The journal · Peptijournal
Research, in context.
Evidence, molecules and laboratory literacy. A closer reading of peptide research.
Research use only. No dosing or treatment recommendations.
6 articles
Laboratory literacy · 2 min
Peptide COAs: why purity is not the same as identity
What HPLC and mass spectrometry can tell you about a peptide sample—and why a high purity percentage does not prove identity, sterility, or suitability.
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Research evidence · 2 min
Human vs animal peptide research: how to read the evidence
Cell experiments, animal models, pilots and randomized trials answer different questions. Learn what each can establish and where translation remains uncertain.
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Mechanisms · 2 min
GLP-1, GIP and glucagon receptors: what makes them different?
A research primer on incretin and glucagon receptors, dual and triple agonists, and why receptor targets alone do not predict clinical outcomes.
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Research evidence · 2 min
BPC-157 human research: what the published studies can tell us
A close look at BPC-157 human-study designs, including observational reports and a small pilot, and the evidence gaps they do not resolve.
Read articleResearch evidence · 2 min
TB-500 vs thymosin beta-4: why molecular identity matters
Full-length thymosin beta-4 and TB-500-labeled material are not automatically interchangeable. Follow the sequence and sample before transferring study claims.
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Mechanisms · 2 min
Peptide half-life explained: what the number does—and does not—mean
Understand peptide half-life, the difference between in-vitro stability and human pharmacokinetics, and why half-life is not a dosing schedule.
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