⚠️ Research Use Only — Compounds discussed are research chemicals, not FDA-approved for human use. Not medical advice. Full disclaimers →
Also known as: Lys-Pro-Val
KPV is a anti-inflammatory research compound (not FDA-approved for human use) studied for gut/injury healing. KPV is a tripeptide fragment of alpha-MSH studied for powerfully reducing gut inflammation, investigated as a potential treatment for inflammatory bowel disease and wound healing. Research dose: 200–200 mcg 7x/wk. Half-life: 30 minutes. Available from COA-verified vendors with code PEPTIDEX for up to 20% off.
Rankings independent · Research use only
Alpha-MSH fragment that potently suppresses NF-κB inflammatory signaling. Reduces pro-inflammatory cytokines and promotes mucosal healing.
COA-verified vendors · Use code PEPTIDEX for up to 20% off
* Prices for research peptide acquisition. Not therapeutic products.
| Vendor | Purity | List Price | With PEPTIDEX | Code | Shop |
|---|---|---|---|---|---|
Amino ClubEditor's Pick | 99%+ | $39.9910 mg | $31.99Save 20% | PEPTIDEX | * Research vendor — verify your regional regulations before purchase. Shop |
| 99%+ | $54.9910 mg | $46.74Save 15% | PEPTIDEX | * Research vendor — verify your regional regulations before purchase. Shop | |
| 98%+ | $79.9910 mg | $39.99Save 50% | PEPTIDEX | * Research vendor — verify your regional regulations before purchase. Shop | |
Bio Longevity LabsTriple-Tested | 99%+ | $99.9710 mg | $84.97Save 15% | PEPTIDEX | * Research vendor — verify your regional regulations before purchase. Shop |
Use code PEPTIDEX for 20% off at Amino Club.
* Research vendor — verify your regional regulations before purchase.
Shop at Amino ClubUse code PEPTIDEX for 15% off at Limitless Life.
* Research vendor — verify your regional regulations before purchase.
Shop at Limitless LifeUse code PEPTIDEX for 50% off at Ascension Peptides.
* Research vendor — verify your regional regulations before purchase.
Shop at Ascension PeptidesUse code PEPTIDEX for 15% off at Bio Longevity Labs.
* Research vendor — verify your regional regulations before purchase.
Shop at Bio Longevity LabsAlpha-MSH fragment that potently suppresses NF-κB inflammatory signaling. Reduces pro-inflammatory cytokines and promotes mucosal healing.
Dalmasso et al. (PLoS One): KPV demonstrates significant anti-inflammatory effects in murine models of inflammatory bowel disease, suppressing NF-κB and MAPK pathways.
PreclinicalStudy shows KPV inhibits p65RelA nuclear import, suppressing NF-κB inflammatory signaling in airway epithelial cells — relevant to respiratory and gut inflammation.
PreclinicalHyaluronic acid-functionalized nanoparticle delivery of KPV enhances oral bioavailability and anti-inflammatory efficacy in colitis models, supporting clinical translation.
PreclinicalKPV selectively suppresses production of IL-1β, IL-6, IL-12, TNF-α, and IFN-γ in colonic epithelial and immune cells, with effects mediated via intracellular PepT1 transport.
PreclinicalLimited clinical evidence supports the use of performance-enhancing peptides in sports despite their growing popularity, a 2026 review found. The research highlighted significant potential risks, including cardiovascular strain and insulin resistance, alongside major challenges in regulation and anti-doping detection.
EmergingA 2026 retrospective study demonstrated that medical thoracoscopy achieved a 99.4% diagnostic yield in patients with undiagnosed exudative pleural effusions. The procedure showed an excellent safety profile, with malignancy identified as the most common underlying etiology.
StrongA 2026 study demonstrated that a self-immolative peptide prodrug conjugate platform enabled the oral delivery of anti-inflammatory peptides KPV, Ac-QAW, and IRW. Researchers found that these conjugates exhibited high gastrointestinal stability and significantly increased targeted accumulation in mice with colitis and acute lung injury.
PreclinicalA 2026 machine learning analysis of rice-associated bacteria demonstrated that ABC-type oligopeptide transport systems are abundantly distributed in beneficial strains. The study found that AI models can accurately classify these microbes based on genetic markers responsible for nutrient transport and metabolic versatility.
EmergingA 2025 review demonstrated that host defense peptides, such as cathelicidins and defensins, exhibit immunomodulatory properties that may benefit inflammatory bowel disease research. The study found these peptides downregulate the NF-κB pathway and modulate cytokine release to help restore intestinal homeostasis.
EmergingA 2025 review found that tripeptides demonstrate the ability to stimulate fibroblast migration, enhance collagen deposition, and modulate inflammation. Researchers investigated specific peptides like GHK and KPV, highlighting their mechanisms in supporting extracellular matrix remodeling and angiogenesis during tissue repair.
EmergingExcellent profile. Research-only compound with limited human data but strong preclinical safety.
See our evidence grading methodology for how we evaluate and grade peptide safety data.
* Dosing data from published literature — not a human use recommendation.
Often used orally in capsules for gut-specific effects. SubQ for systemic anti-inflammatory.
Last updated: 2026-01 · Laws change frequently. Verify current status in your jurisdiction.
Week 1
Potent anti-inflammatory effect; rapid symptom relief in gut/injury
Weeks 2–4
Mucosal healing acceleration; reduced IBD flare symptoms
Month 2–3
Wound healing and IBD remission in study models; sustained anti-inflammatory effect
| Side Effect | Incidence | Severity |
|---|---|---|
Generally very well-tolerated | Very limited human data | mild |
Mild GI adjustment | ~5% of users (oral route) | mild |
Finding verified, high-purity KPV requires rigorous COA verification. We independently evaluate vendors based on third-party HPLC testing, purity thresholds (≥98%), and batch-specific documentation.
View COA-Verified KPV✓ Third-party tested·✓ US shipping·✓ COA on every batch
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⚠️ Educational only · Not medical advice · For research use only. Information on this page is compiled from peer-reviewed literature and is intended strictly for educational and informational purposes. Peptides discussed may be unapproved research chemicals — consult a licensed healthcare professional before considering any peptide compound. Read our full disclaimer
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