Guides and tools for research peptides
Everything you need to choose and handle research peptides with confidence: how two compounds actually differ, how to read a certificate of analysis, how to store and reconstitute your material, and how to verify the exact lot you receive. For in-vitro laboratory research only.
Retatrutide vs tirzepatide vs semaglutide
The metabolic trio set side by side on receptor targets, chain length, molecular weight and acylation, using the figures from our own certificates.
Read the comparison GuideBPC-157 vs TB-500
The two most-requested recovery compounds set side by side on origin, sequence length, molecular weight and vial size, using the figures from our own certificates.
Read the comparison GuideHow to read a certificate of analysis
What HPLC purity and LC-MS identity results mean, and how to match a COA to the lot number printed on your vial.
Read the guide GuideHow to store research peptides
Refrigerator and freezer guidance for lyophilized powder and reconstituted solution, plus the handling habits that protect shelf life.
Read the guide GuideHow to reconstitute research peptides
The technique step by step: choosing a diluent, adding it without damaging the peptide, and what a cloudy or foaming vial is telling you.
Read the guide ToolReconstitution calculator
Enter your vial size and bacteriostatic water volume to get the concentration and the exact syringe draw, shown on a visual syringe.
Open the calculator ToolVerify a certificate
Look up any batch number against our released-lot registry and read its HPLC and LC-MS certificate before you order.
Look up a lot