COA Verification
Verify a Certificate
of Analysis
Every COA issued by Gold Standard Analytics includes a unique accession number. Enter it below to verify authenticity and view public results.
15,000+ PUBLIC COAs AVAILABLE
How COA verification works
Step 01
Locate Your Accession Number
Find the unique accession number printed at the top of your COA document.
Step 02
Enter & Search
Enter the number above. Optionally include the client ID and verification key for private results.
Step 03
View Verified Results
See the original, tamper-proof test results as issued by our laboratory.
ISO 9001 Certified
Quality management certified lab.
GLP Compliant
Good Laboratory Practice standards.
HPLC & MS Testing
State-of-the-art instrumentation.
Tamper-Proof COAs
Every report is verifiable & secure.
Need testing for your product?
Submit a sample and get your own verifiable COA in 5–7 business days.
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