning letter
A warning letter is FDA's formal notice of significant violations that require prompt correction. It can hold up product approvals, trigger import alerts, and put supply agreements at risk until the issues are resolved and FDA closes it out.
Establishment record
Inspection history
FDA publishes only a subset of inspection records and Form 483s, so "None on file" is not a guarantee of a clean inspection history.
Questions
Is Scientific Protein Laboratories LLC registered with the FDA?
Yes. Scientific Protein Laboratories LLC is an FDA-registered drug establishment (FEI 2111173) in Waunakee, Wisconsin. Its current registration status is Active, Registered FY2026.
Has Scientific Protein Laboratories LLC received an FDA warning letter?
Yes. FDA issued a warning letter to Scientific Protein Laboratories LLC; the most recent is dated Oct 10, 2025 (CGMP/Active Pharmaceutical Ingredient (API)/Adulterated).
What does Scientific Protein Laboratories LLC do?
Scientific Protein Laboratories LLC's FDA-registered operations are: ANALYSIS; API MANUFACTURE.
Related facilities
Source: FDA public data · status as of 2026-06-01