Lotreva / Research blog
Read the evidence.
Ask clearer questions.
Research guides to retatrutide, GHK-Cu, BPC-157 and TB-500, with practical notes on studies and laboratory documentation.
Compound research
Retatrutide research: mechanism, evidence and current status.
A dated guide to the investigational triple agonist, with a map of the evidence and the questions each study can answer.
GHK-Cu research: read the model before the claim.
A guide to copper-peptide studies, their controls and endpoints, and the limits of translating cell-culture findings.
BPC-157 research: what the experimental model can tell you.
How to read selected tendon and cell studies while keeping preclinical observations separate from clinical evidence.
TB-500 and thymosin beta-4: identity comes first.
Why a short fragment, its chemical modifications and the full-length peptide should not share an undifferentiated evidence summary.
Evidence methods
Reading retatrutide trials beyond the headline.
How to compare endpoints, study populations and analysis choices without turning separate trials into a false head-to-head comparison.
How to turn a peptide paper into a useful evidence note.
A reusable reading method for preserving the study question, experimental model, findings and limitations without overstating the result.
Research scope
Documentation
How to read a peptide certificate of analysis.
A practical reading order for checking which sample was tested, what was measured and which questions remain unanswered.
Purity, identity and peptide content answer different questions.
A laboratory reading guide to three measurements that should not be treated as interchangeable.
A lot record worth keeping.
An original worksheet for organizing the documents, identifiers and unresolved questions associated with a research-material lot.