Transparency
Certificates of Analysis.
Every Northstar peptide is HPLC tested for identity and purity. A COA — purity, mass spec, endotoxin — is available on request for each lot we ship.
Active Lots
Browse current batch records.
Each lot is tested for identity and purity. Click “Request COA” to receive that lot’s report by email.
BPC-1575mg
99.7%
TB-50010mg
99.5%
BPC-157 + TB-500 Blend10mg
99.6%
Retatrutide10mg
99.4%
Ipamorelin5mg
99.8%
MOTS-C10mg
99.5%
NAD+1000mg
99.6%
Tesamorelin10mg
99.5%
Semaglutide10mg
99.7%
Tirzepatide10mg
99.6%
How We Test
Independent verification at every batch.
Synthesis
Sterile US lab. Peptide-grade reagents. Validated process per compound.
HPLC + MS
Sample sent to an external analytical lab for HPLC and mass-spec testing. No in-house grading.
COA Released
Per-lot Certificate of Analysis published. Lot ships only after pass.