Bioalmanac

Vilon

Lys-Glu · KE peptide

Preclinical

Status reviewed 18 Aug 2026

The shortest peptide in the family at two amino acids, assigned to the thymus and sold for immune ageing. Its brevity is the whole argument against it and, in the originating literature, for it.

Storage

Freeze-dried powder: Refrigerated at 2–8 °C, protected from light.
After mixing: Refrigerated at 2–8 °C. Do not freeze once mixed.
Long-term, frozen: Unopened powder is stable at −20 °C or colder.

Reconstitution — 20 mg vial, 2000 mcg dose

On a 1 mL U-100 syringe. Check every figure against your own vial before drawing.

Water added	Concentration	Volume to draw	Units	Doses per vial
1 mL	20 mg/mL	0.1 mL	10 units	10
2 mL	10 mg/mL	0.2 mL	20 units	10
3 mL	6.667 mg/mL	0.3 mL	30 units	10
5 mL	4 mg/mL	0.5 mL	50 units	10

Dose ranges reported in sources

Descriptions of what sources report, not recommendations.

Goal	Range	Frequency	Source
Course described in community sources	1000–2000 mcg	Daily for a 10-day course, repeated a few times a year	Community practice

When to stop

Any allergic response: rash, hives, facial swelling or difficulty breathing. Seek urgent care.
An injection site that becomes hot, spreading or produces pus.
Any new or unexplained symptom you would ordinarily see a doctor about.

Use your browser’s print dialog and choose “Save as PDF”. This block is hidden when printed.