Thymalin 20 mg vial
Prices from 4 vendors, and how much to draw for the commonly cited doses.
What a 20 mg vial costs
Every vendor we track that lists this exact size, cheapest first. Sort order is price only; affiliate status never changes it.
Median $4.04, or $4.04 per mg, across the 3 vendors with an exact, in-stock price.
Testing checks: outside lab · HPLC purity · mass spec identity · batch COA · lab named
- American PeptidesTHYMALIN$60.00
- Paramount PeptidesThymalin Peptide 20mg$80.75
- Oath ResearchThymalin$110.00
- Stemcode PeptidesThymalin Vial 20mg$150.00
| Vendor | Size | Price | Per mg | Availability | Checked | Link |
|---|---|---|---|---|---|---|
| American Peptides THYMALIN | 20 mg | $60.00 | $3.00 | in stock | Sep 12, 2026 | View°code ALYSSA108066 saves 10% |
| Paramount Peptides Thymalin Peptide 20mg | 20 mg | $80.75 | $4.04 | in stock | Sep 12, 2026 | View |
| Oath Research Thymalin | 20 mg | $110.00 | $5.50 | out of stock | Sep 12, 2026 | View |
| Stemcode Peptides Thymalin Vial 20mg | 20 mg | $150.00 | $7.50 | in stock | Aug 24, 2026 | View |
We earn from these links. It never changes a price or a position here.
- Oath Research: Stock not shown, left out of the range
How to mix a 20 mg vial
Find the column for the amount of water you added to the vial. The number is how far to draw on a U-100 insulin syringe, where 100 units is 1 mL. This is arithmetic on the label, not a recommended dose.
How to read an insulin syringe · How much water to add
| Dose | 1 mL water | 2 mL water | 3 mL water |
|---|---|---|---|
| 5 mg | 25.0 units 4.0 doses/vial | 50.0 units 4.0 doses/vial | 75.0 units 4.0 doses/vial |
| 10 mg | 50.0 units 2.0 doses/vial | 100.0 units 2.0 doses/vial | Over 100 units: will not fit one U-100 syringe |
Printed on the vial.
iPeptide Decoding does not recommend a dose. Enter the amount your clinician gave you, or pick a value from the reference range to model.
Same dose, different draw. Pick whichever is easiest to measure.
U-100 insulin syringe (1 mL = 100 units). Draw to the teal line.
Multi-vendor comparison is a Pro feature.
Daily is 7. Twice weekly is 2.