GHK-Cu stings: what is known about site reactions, and when to see a doctor
Why GHK-Cu site reactions are reported but never measured, what the evidence covers, our grades, and the red flags that mean see a doctor or call 112.
In
peptides
BPC-157 vs TB-500: what is the difference, and what does the evidence say?
BPC-157 is a 15 amino acid gastric peptide, TB-500 a 7 amino acid thymosin beta-4 fragment. What was studied, evidence grades, legal status and reports.
What personalised metabolic research can and cannot tell us about peptide signalling
Semaglutide and tirzepatide trials show averages and variation, not personal protocols for research peptides. How to read metabolic evidence properly.
Research peptide storage in the Netherlands (2026): what keeps a vial intact
How to store sealed peptide vials, why moisture, heat and freeze-thaw ruin them, what Dutch law says, and how to judge a supplier's shipping claims.