Amino Science
10 mg vial
- Vendor score
- 89/100
- Effective vial price
- $44.99
- Effective price per mg
- $4.50
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KPV is the tripeptide lysine–proline–valine, commonly studied as a short fragment related to alpha-melanocyte-stimulating hormone signaling.
Also known as kpv
Historical market context
Historical market low and median per mg across recorded offers. These market summaries are separate from our exact-product comparisons.
History updated Sep 21, 2026. Vendor coverage, package sizes, product forms and promotions can vary over time. Use exact-product comparisons for current listed prices; historical market prices do not establish vendor trust.
| Date | Low /mg | Median /mg | Vendors | Offers |
|---|---|---|---|---|
| $0.72 | $4.67 | 91 | 117 | |
| $0.72 | $4.67 | 91 | 117 | |
| $0.80 | $4.50 | 89 | 115 | |
| $0.80 | $4.67 | 89 | 115 | |
| $0.80 | $4.67 | 89 | 115 | |
| $0.80 | $4.68 | 87 | 113 | |
| $0.80 | $4.68 | 85 | 107 | |
| $0.80 | $4.90 | 85 | 107 | |
| $0.80 | $4.83 | 85 | 108 | |
| $0.80 | $4.90 | 85 | 108 | |
| $0.80 | $4.90 | 85 | 108 | |
| $0.80 | $4.83 | 85 | 110 | |
| $0.80 | $4.83 | 85 | 110 | |
| $0.80 | $4.83 | 85 | 110 | |
| $0.80 | $4.90 | 84 | 107 | |
| $0.80 | $4.90 | 84 | 107 | |
| $0.80 | $4.83 | 85 | 108 | |
| $0.80 | $4.90 | 85 | 108 | |
| $0.80 | $4.90 | 85 | 108 | |
| $0.80 | $4.92 | 83 | 106 | |
| $0.80 | $4.92 | 83 | 106 | |
| $0.80 | $4.92 | 83 | 106 | |
| $0.80 | $4.92 | 83 | 106 | |
| $0.80 | $4.90 | 85 | 108 | |
| $0.80 | $4.90 | 85 | 108 | |
| $0.80 | $4.90 | 85 | 108 | |
| $1.67 | $4.90 | 84 | 107 | |
| $1.67 | $4.90 | 84 | 107 | |
| $1.67 | $4.90 | 84 | 107 | |
| $1.67 | $4.92 | 83 | 106 | |
| $1.67 | $4.95 | 84 | 107 | |
| $1.67 | $4.90 | 80 | 101 | |
| $1.67 | $5.00 | 76 | 101 | |
| $1.67 | $4.95 | 76 | 101 | |
| $1.67 | $4.92 | 77 | 102 | |
| $1.70 | $5.00 | 77 | 101 | |
| $1.70 | $4.97 | 78 | 102 | |
| $1.70 | $4.92 | 77 | 102 | |
| $1.70 | $4.79 | 77 | 102 | |
| $1.70 | $4.68 | 74 | 99 | |
| $1.70 | $4.90 | 72 | 97 | |
| $1.60 | $4.68 | 69 | 96 | |
| $1.60 | $4.68 | 68 | 94 | |
| $1.60 | $4.64 | 64 | 86 | |
| $1.60 | $4.50 | 62 | 83 | |
| $1.89 | $4.59 | 61 | 80 | |
| $1.89 | $4.50 | 60 | 79 | |
| $1.89 | $4.50 | 58 | 76 | |
| $1.89 | $4.50 | 58 | 76 | |
| $1.89 | $4.50 | 55 | 73 | |
| $1.89 | $4.45 | 53 | 71 | |
| $1.89 | $4.42 | 50 | 68 | |
| $1.89 | $4.50 | 47 | 65 | |
| $1.89 | $4.50 | 47 | 65 | |
| $1.89 | $4.50 | 46 | 64 | |
| $1.89 | $4.50 | 46 | 64 | |
| $1.89 | $4.50 | 45 | 63 | |
| $1.89 | $4.33 | 43 | 58 | |
| $1.89 | $4.25 | 40 | 55 | |
| $1.89 | $4.25 | 40 | 55 | |
| $1.89 | $4.25 | 41 | 56 | |
| $1.89 | $4.40 | 40 | 55 | |
| $1.89 | $4.40 | 40 | 55 | |
| $1.89 | $4.25 | 40 | 55 | |
| $1.89 | $4.25 | 39 | 53 | |
| $1.89 | $4.21 | 40 | 55 | |
| $1.89 | $4.23 | 38 | 52 | |
| $1.89 | $4.21 | 37 | 51 | |
| $1.89 | $4.07 | 35 | 48 | |
| $1.89 | $4.08 | 34 | 47 | |
| $1.89 | $4.06 | 35 | 46 | |
| $0.45 | $3.98 | 35 | 52 | |
| $0.45 | $4.23 | 34 | 50 | |
| $0.45 | $4.04 | 34 | 50 | |
| $0.45 | $4.04 | 34 | 50 | |
| $0.45 | $4.04 | 34 | 50 | |
| $0.45 | $4.00 | 35 | 52 | |
| $0.45 | $4.04 | 34 | 50 | |
| $0.45 | $4.21 | 33 | 49 | |
| $0.45 | $4.45 | 32 | 49 | |
| $0.45 | $4.50 | 31 | 48 | |
| $0.45 | $4.50 | 31 | 48 | |
| $0.45 | $4.47 | 32 | 50 | |
| $0.45 | $4.50 | 31 | 47 | |
| $0.45 | $4.45 | 31 | 47 | |
| $0.45 | $4.50 | 30 | 45 | |
| $0.45 | $4.50 | 30 | 45 | |
| $0.45 | $4.50 | 25 | 39 | |
| $3.15 | $4.59 | 19 | 30 | |
| $3.15 | $4.50 | 22 | 34 | |
| $3.15 | $4.50 | 20 | 31 | |
| $3.15 | $4.67 | 21 | 33 | |
| $3.15 | $4.50 | 20 | 31 | |
| $3.15 | $4.68 | 20 | 32 | |
| $2.97 | $4.50 | 21 | 33 | |
| $2.97 | $4.50 | 21 | 34 | |
| $1.10 | $4.50 | 21 | 33 | |
| $1.10 | $4.50 | 22 | 34 | |
| $1.10 | $4.50 | 21 | 33 | |
| $2.97 | $4.47 | 16 | 28 | |
| $2.97 | $4.47 | 16 | 28 | |
| $2.97 | $4.45 | 17 | 29 | |
| $2.97 | $4.45 | 17 | 29 | |
| $2.97 | $4.45 | 17 | 29 | |
| $1.89 | $4.34 | 20 | 36 | |
| $1.89 | $4.34 | 18 | 34 | |
| $1.89 | $4.13 | 9 | 23 | |
| $3.96 | $3.96 | 1 | 1 |
Research shortlist · Sep 12, 2026
These research selections use the same basis: 10 mg vial. The selections remain from Sep 12, 2026; each price below comes from its dated market observation.
10 mg vial
10 mg vial
10 mg vial
What it is
KPV is a three-amino-acid sequence. The exact short name is difficult to resolve reliably in broad chemical indexes, so this entry relies on matched research records and keeps identity claims narrow.
This label describes the available research record, not whether the compound is safe or effective for an individual.
Research context
Indexed experimental work includes inflammation, gastrointestinal delivery, skin-cell stress, and immune-signaling questions. The bounded search did not find a matched registered clinical-study record, so the current evidence label remains preclinical or mixed.
Search indexed research for this compound ↗Market context
KPV is commonly sold or discussed for immune response and inflammation research. That describes market demand, not proof that the compound is safe or effective.
Market demand and online discussion do not establish product quality, safety, or effectiveness.Same format. Same amount.
4 of 4 formats had a qualifying research shortlist on Sep 12, 2026. Vendor counts below reflect the available price observations.
Vendor directory
Grades describe the vendor record overall. They are not a test result for every product.
| Vendor | Grade | Compared offers | In stock when checked | Lowest effective package | Profile |
|---|---|---|---|---|---|
| Amino ScienceVendor grade | Grade A- | 1 | 1 | $44.9910 mg vial · compare →Observed Sep 21, 2026 | View → |
| EZ PeptidesVendor grade | Grade A- | 1 | 1 | $39.60Automatic buy x get y free · listed $4410 mg vial · compare →Observed Sep 21, 2026 | View → |
| Nura PeptideVendor grade | Grade A- | Not available | Not available | Not availableNo market observation | View → |
| Peptide PlugsVendor grade | Grade A- | 1 | 1 | $4010 mg vial · compare →Observed Sep 21, 2026 | View → |
| Polaris PeptidesVendor grade | Grade A- | 1 | 1 | $5510 mg vial · compare →Observed Sep 21, 2026 | View → |
| Ascension PeptidesVendor grade | Grade A- | 1 | 1 | $45Automatic buy x get y free · listed $5010 mg vial · compare →Observed Sep 21, 2026 | View → |
| Evolve PeptidesVendor grade | Grade A- | 3 | 3 | $405 mg vial · compare →Observed Sep 21, 2026 | View → |
| GenPeptideVendor grade | Grade A- | 1 | 1 | $34Automatic buy x get y free · listed $4010 mg vial · compare →Observed Sep 21, 2026 | View → |
| Orbitrex PeptidesVendor grade | Grade A- | Not available | Not available | Not availableNo market observation | View → |
| Puratek PeptidesVendor grade | Grade A- | 1 | 1 | $29.71Automatic quantity percent off · listed $34.9510 mg vial · compare →Observed Sep 21, 2026 | View → |
| Southern AminosVendor grade | Grade A- | 1 | 1 | $37.5010 mg vial · compare →Observed Sep 21, 2026 | View → |
| Bulk Peptide SupplyVendor grade | Grade B+ | Not available | Not available | Not availableNo market observation | View → |
| Rocky Mountain CompoundsVendor grade | Grade B+ | 1 | 0 | $172.5010 mg vial · pack of 10 · compare →Observed Sep 21, 2026Out of stock when observed | View → |
| Ameano PeptidesVendor grade | Grade B+ | 1 | 1 | $4410 mg vial · compare →Observed Sep 21, 2026 | View → |
| Blue Ridge PeptidesVendor grade | Grade B+ | 1 | 1 | $4510 mg vial · compare →Observed Sep 21, 2026 | View → |
| Glacier AminosVendor grade | Grade B+ | Not available | Not available | Not availableNo market observation | View → |
| Panda PeptidesVendor grade | Grade B+ | 1 | 0 | $39.9910 mg vial · compare →Observed Sep 21, 2026Out of stock when observed | View → |
| Peptide PartnersVendor grade | Grade B+ | Not available | Not available | Not availableNo market observation | View → |
| Alpha PepsVendor grade | Grade B+ | 3 | 3 | $505 mg vial · compare →Observed Sep 21, 2026 | View → |
| Alpha Pro PeptidesVendor grade | Grade B+ | 1 | 1 | $18Automatic buy x get y free · listed $39.9910 mg vial · compare →Observed Sep 21, 2026 | View → |
| Peptide CraftersVendor grade | Grade B+ | 1 | 1 | $4010 mg vial · compare →Observed Sep 21, 2026 | View → |
| Prime Lab PeptidesVendor grade | Grade B+ | Not available | Not available | Not availableNo market observation | View → |
| MedVinci ResearchVendor grade | Grade B+ | Not available | Not available | Not availableNo market observation | View → |
| Oasis PeptidesVendor grade | Grade B+ | 1 | 1 | $39.95Automatic quantity percent off · listed $4710 mg vial · compare →Observed Sep 21, 2026 | View → |
| Oros ResearchVendor grade | Grade B+ | Not available | Not available | Not availableNo market observation | View → |
| PepvidaVendor grade | Grade B+ | Not available | Not available | Not availableNo market observation | View → |
| Core PeptidesVendor grade | Grade B+ | Not available | Not available | Not availableNo market observation | View → |
| Licensed PeptidesVendor grade | Grade B+ | 1 | 0 | $449.9510 mg vial · pack of 10 · compare →Observed Sep 21, 2026Out of stock when observed | View → |
| RIVN PeptidesVendor grade | Grade B+ | 1 | 1 | $20Automatic buy x get y free · listed $39.9910 mg vial · compare →Observed Sep 21, 2026 | View → |
| SaiyanMedVendor grade | Grade B+ | Not available | Not available | Not availableNo market observation | View → |
| Ignite PeptidesVendor grade | Grade B | 1 | 1 | $3010 mg vial · compare →Observed Sep 21, 2026 | View → |
| Simple PeptideVendor grade | Grade B | 1 | 1 | $4510 mg vial · compare →Observed Sep 21, 2026 | View → |
| TCore BiotechVendor grade | Grade B | Not available | Not available | Not availableNo market observation | View → |
| Biolongevity LabsVendor grade | Grade B | Not available | Not available | Not availableNo market observation | View → |
| Coffee and PeppersVendor grade | Grade B | Not available | Not available | Not availableNo market observation | View → |
| Ion PeptidesVendor grade | Grade B | Not available | Not available | Not availableNo market observation | View → |
| Paramount PeptidesVendor grade | Grade B | 1 | 1 | $62.9010 mg vial · compare →Observed Sep 21, 2026 | View → |
| Rescue ResearchVendor grade | Grade B | Not available | Not available | Not availableNo market observation | View → |
| RUOVendor grade | Grade B | Not available | Not available | Not availableNo market observation | View → |
| NuLife PeptidesVendor grade | Grade B | Not available | Not available | Not availableNo market observation | View → |
| Chameleon PeptidesVendor grade | Grade B | Not available | Not available | Not availableNo market observation | View → |
| Eternal PeptidesVendor grade | Grade B | Not available | Not available | Not availableNo market observation | View → |
| Nation PeptidesVendor grade | Grade B | Not available | Not available | Not availableNo market observation | View → |
| Premier Bio LabsVendor grade | Grade A- | 2 | 2 | $89.990.5 mg capsule · pack of 60 · compare →Observed Sep 21, 2026 | View → |
| Amino AmigosVendor grade | Grade B+ | Not available | Not available | Not availableNo market observation | View → |
| Nationwide PeptidesVendor grade | Grade B+ | Not available | Not available | Not availableNo market observation | View → |
| VAYNVendor grade | Grade B | Not available | Not available | Not availableNo market observation | View → |
| NextGen PeptidesVendor grade | Grade B | Not available | Not available | Not availableNo market observation | View → |
| Blank PeptidesVendor grade | Grade B | Not available | Not available | Not availableNo market observation | View → |
| Royal PeptidesVendor grade | Grade B | Not available | Not available | Not availableNo market observation | View → |
| Mile High CompoundsVendor grade | Grade B | Not available | Not available | Not availableNo market observation | View → |
| NextechLabsVendor grade | Grade C | 1 | 1 | $35.75Automatic fixed amount off · listed $5510 mg vial · compare →Observed Sep 21, 2026 | View → |
| PeptidologyVendor grade | Grade C | Not available | Not available | Not availableNo market observation | View → |
| Oath ResearchVendor grade | Grade C | Not available | Not available | Not availableNo market observation | View → |
| Swiss ChemsVendor grade | Grade C | Not available | Not available | Not availableNo market observation | View → |
| AIO PeptidesNot enough information to grade | Not enough information to grade | 1 | 1 | $51.20Automatic percent off · listed $6410 mg vial · compare →Observed Sep 21, 2026 | View → |
| American Peptide ResearchNot enough information to grade | Not enough information to grade | Not available | Not available | Not availableNo market observation | View → |
| Atomik LabzNot enough information to grade | Not enough information to grade | Not available | Not available | Not availableNo market observation | View → |
| Longevity PeptidesNot enough information to grade | Not enough information to grade | Not available | Not available | Not availableNo market observation | View → |
| Northline LabsNot enough information to grade | Not enough information to grade | Not available | Not available | Not availableNo market observation | View → |
| Nova Life PeptidesNot enough information to grade | Not enough information to grade | Not available | Not available | Not availableNo market observation | View → |
| Nuscience PeptidesNot enough information to grade | Not enough information to grade | Not available | Not available | Not availableNo market observation | View → |
| Peptides 4 ResearchNot enough information to grade | Not enough information to grade | Not available | Not available | Not availableNo market observation | View → |
| Pharma Grade PeptidesNot enough information to grade | Not enough information to grade | Not available | Not available | Not availableNo market observation | View → |
| Planet PeptideNot enough information to grade | Not enough information to grade | Not available | Not available | Not availableNo market observation | View → |
| Pura PeptidesNot enough information to grade | Not enough information to grade | Not available | Not available | Not availableNo market observation | View → |
| Skye PeptidesNot enough information to grade | Not enough information to grade | Not available | Not available | Not availableNo market observation | View → |
| TydesNot enough information to grade | Not enough information to grade | Not available | Not available | Not availableNo market observation | View → |
Sources and review
Last editorial review: Aug 30, 2026. Sources support the compound guide only and do not affect vendor grades.