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A naturally occurring tripeptide corresponding to the C-terminal end of alpha-MSH, studied for anti-inflammatory activity in gut and skin tissue models without the pigmentary effects of the parent hormone.
- Form: Lyophilized (freeze-dried) powder
- Class: Naturally occurring tripeptide, C-terminal alpha-MSH fragment
- Brand: Vital Edge Science
- 1–4 kits$32.00full price
- 5+ kits$30.405% off
- 10+ kits$28.8010% off
- 20+ kits$28.1612% off
- 50+ kits$27.2015% off
- 100+ kits$25.6020% off
Minimum order $100.00 across all brands, before the escrow fee.
View report · How to read it · All reports
For research use only. Not for human consumption. Not medical advice.
What is KPV?
KPV (Lys-Pro-Val) corresponds to residues 11-13 of alpha-melanocyte-stimulating hormone, the smallest fragment reported to retain meaningful biological activity from the parent peptide. Because it lacks the sequence responsible for melanocortin receptor-driven pigmentation, researchers use it to isolate alpha-MSH’s anti-inflammatory effects from its pigment-related actions.
This listing is KPV from Vital Edge Science (Australia & New Zealand), sold on Stairway to Gray with escrow: your payment is held until the order arrives and only then released to the brand.
How it is understood to work
KPV is studied for its ability to enter cells via the PepT1 peptide transporter, which is highly expressed in intestinal and skin tissue, and to inhibit NF-kB signaling once inside, reducing production of pro-inflammatory cytokines. Some in vitro work also describes direct antimicrobial activity against certain bacterial strains.
Research status
The tripeptide has been examined mainly in cell culture and rodent models of colitis, inflammatory bowel conditions, dermatitis and wound healing; it has not been evaluated in registered human clinical trials, and its transporter-dependent uptake means results can vary meaningfully between tissue types used in different study models.
This listing: Vital Edge Science KPV
- Brand
- Vital Edge Science
- Also sold by
- Peptide Express 10mg $50.00 · Cyprus Peptides 10mg $97.00 · Lab77 Peptides 10mg $42.00 · Imperial Peptides 10mg $38.00 · Uther Peptide 10mg $80.00 · HK Peptide 10mg $55.00
Lab testing
Vital Edge Science published a Janoshik #101555 report for this compound. Test: Purity (HPLC). Result: 99.68% purity. Tested Jan 26, 2026. Verification key 4H5M31GCDBUP can be checked at janoshik.com.
View the report · How to read it (Testing 101) · Every report for this compound
Bought through escrow: the brand is only paid after you confirm delivery. If the parcel never arrives, or an independent test shows the wrong compound or a significant under-fill, open a claim before releasing payment.
Specifications
- Compound
- KPV
- Also known as
- Lys-Pro-Val, alpha-MSH(11-13)
- Class
- Naturally occurring tripeptide, C-terminal alpha-MSH fragment
- Form
- Lyophilized (freeze-dried) powder
- Sequence
- Lys-Pro-Val
- Brand
- Vital Edge Science · Australia & New Zealand
Handling & storage
Supplied as a lyophilized powder; store unopened vials at -20C protected from light, and once reconstituted with bacteriostatic water keep refrigerated at 2-8C for use within the study’s defined timeframe.
Questions
How does KPV differ from full-length alpha-MSH?
KPV retains only the three C-terminal residues of alpha-MSH and lacks the N-terminal sequence responsible for melanocortin receptor binding and pigmentation, so research models use it to study anti-inflammatory activity separately from pigment-related signaling.
What should a COA confirm for KPV?
Sequence identity (Lys-Pro-Val), molecular weight near 342 g/mol, and HPLC purity of 99% or higher, ideally from an independent lab given how short and easily miscategorized tripeptides can be on lower-resolution testing.
For laboratory research use only. Not for human or veterinary use. Nothing on this page is medical advice.
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