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Certificates of Analysis / BPC-157

Public testing history for BPC-157 research peptide supplied by PureLab Performance. Every lot we have had independently assayed is listed here permanently. The latest published testing reference appears first, with earlier certificates retained below. Match the supplier batch on your material to the corresponding certificate. Test results are never removed or replaced. For research use only. Not for human consumption.

Compound BPC-157 (research peptide)
Sequence GEPPPGKPADDAGLV
CAS 137525-51-0
Formula C62H98N16O22
M.W. 1419.5 g/mol
PubChem CID 9941957

Current testing reference

Supplier batch 0375
Certificate ID pybbwxe (strength-entry correction pending)
Laboratory Krause Analytical through Finnrick
Report issued September 17, 2026
Chromatographic purity >99.9%
Identity Confirmed
Endotoxin 10 EU/vial
Measured content 4.59 mg

View original BPC-157 COA (PDF; correction pending) · View BPC-157 research peptide · All current certificates

BPC-157 COA clarification.

The submitted strength was mistakenly entered as 10 mg rather than 5 mg. The measured result is 4.59 mg, equivalent to 91.8% of the correct 5 mg label claim. Finnrick has agreed to correct the record, and we expect the revised certificate soon. The reported purity, identity, and endotoxin results remain unchanged. The linked PDF is the original, unmodified report pending that correction.

Earlier tested record — 8sprqvs

The earlier 10 mg sample certificate is preserved below. Its results apply to that submitted sample, not to supplier batch 0375.

Lot number 8sprqvs
Laboratory Krause Analytical, Austin, Texas (independent, third-party)
Report issued 23 July 2026
Identity Confirmed — method detailed on the lot record
Chromatographic purity >99.1%
Content versus label 94.7% (9.47 mg of 10 mg stated — this lot was a 10 mg fill)
Method HPLC-UV-MS · USP/NF 621

View the full lot record

Download the certificate PDF · BPC-157 product page

What is not on this page

Endotoxin was not reported for lot 8sprqvs, so no endotoxin figure appears here. Certificates for additional tested lots are published as each lot is released. We publish results as returned.

How to verify a certificate with the issuing laboratory · All certificates

FOR RESEARCH USE ONLY · NOT FOR HUMAN CONSUMPTION · Lab research chemicals.