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Peptijournal · KPV vs GHK-Cu vs BPC-157 · https://peptijournal.com/compare?c=kpv,ghk-cu,bpc-157 · Impreso
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01Protocol
KPV
- Viales
- 10 mg
- Datos de dosis
- Referencia de laboratorio; no indicado
GHK-Cu
- Start
- 1 mg
- Range
- 1–2 mg
- Frequency
- Once daily
- Cycle
- 4–8 weeks
- Vials
- 50 / 100 mg
BPC-157
- Start
- 0.25 mg
- Range
- 0.25–0.5 mg
- Frequency
- Once or twice daily
- Cycle
- 4–8 weeks
- Vials
- 5 / 10 mg
02Quick calculator
KPV
GHK-Cu
BPC-157
03Mechanism of action
KPV
KPV (Lys-Pro-Val) is the C-terminal tripeptide of α-MSH. It is taken up by the PepT1 transporter in gut and immune cells and inhibits NF-κB and MAP kinase inflammatory signalling.
GHK-Cu
GHK (glycyl-L-histidyl-L-lysine) is an endogenous tripeptide found in human plasma, saliva and urine that binds Cu(II) with high affinity. The GHK-Cu complex is studied as a copper-delivery and signaling molecule: in fibroblast cultures it stimulates collagen and glycosaminoglycan synthesis, modulates metalloproteinases and their inhibitors, and gene-expression analyses associate GHK with shifts in many genes linked to tissue remodeling, antioxidant response and inflammation.
BPC-157
BPC-157 is a 15-amino-acid fragment of a protein found in gastric juice. Preclinical studies associate it with increased growth-hormone-receptor expression, angiogenesis pathways (including VEGF-related signalling) and lower inflammatory cytokines. The exact receptor target is not established.
04Study endpoints
KPV
- In mouse colitis models, oral KPV reduced intestinal inflammation and pro-inflammatory cytokine expression.
- An engineered oral KPV conjugate reached 3.8-fold higher colon levels than free KPV in colitic mice and was also anti-inflammatory in acute lung injury.
GHK-Cu
- Increased collagen synthesis in cultured human fibroblasts at nanomolar concentrations (in vitro).
- Enhanced wound contraction, angiogenesis and extracellular-matrix deposition in animal wound models.
- Connectivity Map analyses link GHK to reversal of gene-expression signatures associated with tissue damage and aging.
- Topical cosmetic studies report changes in skin density, elasticity and fine-line measurements.
BPC-157
- A 2025 systematic review found 36 studies: 35 preclinical and 1 clinical.
- Animal models showed improved functional, structural and biomechanical outcomes in muscle, tendon, ligament and bone injuries.
- The only clinical study was a small retrospective series: 7 of 12 patients with chronic knee pain reported relief for more than 6 months.
05Safety & regulatory findings
KPV
- Not approved by the FDA or EMA for any indication; research-grade material is not a medicine.
- Evidence is from cell and mouse studies; no human trials are cited.
GHK-Cu
- Used as an ingredient in topical cosmetic products; not approved by the FDA as a drug for any indication.
- Most mechanistic evidence is from cell culture and animal models. Human topical research also includes controlled diabetic-ulcer studies; those formulations and wound-care settings do not establish injectable benefits.
- Plasma GHK levels are reported to decline with age, a basis for its study in aging research.
BPC-157
- Not FDA-approved for any use and listed as prohibited by the World Anti-Doping Agency.
- The cited human evidence does not establish systemic human pharmacokinetics; experimental clearance findings are not a validated human half-life for this research vial.
- Preclinical safety studies reported no organ toxicity, but the 2025 review found no clinical safety data.