Product guide · Research use only

Nucleon Nutrition KPV 5 mg peptide

Nucleon Nutrition peptide product containing KPV, lyophilised peptide in a vial. This guide sets out what the manufacturer states about the composition of Nucleon Nutrition KPV 5 mg peptide, what independent research says about its main ingredient, and the safety and regulatory points that apply. The manufacturer labels this product for research use only, not for human consumption. This guide is educational and gives no directions for use.

Educational guide · Sources checked 4 November 2026 · 5 references

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Named ingredients: 1
Amounts stated: All
Status: Research use only
Evidence summaries: 1

Overview

Manufacturer information

Nucleon Nutrition KPV 5 mg peptide contains KPV (Lys-Pro-Val tripeptide): 5 mg per vial.

The manufacturer labels it for research use only, not for human consumption.

Ingredients & composition

Manufacturer information

Ingredient	Amount
KPV (Lys-Pro-Val tripeptide)	5 mg per vial

Scientific background

Independent research

KPV (Lys-Pro-Val tripeptide)

KPV is a tripeptide derived from the C-terminal end of α-melanocyte-stimulating hormone and is studied for anti-inflammatory effects.

Research evidence

Independent research

KPV (Lys-Pro-Val tripeptide)

The research is in animal models of colitis, for example in rats¹. There are no published human trials.

Evidence limitations

Independent research

No published study has tested this specific product; the research summarised here concerns the ingredient itself.

KPV (Lys-Pro-Val tripeptide)

Effects in humans are unknown.

Safety & potential risks

Manufacturer label

All products in this category are sold for research purposes only. They are not intended for human or veterinary use, nor for diagnostic or therapeutic applications.

Independent research

KPV (Lys-Pro-Val tripeptide)

Human safety data are lacking. Reviewers describe a "gray market" of unapproved peptides sold directly to consumers outside regulatory oversight, with uncertain purity and safety².

Regulatory status

GIGACULT product information

KPV is supplied as a research peptide that requires reconstitution and injection. It is not a food or food supplement and is not an authorised medicinal product in the EU. No dosing information for human use is provided.

Regulation and sport

KPV (Lys-Pro-Val tripeptide)

KPV is not authorised as a medicine or as a food in the EU³⁴. The World Anti-Doping Agency prohibits non-approved substances and peptide hormones, growth factors and related substances at all times⁵.

Scientific references

Sun J, Xue P, Liu J, et al. Self-cross-linked hydrogel of cysteamine-grafted γ-polyglutamic acid stabilized tripeptide KPV for alleviating TNBS-induced ulcerative colitis in rats. ACS Biomater Sci Eng. 2021;7:4859-4869. PubMed 34547895
Mendias CL, Awan TM. Safety and efficacy of approved and unapproved peptide therapies for musculoskeletal injuries and athletic performance. Sports Med. 2026;56:1921-1935. PubMed 41966639
Directive 2001/83/EC on the Community code relating to medicinal products for human use. Official Journal of the European Union. Source
Regulation (EU) 2015/2283 on novel foods. Official Journal of the European Union. Source
World Anti-Doping Agency. The Prohibited List (current edition). Source

Sources checked against PubMed, Crossref or the official publisher on 2026-11-04. Manufacturer information is taken from the product's own data and has not been independently tested.

The product