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Name: alpha-MSH(11-13); KPV; Lys-Pro-Val
CAS No.: 67727-97-3
Peptide Sequence: H-Lys-Pro-Val-OH
Molecular Formula: C16H30N4O4
Molecular Weight: 342.43
Appearance: White Lyophilized powder
KPV peptide is a naturally occurring tripeptide derived from the C-terminal sequence of the alpha-melanocyte-stimulating hormone (α-MSH). It has gained significant attention in research communities for its potential anti-inflammatory, antimicrobial, and tissue-healing properties.
In laboratory and preclinical studies, KPV has been shown to interact with melanocortin receptors, which are known to regulate inflammation, immune response, and skin repair.
Because of its simplicity, stability, and effectiveness in research models, KPV peptide has become a valuable tool for investigating inflammatory pathways, epithelial regeneration, and immune signaling.
KPV is a short peptide sequence composed of three amino acids — Lysine (K), Proline (P), and Valine (V). Despite its small size, this tripeptide retains potent biological activity similar to the full-length α-MSH hormone but with greater stability and reduced systemic effects.
Researchers have studied KPV for its ability to suppress inflammatory cytokines, support wound healing, and modulate immune response in various in vitro and in vivo models.
Its minimal structure makes it cost-effective, biochemically stable, and ideal for diverse applications in cell biology, dermatological, and gastrointestinal research.
| Property | Specification |
|---|---|
| Chemical Name | Lysine–Proline–Valine (KPV) |
| Molecular Formula | C₁₆H₃₀N₄O₅ |
| Molecular Weight | ~358.44 g/mol |
| Sequence | K–P–V |
| Purity (Research Grade) | ≥ 98% (HPLC verified) |
| Form | Lyophilized white/off-white powder |
| Solubility | Water or acetic acid |
| Storage | −20 °C, desiccated and light-protected |
| Stability | Up to 24 months (lyophilized) |
KPV peptide acts primarily by interacting with melanocortin receptors (MC1R and MC3R) on immune and epithelial cells. This receptor binding is believed to modulate inflammatory and immune signaling pathways, including inhibition of NF-κB activation, a central mediator of inflammation.
In experimental systems, KPV has been shown to:
Reduce pro-inflammatory cytokines (e.g., TNF-α, IL-1β, IL-6)
Enhance epithelial regeneration and tissue recovery
Promote antimicrobial defense in skin and intestinal models
Support immune homeostasis by limiting overactive inflammatory responses
These actions make KPV a subject of growing interest in inflammation biology, immune modulation, and regenerative medicine research.
While KPV is not approved for therapeutic or clinical use, it is widely studied for its biological activity across multiple systems.
KPV peptide is investigated for its ability to suppress inflammatory cascades by reducing cytokine release and leukocyte infiltration.
Because of its α-MSH origin, KPV is used in studies exploring wound healing, skin barrier restoration, and protection against oxidative stress.
Researchers have explored KPV’s role in supporting intestinal mucosal health, epithelial regeneration, and gut barrier integrity.
Studies show KPV may inhibit bacterial growth and help maintain a balanced microbiome in cell culture models.
KPV is studied for its influence on keratinocyte migration and fibroblast activity, key components of tissue repair.
⚠️ Disclaimer: KPV peptide is for scientific and laboratory research only. It is not approved for human or veterinary use.
| Feature | Research Advantage |
|---|---|
| Small, stable tripeptide | Highly stable and easy to synthesize |
| High bioactivity | Strong anti-inflammatory effects in vitro |
| Low toxicity | Minimal cytotoxic response in cell studies |
| Multi-system relevance | Studied across skin, gut, and immune models |
| Cost-effective | Short peptide chain allows affordable production |
Because of these characteristics, KPV peptide is considered one of the most versatile small peptides in modern biological research.
To preserve quality and peptide stability:
Storage: Keep lyophilized KPV sealed at −20 °C, protected from light and humidity.
Handling: Use gloves and sterile lab tools; avoid repeated freeze–thaw cycles.
Reconstitution: Use sterile distilled water or buffer solution.
Shelf life: 24 months (lyophilized); use reconstituted solutions promptly.
Compliance: Labeled “For Research Use Only – Not for Human or Veterinary Use.”
When sourcing KPV for research, verify the following parameters:
Purity ≥ 98% (HPLC-verified)
Batch consistency and Certificate of Analysis (COA)
Cold-chain shipping for temperature-sensitive materials
Accurate labeling for research compliance
Transparent vendor testing data
Reliable quality ensures reproducibility and precision in peptide-based studies.
Q1. What does KPV stand for?
KPV represents the amino acids Lysine–Proline–Valine, a tripeptide derived from α-MSH.
Q2. What is KPV peptide used for in research?
It’s primarily used to study anti-inflammatory, antimicrobial, and regenerative processes in biological systems.
Q3. Is KPV safe for human use?
No. KPV is intended only for laboratory and scientific research applications.
Q4. How is KPV peptide stored?
Store it lyophilized at −20 °C in a dark, moisture-free environment.
Q5. Why is KPV important in inflammation research?
Because it inhibits key inflammatory signaling molecules, it helps researchers model and understand immune balance.
KPV peptide is an exciting research molecule that bridges the gap between inflammation control and tissue regeneration. Its origins in α-MSH biology and compact tripeptide structure make it highly potent, stable, and versatile across multiple research areas.
With demonstrated potential in anti-inflammatory, antimicrobial, and regenerative studies, KPV continues to be one of the most promising peptides for understanding cellular recovery and immune modulation.
Disclaimer: This information is for scientific and educational purposes only. KPV peptide is not approved for medical or veterinary use.

















