BPC-157 vs KPV
Both appear in preclinical gut and inflammation research, but they are different molecules. BPC-157 is a 15-residue synthetic peptide. KPV is the three-residue C-terminal fragment of α-MSH, studied for effects on inflammatory signalling inside cells.
15-amino-acid peptide studied in cytoprotection models
Choose BPC-157 if
- ✓ You are replicating published BPC-157 animal models
- ✓ You want the larger preclinical literature
Tripeptide fragment of α-MSH
Choose KPV if
- ✓ Your question is about melanocortin-derived fragments
- ✓ You need a very small peptide for transport or uptake studies
Side-by-side specification
| Compare | BPC-157 15-amino-acid peptide studied in cytoprotection models | KPV Tripeptide fragment of α-MSH |
|---|---|---|
| Class | Synthetic pentadecapeptide | α-MSH C-terminal fragment |
| Research area | Repair | Immune |
| Receptor targets | Not fully defined | Intracellular inflammatory signalling (mechanism debated) |
| Length | 15 amino acids | 3 amino acids |
| Molecular mass | ≈ 1.42 kDa | ≈ 342 Da |
| Origin | Synthetic, derived from a gastric-juice protein sequence | Fragment of human α-MSH, produced synthetically |
| Evidence level | 2/5 Mostly animal and in vitro | 1/5 Limited, preclinical or single-group |
| Regulatory status | Not approved | Not approved |
| Nordapep from | — | — |
| Best price per mg | — | — |
| Browse Nordapep → | Browse Nordapep → |
What separates them
Neither is approved, and the evidence is early for both: BPC-157 is rated 2 and KPV 1 on our scale. KPV's published record is the smaller of the two.
Read the full guides for BPC-157 and KPV, or add a third compound in the comparison tool.
FAQ
Does KPV act on melanocortin receptors like α-MSH?
That is debated. Several studies report its effects without classic melanocortin-receptor activation, pointing to intracellular mechanisms.
Is there human trial data for either?
Very little. Almost all published work on both compounds is in animals or cell culture.
Are BPC-157 and KPV approved medicines?
BPC-157: Not approved. KPV: Not approved. Research-grade material of either is not a medicine and is supplied for in vitro research only.
Where can I buy BPC-157 and KPV?
Nordapep lists compounds with a Certificate of Analysis matched to the batch reference. Check each compound page for current availability.
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Where to buy
Why we send researchers to Nordapep
Comparing compounds is only half the job. The other half is knowing the vial contains what the label says. Nordapep publishes batch documentation for every compound it sells.
Browse the Nordapep catalogue →Each batch reference on the label matches its CoA, so you can check what is in the vial.
Enter the batch reference from your vial into Nordapep's batch-verification tool.
Purity is reported by RP-HPLC, the standard method for peptides of this size.
Bundled stacks for common comparisons, plus tiered pricing for volume orders.