The KLOW Pen is a quad peptide blend combining GHK-Cu, BPC-157, TB-500, and KPV into a single 145mg prefilled pen delivery system, the most comprehensive regenerative and anti inflammatory peptide blend in CSD’s prefilled pen range, adding KPV’s targeted anti inflammatory mechanism to the three compound regenerative foundation of the Glow Pen. F40 Biotech’s prefilled pen format delivers all four compounds in a ready to use system that eliminates individual reconstitution and preparation steps, supporting consistent dose measurement across extended research protocols.
Each of the four peptide components contributes a distinct and complementary mechanism to the blend’s overall research profile. GHK-Cu (Copper Tripeptide 1) is a naturally occurring copper binding tripeptide with well documented activity across tissue remodeling, collagen and elastin synthesis stimulation, wound healing, and antioxidant pathways. Copper chelation modulating metalloproteinase activity and supporting extracellular matrix remodeling throughout the tissue repair process. BPC-157 is a synthetic pentadecapeptide derived from gastric juice protein promoting angiogenesis through nitric oxide pathway modulation, growth hormone receptor upregulation in injured tissue, and FAK paxillin pathway activation driving cell migration across tendon, ligament, muscle, gut, and neural tissue research contexts. TB-500 (Thymosin Beta-4) operates through actin polymerization upregulation and cell motility pathway activation, enhancing cellular migration to injury sites and modulating inflammatory response through a complementary angiogenic mechanism that pairs synergistically with BPC-157’s vascular repair activity. KPV is a tripeptide fragment derived from the C-terminal sequence of alpha melanocyte stimulating hormone (α-MSH); a naturally occurring anti inflammatory peptide that operates through melanocortin receptor pathway modulation and direct NF-κB inhibition, producing targeted anti inflammatory activity that addresses the inflammatory component of tissue injury and repair that the other three compounds approach primarily through structural and vascular mechanisms.
The addition of KPV to the GHK-Cu, BPC-157, and TB-500 foundation distinguishes the KLOW Pen from CSD’s Glow Pen in a pharmacologically meaningful way. The Glow Pen’s three compound profile addresses tissue repair through vascular development, cell migration, and extracellular matrix remodeling. The KLOW Pen adds KPV’s direct NF-κB inhibition and melanocortin anti inflammatory pathway activity, creating a four mechanism blend that simultaneously targets the inflammatory, vascular, cellular, and structural phases of tissue repair research. Researchers comparing pen options can select the three compound Glow Pen for regenerative focused protocols or the KLOW Pen for research examining the combined regenerative and anti inflammatory peptide interaction profile.
F40 Biotech formulations are stocked by Canada Steroid Depot following the same rigorous third party lab verification process applied to every product in our range. Each batch is tested for concentration accuracy and purity across all four components before being made available, with COA documentation available on request. CSD’s prefilled pen peptide range now spans the Wolverine Pen dual blend, the Glow Pen triple blend, and this KLOW Pen quad blend. Giving researchers a tiered selection of regenerative peptide complexity from a single verified Canadian supplier. All orders ship discreetly across Canada in plain, unmarked packaging with no identifying information on the exterior.
Store at 2–8°C away from direct light. Do not freeze. Keep upright. Intended for research purposes only.
Commonly researched in tissue repair, anti inflammatory, and regenerative biology research contexts. Browse CSD’s full peptide range for complete sourcing.
