Blog
Daily evidence-led peptide research, regulatory news, expert digest and explainers. Every claim sourced; no AI tells.
Page 44
BPC-157 and TB-500 for Endurance Running
A recurring r/peptides question asks if the wolverine stack helps runners. No human trial has tested it, and both peptides remain unapproved drugs.
GLP-1 Drugs and Kidney Fibrosis in Mice
A new mouse study compared semaglutide, tirzepatide and retatrutide on kidney fibrosis. Here is what the animal data does and does not show.
GLP-1 drugs: eye and mood safety signals
A new pharmacovigilance study flags eye and psychiatric signals with semaglutide. Here is what it found, and what regulators already concluded.
GLP-1 Drugs and Psoriasis: Real-World Data
A JEADV cohort letter finds GLP-1 and dual GLP-1/GIP agonists associated with changes in healthcare resource use among patients with established psoriasis.
GLP-1 drugs in IIH: what research shows
A 2026 Headache meta-analysis finds GLP-1 receptor agonists reduce intracranial pressure and headache days in IIH. What the data shows.
Selank and Semax: what the research shows
Selank and Semax are paired on forums for anxiety and focus. Here is what published research shows about each, and why the combination has no clinical data.
Semaglutide gut transit: a 13C breath test
A 13C-mannitol breath test now tracks semaglutide gut transit delay in mice, noninvasively. Here is what the method reveals about GLP-1 effects on motility.
Semaglutide safety in dialysis patients
A 2026 Diabetes Care exchange scrutinised pooled trial data on semaglutide safety after dialysis initiation. What the numbers show and what remains open.
Tirzepatide vs semaglutide: the CV gap
Ostrominski et al. found tirzepatide cuts MACE vs dulaglutide but not vs semaglutide. A 2026 comment asked if active-comparator designs conceal real gains.
Can you freeze a reconstituted peptide?
A reader paused a CJC-1295/ipamorelin cycle and wanted to freeze the rest. Here is what the closest approved label and the freeze-thaw literature say.
Selank and Semax: Should You Combine Them?
Selank has real generalized anxiety disorder trial data. Semax's focus reputation does not, and no study has combined the two.
Tirzepatide vs Semaglutide: Liver Risk
A large real-world study found tirzepatide and injectable semaglutide carry the same risk of serious liver outcomes in adults with type 2 diabetes.