Independent test result
IGF-1 LR3
by Peptide Supply Co.· batch IG105192026
99.22 %
measured purity· May 20, 2026
How this batch compares
This batch measured 99.22%, right at Peptide Supply Co.'s average of 99.19% for this peptide over 2 batches, and 0.51 pts above the all-vendor average of 98.71% across 43 COAs from 15 vendors.
94.6% 100.0%
This batch 99.22% Vendor avg (2 batches) 99.19% Peptide avg (43 COAs) 98.71%
Where to buy