← 483 OBSERVATION EXPLORER

FDA 483 OBSERVATION · #405 OF 1,000 MOST-CITED

Supply-Chain Appropriate Verification Activities

FDA cited this observation 62 times across 57 firms in recent inspections. Below: how it breaks down by program area and fiscal year, and real examples of how FDA worded it on Form FDA 483.

BY PROGRAM AREA
Foods53
Veterinary Medicine9
BY FISCAL YEAR
FY20253
FY20242
FY20233
FY20227
FY202115
FY202012
FY201915
FY20185

What this observation is associated with

Firms cited for this observation also appear in FDA compliance actions — warning letters, injunctions, or seizures — at 2.1× the rate of the average FDA-cited firm (15.8% vs 7.7%), across 57 FEI-matched firms.

This is an association, not causation, and reflects co-occurrence in FDA's records — not a claim that the observation caused or preceded the action.

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How FDA worded it — real examples

You did not conduct and document appropriate supplier verification activities.

Boesl Packing Company, Inc. · Baltimore, Maryland · Veterinary Medicine · 2025-08-08

You did not conduct appropriate supplier verification activities.

Loving Pets Corp. · Cranbury, New Jersey · Veterinary Medicine · 2025-01-27

You did not determine and conduct appropriate supplier verification activities.

Lystn, LLC DBA Answers Pet Food · Elizabethville, Pennsylvania · Veterinary Medicine · 2024-10-04

You did not conduct appropriate supplier verification activities.

MARS Petcare US , Inc. · Sparks, Nevada · Veterinary Medicine · 2024-04-25

You did not conduct appropriate supplier verification activities.

Loving Pets Corp. · Cranbury, New Jersey · Veterinary Medicine · 2024-04-19

You did not determine, conduct and document appropriate supplier verification activities.

Lystn, LLC DBA Answers Pet Food · Elizabethville, Pennsylvania · Veterinary Medicine · 2023-03-30

Related SPEQ references

Where to read the requirements behind this observation area on SPEQ. These are SPEQ's topic and audience pages — not an FDA classification of the citation.

Food industryVeterinary industry

Examples are a representative sample of FDA's published inspection observations. SPEQ is not affiliated with the FDA; this is a reference view of public FDA data.

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