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Peptide Encyclopedia / Vilon

Encyclopedia

Vilon

Vilon is a synthetic dipeptide, Lys-Glu, from the Khavinson bioregulator family, marketed toward the thymus and immune function. Its proposed effects on immune gene expression and aging stay unproven, drawn mainly from Russian preclinical and observational studies that Western human trials have not replicated. It is not FDA-approved and trades as a gray-market research chemical in the US. Below you'll find reported dosing, safety, and legal status. Educational only, not medical advice.

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CategoryImmune
Regulatory statusNot FDA-approved; research chemical / gray-market in the US.

Mechanism

A synthetic dipeptide (Lys-Glu) from the Khavinson bioregulator family, marketed as a thymus/immune-targeted agent. Proposed (unproven) mechanism is tissue-specific modulation of gene expression supporting immune function and anti-aging effects.

Half-life

uncertain / limited human pharmacokinetic data; a dipeptide is expected to be cleared/hydrolyzed rapidly, but no rigorous human PK exists.

Regulatory status

Not FDA-approved; research chemical / gray-market in the US. Not an FDA-approved drug; used within Russia in the bioregulator/supplement context only.

Safety

Human safety data are minimal and largely Russian-sourced. Rapid clearance suggests low acute risk but is not a substitute for controlled safety data. Gray-market purity/identity unverified.

Evidence

Weak/limited evidence base: predominantly Russian (Khavinson group) preclinical and observational studies, including rodent lifespan claims, with essentially no independent Western human replication.

Sources

PepWise is an informational and educational tracking tool, not medical advice and not a medical device. Vilon may be experimental, restricted, or prescription-only; many research peptides are not FDA-approved. Consult a licensed healthcare provider before starting, changing, or stopping any protocol. Operated by STC Consulting, Inc.