Vendor Comparison
BioCollex vs Europeptides
An independent side-by-side of two COA-verified research-peptide vendors – verification, purity, shipping and live price per mg on the 4 products they both carry. For laboratory research use only.
AttributeBioCollexEuropeptides
Purity score—99.58 %from 6 batches
Ships to4 regions1 region
Discount15%5%
Founded2025—
COA-verified
Price per mg on shared products
PeptideBioCollexEuropeptides
GHK-Cu (3 x 50mg)$0.61$0.76
Retatrutide (3 x 10mg)$5.35$9.77
Selank (3 x 10mg)$3.44$4.34
Semax (3 x 10mg)$3.44$3.79