The Northern Peptides Blog
Peptide handling and storage guides, plus product news and promotions.
Semaglutide, Tirzepatide, Retatrutide: What’s the Difference?
A receptor-level breakdown of how Semaglutide, Tirzepatide, and Retatrutide differ, and what each generation of incretin-based peptide adds to the...
Peptide Regulations in Canada: What’s Actually Changing in 2026
What's actually changing in Canadian peptide regulation in 2026, what the US reclassification news means for researchers north of the...
How to Read a Peptide Certificate of Analysis (COA)
A practical guide to reading a peptide Certificate of Analysis. What HPLC purity, identity confirmation, water content, and endotoxin testing...
Retatrutide: The Trillion Dollar Drug, Explained
Eli Lilly hit a trillion dollar valuation on the back of TRIUMPH-1's 28% weight loss readout. A breakdown of why...
Northern Peptides: Canada’s Peptide Research Standard, Explained
Northern Peptides at a glance — the catalogue, the quality standards, and the Canadian market context that explains why third-party...
Retatrutide and Cardiovascular Health: What You Need to Know
What current research shows about Retatrutide's cardiovascular and cardiometabolic profile, why the triple receptor mechanism is relevant, and what Phase...
BPC-157 and Gut Health: What the Research Actually Shows
BPC-157's most thoroughly characterised research area is gastrointestinal. A look at the gut lining, NSAID protection, the gut-brain axis, and...
MOTS-c Explained: The Energy Peptide Built for Longevity
MOTS-c is a mitochondrially-encoded peptide that declines with age. What the research shows about its role in energy metabolism, insulin...
How to Properly Reconstitute and Store Peptides 101
Step-by-step guide to correctly reconstituting and storing research peptides. From solvent choice through to technique, calculation, and long-term storage best...