Glossary Terms

PL-8177 is a synthetic peptide that activates the MC1R receptor—the same receptor that makes your skin tan—but instead of darkening

PL-8177 is a drug that activates a receptor called MC1R, which helps control inflammation. 📖 Read the full PL-8177 (Ocular)

Pinealon is a tiny peptide made of just three amino acids. 📖 Read the full Pinealon research overview → Evidence

Also known as: MSI-78 Pexiganan is a synthetic antimicrobial peptide designed from frog-skin magainin 2. 📖 Read the full Pexiganan

PE-22-28 is a tiny peptide that blocks a potassium channel in the brain called TREK-1. 📖 Read the full PE-22-28

Pancragen (Lys-Glu-Asp-Trp) is a synthetic tetrapeptide developed by Vladimir Khavinson’s bioregulatory peptide research group. It is classified as a pancreatic

Also known as: TransCon PTH Palopegteriparatide is teriparatide—the same bone-building peptide used in Forteo—attached to a slow-release carrier that changes

GHK matrikine component of Matrixyl 3000. Stimulates collagen I/III and fibronectin via TGF-β pathway. Distinct from GHK-Cu — no copper

Anti-inflammatory component of Matrixyl 3000. IgG-derived Pal-GQPR sequence suppresses IL-6 and cytokine-driven MMP activity in keratinocytes. Targets inflammaging — the

Palmitoylated elastin-derived hexapeptide (Pal-VGVAPG) proposed to inhibit NMJ acetylcholine release. Weakest evidence position in Cluster G — no published clinical