Vesugen is a synthetic three-amino-acid peptide (Lys-Glu-Asp, also called KED) from the same Russian research group as Epitalon. Its developers describe it as a bioregulator for blood vessels. It is not approved as a drug in the US, and human evidence is very limited.
Also known as: Vezugen, KED peptide, Lys-Glu-Asp.
Vesugen powder vials are usually labeled 20 mg.
Water and syringe-unit charts by vial size: 20 mg
Here is the math for a 20 mg vial mixed with 2 mL of bacteriostatic water, drawing 1 mg with a U-100 insulin syringe (1 mL = 100 units).
20 mg ÷ 2 mL = 10 mg/mL1 mg ÷ 10 mg/mL = 0.1 mL0.1 mL × 100 = 10 units| Amount | Volume | U-100 syringe |
|---|---|---|
| 500 mcg | 0.05 mL | 5 units |
| 1 mg | 0.1 mL | 10 units |
| 2 mg | 0.2 mL | 20 units |
Adding more water doesn't change how much vesugen is in the vial. It only spreads it over more liquid, so each draw is bigger and easier to read.
| Water added | Concentration | Volume | U-100 syringe |
|---|---|---|---|
| 1 mL | 20 mg/mL | 0.05 mL | 5 units |
| 2 mL | 10 mg/mL | 0.1 mL | 10 units |
| 3 mL | 6.67 mg/mL | 0.15 mL | 15 units |
| 5 mL | 4 mg/mL | 0.25 mL | 25 units |
For any other vial size or amount, the free peptide reconstitution calculator works backwards from the amount you want and suggests a water volume that lands on a clean syringe mark.
Most work on vesugen is in cell cultures, where it increased markers of cell renewal and lowered markers of cell death (Chalisova 2012), and raised a differentiation marker in human prostate fibroblasts (Khavinson 2012).
The human reports we found are small studies in a Russian journal. One treated 41 men with erectile dysfunction caused by narrowed arteries and reported better blood flow in the penile arteries afterward (Kitachev 2014); the abstract does not describe a control group. A 2021 review by its developers says that vesugen taken by mouth improved memory and attention in older people with functional brain disorders (Khavinson 2021). We could not find an independent randomized trial.
We could not find a published human half-life for this compound. Figures quoted online usually come from animal or cell studies, so we do not list one here.
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