Batch Verification

Find a certificate

Enter the lot number printed on your vial or carton to view the third-party HPLC & MS analytical certificate.

Find a certificate

The lot number is printed under the barcode on the vial label and repeated on the outer carton.

Format is GVL, year and month, then the four-digit lot. Try to see a specimen.

Close-up of a vial label showing the lot number beneath the barcode
No certificate loaded. Enter a lot number to pull its analytical record.