Practical guides, mechanism deep dives, and commentary on the peptide research landscape. Written by researchers, for researchers.
The incretin pathway, explained. How semaglutide, tirzepatide, and retatrutide work differently -- and why triple agonism is reshaping the field.
How-ToEverything you need to know about turning lyophilized peptide powder into a usable solution.
ResearchCutting through the hype to look at what the published data actually says about BPC-157 and gut healing.
Practical, step-by-step guides for working with research peptides.
Refrigeration, freezing, shelf life, and the mistakes that silently destroy your peptides.
Concentrations, unit conversions, and how to figure out exactly how much to draw.
Site selection, needle angle, pinch technique, and what to expect.
HPLC, mass spec, purity percentages -- what they mean and how to spot a fake.
What the data actually shows -- mechanisms, comparisons, and honest assessments.
They're often mentioned together, but they work completely differently.
Humans have exactly one cathelicidin. Here's why LL-37 matters.
How delta sleep-inducing peptide and epithalon interact with sleep.
Two peptides from Russian research labs with clinical data on cognition.
Long-form explorations of peptide biology and compound mechanisms.
Three amino acids bound to a copper ion controlling 4,000+ genes.
Discovered in 2015, MOTS-c rewrote what we knew about mitochondria.
Claimed to reverse aging. The reality is more nuanced and more interesting.
Your reconstituted peptide is slowly falling apart. Here's how to prevent it.
Market trends, regulation, sourcing, and the business of peptide research.
Everyone wants high purity. Do you know what those numbers mean?
FDA guidance, state laws, compounding rules -- where things stand.
Patient access vs pharmaceutical regulation. It directly affects researchers.
The market has trustworthy suppliers and terrible ones. How to tell the difference.